diff --git a/examples/lib/commons/ember.dart b/examples/lib/commons/ember.dart
index d24a263e0..ff1821497 100644
--- a/examples/lib/commons/ember.dart
+++ b/examples/lib/commons/ember.dart
@@ -1,5 +1,4 @@
 import 'package:flame/components.dart';
-import 'package:flame/effects.dart';
 import 'package:flame/game.dart';
 
 class Ember<T extends FlameGame> extends SpriteAnimationComponent
diff --git a/examples/lib/stories/camera_and_viewport/coordinate_systems_example.dart b/examples/lib/stories/camera_and_viewport/coordinate_systems_example.dart
index 4cda5b9c0..c41f1cbf0 100644
--- a/examples/lib/stories/camera_and_viewport/coordinate_systems_example.dart
+++ b/examples/lib/stories/camera_and_viewport/coordinate_systems_example.dart
@@ -6,7 +6,6 @@ import 'package:flame/input.dart';
 import 'package:flame/palette.dart';
 import 'package:flutter/material.dart';
 import 'package:flutter/services.dart';
-import 'package:flutter/widgets.dart';
 
 /// A game that allows for camera control and displays Tap, Drag & Scroll
 /// events information on the screen, to allow exploration of the 3 coordinate
diff --git a/examples/lib/stories/collision_detection/circles_example.dart b/examples/lib/stories/collision_detection/circles_example.dart
index 8966e1700..5ba2856e8 100644
--- a/examples/lib/stories/collision_detection/circles_example.dart
+++ b/examples/lib/stories/collision_detection/circles_example.dart
@@ -1,5 +1,3 @@
-import 'dart:ui';
-
 import 'package:flame/components.dart';
 import 'package:flame/extensions.dart';
 import 'package:flame/game.dart';
diff --git a/examples/lib/stories/collision_detection/collidable_animation_example.dart b/examples/lib/stories/collision_detection/collidable_animation_example.dart
index bc5be3365..2b5ab3921 100644
--- a/examples/lib/stories/collision_detection/collidable_animation_example.dart
+++ b/examples/lib/stories/collision_detection/collidable_animation_example.dart
@@ -2,11 +2,9 @@ import 'dart:math';
 import 'dart:ui';
 
 import 'package:flame/components.dart';
-import 'package:flame/effects.dart';
 import 'package:flame/extensions.dart';
 import 'package:flame/game.dart';
 import 'package:flame/geometry.dart';
-import 'package:flame/input.dart';
 import 'package:flame/palette.dart';
 
 class CollidableAnimationExample extends FlameGame with HasCollidables {
diff --git a/examples/lib/stories/collision_detection/multiple_shapes_example.dart b/examples/lib/stories/collision_detection/multiple_shapes_example.dart
index b3aeb2074..75cdd57c7 100644
--- a/examples/lib/stories/collision_detection/multiple_shapes_example.dart
+++ b/examples/lib/stories/collision_detection/multiple_shapes_example.dart
@@ -1,12 +1,10 @@
 import 'dart:math';
-import 'dart:ui';
 
 import 'package:flame/components.dart';
 import 'package:flame/extensions.dart';
 import 'package:flame/game.dart';
 import 'package:flame/geometry.dart';
 import 'package:flame/input.dart';
-import 'package:flame/palette.dart';
 import 'package:flutter/material.dart' hide Image, Draggable;
 
 enum Shapes { circle, rectangle, polygon }
diff --git a/examples/lib/stories/collision_detection/simple_shapes_example.dart b/examples/lib/stories/collision_detection/simple_shapes_example.dart
index fee4f484e..3db8b9338 100644
--- a/examples/lib/stories/collision_detection/simple_shapes_example.dart
+++ b/examples/lib/stories/collision_detection/simple_shapes_example.dart
@@ -3,7 +3,6 @@ import 'dart:ui';
 
 import 'package:flame/components.dart';
 import 'package:flame/effects.dart';
-import 'package:flame/extensions.dart';
 import 'package:flame/game.dart';
 import 'package:flame/geometry.dart';
 import 'package:flame/input.dart';
diff --git a/examples/lib/stories/components/composability_example.dart b/examples/lib/stories/components/composability_example.dart
index 9f4a23be7..0fe70e67a 100644
--- a/examples/lib/stories/components/composability_example.dart
+++ b/examples/lib/stories/components/composability_example.dart
@@ -1,6 +1,5 @@
 import 'package:flame/components.dart';
 import 'package:flame/game.dart';
-import 'package:flame/input.dart';
 import 'package:flame/palette.dart';
 import 'package:flutter/cupertino.dart';
 import 'package:flutter/material.dart';
diff --git a/examples/lib/stories/components/debug_example.dart b/examples/lib/stories/components/debug_example.dart
index 17456ffbf..25da04c8d 100644
--- a/examples/lib/stories/components/debug_example.dart
+++ b/examples/lib/stories/components/debug_example.dart
@@ -1,5 +1,3 @@
-import 'dart:ui' hide TextStyle;
-
 import 'package:flame/components.dart';
 import 'package:flame/game.dart';
 import 'package:flutter/material.dart';
diff --git a/examples/lib/stories/effects/scale_effect_example.dart b/examples/lib/stories/effects/scale_effect_example.dart
index cc0c679c3..d280936cb 100644
--- a/examples/lib/stories/effects/scale_effect_example.dart
+++ b/examples/lib/stories/effects/scale_effect_example.dart
@@ -1,6 +1,5 @@
 import 'package:flame/components.dart';
 import 'package:flame/effects.dart';
-import 'package:flame/extensions.dart';
 import 'package:flame/game.dart';
 import 'package:flame/input.dart';
 import 'package:flame/palette.dart';
diff --git a/examples/lib/stories/effects/size_effect_example.dart b/examples/lib/stories/effects/size_effect_example.dart
index 7029718fd..d823cf077 100644
--- a/examples/lib/stories/effects/size_effect_example.dart
+++ b/examples/lib/stories/effects/size_effect_example.dart
@@ -2,7 +2,6 @@ import 'dart:ui';
 
 import 'package:flame/components.dart';
 import 'package:flame/effects.dart';
-import 'package:flame/extensions.dart';
 import 'package:flame/game.dart';
 import 'package:flame/input.dart';
 import 'package:flame/palette.dart';
diff --git a/examples/lib/stories/input/draggables_example.dart b/examples/lib/stories/input/draggables_example.dart
index dc43a6364..e95f04902 100644
--- a/examples/lib/stories/input/draggables_example.dart
+++ b/examples/lib/stories/input/draggables_example.dart
@@ -1,5 +1,4 @@
 import 'package:flame/components.dart';
-import 'package:flame/extensions.dart';
 import 'package:flame/game.dart';
 import 'package:flame/input.dart';
 import 'package:flutter/material.dart' show Colors;
diff --git a/examples/lib/stories/input/joystick_advanced_example.dart b/examples/lib/stories/input/joystick_advanced_example.dart
index ad729d03e..88ed85ab8 100644
--- a/examples/lib/stories/input/joystick_advanced_example.dart
+++ b/examples/lib/stories/input/joystick_advanced_example.dart
@@ -2,14 +2,11 @@ import 'dart:math';
 
 import 'package:flame/components.dart';
 import 'package:flame/effects.dart';
-import 'package:flame/extensions.dart';
 import 'package:flame/game.dart';
 import 'package:flame/input.dart';
 import 'package:flame/palette.dart';
 import 'package:flame/sprite.dart';
-import 'package:flutter/animation.dart';
 import 'package:flutter/material.dart';
-import 'package:flutter/painting.dart';
 
 import 'joystick_player.dart';
 
diff --git a/examples/lib/stories/input/joystick_example.dart b/examples/lib/stories/input/joystick_example.dart
index 92babfbbb..a4b0d4bbc 100644
--- a/examples/lib/stories/input/joystick_example.dart
+++ b/examples/lib/stories/input/joystick_example.dart
@@ -1,6 +1,5 @@
 import 'package:flame/components.dart';
 import 'package:flame/game.dart';
-import 'package:flame/input.dart';
 import 'package:flame/palette.dart';
 import 'package:flutter/painting.dart';
 
diff --git a/examples/lib/stories/input/joystick_player.dart b/examples/lib/stories/input/joystick_player.dart
index 2c24c7d1d..f1016a9bf 100644
--- a/examples/lib/stories/input/joystick_player.dart
+++ b/examples/lib/stories/input/joystick_player.dart
@@ -1,5 +1,4 @@
 import 'package:flame/components.dart';
-import 'package:flame/game.dart';
 
 class JoystickPlayer extends SpriteComponent with HasGameRef {
   /// Pixels/s
diff --git a/examples/lib/stories/input/keyboard_example.dart b/examples/lib/stories/input/keyboard_example.dart
index 6df6efed3..40dd1adc3 100644
--- a/examples/lib/stories/input/keyboard_example.dart
+++ b/examples/lib/stories/input/keyboard_example.dart
@@ -1,5 +1,3 @@
-import 'dart:ui';
-
 import 'package:flame/game.dart';
 import 'package:flame/input.dart';
 import 'package:flame/palette.dart';
diff --git a/examples/lib/stories/input/multitap_advanced_example.dart b/examples/lib/stories/input/multitap_advanced_example.dart
index 19515c199..9e6035cf2 100644
--- a/examples/lib/stories/input/multitap_advanced_example.dart
+++ b/examples/lib/stories/input/multitap_advanced_example.dart
@@ -2,7 +2,6 @@ import 'package:flame/extensions.dart';
 import 'package:flame/game.dart';
 import 'package:flame/input.dart';
 import 'package:flame/palette.dart';
-import 'package:flutter/material.dart';
 
 /// Showcases how to mix two advanced detectors
 class MultitapAdvancedExample extends FlameGame
diff --git a/examples/lib/stories/input/multitap_example.dart b/examples/lib/stories/input/multitap_example.dart
index 2a1d4c5b5..66e8bc167 100644
--- a/examples/lib/stories/input/multitap_example.dart
+++ b/examples/lib/stories/input/multitap_example.dart
@@ -2,7 +2,6 @@ import 'package:flame/extensions.dart';
 import 'package:flame/game.dart';
 import 'package:flame/input.dart';
 import 'package:flame/palette.dart';
-import 'package:flutter/material.dart';
 
 /// Includes an example including advanced detectors
 class MultitapExample extends FlameGame with MultiTouchTapDetector {
diff --git a/examples/lib/stories/input/scroll_example.dart b/examples/lib/stories/input/scroll_example.dart
index 0c65d69d5..cea8e2886 100644
--- a/examples/lib/stories/input/scroll_example.dart
+++ b/examples/lib/stories/input/scroll_example.dart
@@ -2,7 +2,6 @@ import 'package:flame/extensions.dart';
 import 'package:flame/game.dart';
 import 'package:flame/input.dart';
 import 'package:flame/palette.dart';
-import 'package:flutter/material.dart';
 
 class ScrollExample extends FlameGame with ScrollDetector {
   static const String description = '''
diff --git a/examples/lib/stories/parallax/no_fcs_parallax_example.dart b/examples/lib/stories/parallax/no_fcs_parallax_example.dart
index d1bca73f7..c13b32b3f 100644
--- a/examples/lib/stories/parallax/no_fcs_parallax_example.dart
+++ b/examples/lib/stories/parallax/no_fcs_parallax_example.dart
@@ -1,8 +1,6 @@
-import 'package:flame/components.dart';
 import 'package:flame/extensions.dart';
 import 'package:flame/game.dart';
 import 'package:flame/parallax.dart';
-import 'package:flutter/material.dart';
 
 class NoFCSParallaxExample with Loadable, Game {
   static const String description = '''
diff --git a/examples/lib/stories/rendering/flip_sprite_example.dart b/examples/lib/stories/rendering/flip_sprite_example.dart
index 612b5e1c2..eec97c841 100644
--- a/examples/lib/stories/rendering/flip_sprite_example.dart
+++ b/examples/lib/stories/rendering/flip_sprite_example.dart
@@ -1,4 +1,3 @@
-import 'package:flame/components.dart';
 import 'package:flame/game.dart';
 
 import '../../commons/ember.dart';
diff --git a/examples/lib/stories/rendering/isometric_tile_map_example.dart b/examples/lib/stories/rendering/isometric_tile_map_example.dart
index ca145a83d..c8e03894f 100644
--- a/examples/lib/stories/rendering/isometric_tile_map_example.dart
+++ b/examples/lib/stories/rendering/isometric_tile_map_example.dart
@@ -5,7 +5,6 @@ import 'package:flame/extensions.dart';
 import 'package:flame/game.dart';
 import 'package:flame/input.dart';
 import 'package:flame/sprite.dart';
-import 'package:flutter/material.dart' hide Image;
 
 class IsometricTileMapExample extends FlameGame with MouseMovementDetector {
   static const String description = '''
diff --git a/examples/lib/stories/rendering/particles_example.dart b/examples/lib/stories/rendering/particles_example.dart
index 3ad9cb487..4f353e2f9 100644
--- a/examples/lib/stories/rendering/particles_example.dart
+++ b/examples/lib/stories/rendering/particles_example.dart
@@ -1,6 +1,5 @@
 import 'dart:async';
 import 'dart:math';
-import 'dart:ui';
 
 import 'package:flame/components.dart' hide Timer;
 import 'package:flame/game.dart';
diff --git a/examples/lib/stories/rendering/text_example.dart b/examples/lib/stories/rendering/text_example.dart
index 04badb9fc..10e806b72 100644
--- a/examples/lib/stories/rendering/text_example.dart
+++ b/examples/lib/stories/rendering/text_example.dart
@@ -1,5 +1,3 @@
-import 'dart:ui';
-
 import 'package:flame/components.dart';
 import 'package:flame/game.dart';
 import 'package:flame/palette.dart';
diff --git a/examples/lib/stories/system/without_flamegame_example.dart b/examples/lib/stories/system/without_flamegame_example.dart
index 85c5942d1..d51e6b50c 100644
--- a/examples/lib/stories/system/without_flamegame_example.dart
+++ b/examples/lib/stories/system/without_flamegame_example.dart
@@ -1,5 +1,3 @@
-import 'dart:ui';
-
 import 'package:flame/game.dart';
 import 'package:flame/input.dart';
 import 'package:flame/palette.dart';
diff --git a/examples/lib/stories/widgets/partial_sprite_widget_example.dart b/examples/lib/stories/widgets/partial_sprite_widget_example.dart
index 70fe889b0..7e240345f 100644
--- a/examples/lib/stories/widgets/partial_sprite_widget_example.dart
+++ b/examples/lib/stories/widgets/partial_sprite_widget_example.dart
@@ -2,7 +2,6 @@ import 'package:dashbook/dashbook.dart';
 import 'package:flame/extensions.dart';
 import 'package:flame/widgets.dart';
 import 'package:flutter/material.dart';
-import 'package:flutter/widgets.dart';
 
 final anchorOptions = Anchor.values.map((e) => e.name).toList();
 
diff --git a/examples/lib/stories/widgets/sprite_animation_widget_example.dart b/examples/lib/stories/widgets/sprite_animation_widget_example.dart
index 8ad5bae6d..9f7521343 100644
--- a/examples/lib/stories/widgets/sprite_animation_widget_example.dart
+++ b/examples/lib/stories/widgets/sprite_animation_widget_example.dart
@@ -1,6 +1,5 @@
 import 'package:dashbook/dashbook.dart';
 import 'package:flame/extensions.dart';
-import 'package:flame/sprite.dart';
 import 'package:flame/widgets.dart';
 import 'package:flutter/widgets.dart';
 
diff --git a/examples/lib/stories/widgets/sprite_widget_example.dart b/examples/lib/stories/widgets/sprite_widget_example.dart
index 4c5b412d6..ec3ec330d 100644
--- a/examples/lib/stories/widgets/sprite_widget_example.dart
+++ b/examples/lib/stories/widgets/sprite_widget_example.dart
@@ -3,7 +3,6 @@ import 'dart:math';
 import 'package:dashbook/dashbook.dart';
 import 'package:flame/widgets.dart';
 import 'package:flutter/material.dart';
-import 'package:flutter/widgets.dart';
 
 final anchorOptions = Anchor.values.map((e) => e.name).toList();
 
diff --git a/packages/flame/example/lib/main.dart b/packages/flame/example/lib/main.dart
index 5425bcccf..1a77e65b4 100644
--- a/packages/flame/example/lib/main.dart
+++ b/packages/flame/example/lib/main.dart
@@ -1,8 +1,6 @@
 import 'dart:math' as math;
-import 'dart:ui';
 
 import 'package:flame/components.dart';
-import 'package:flame/extensions.dart';
 import 'package:flame/game.dart';
 import 'package:flame/input.dart';
 import 'package:flame/palette.dart';
diff --git a/packages/flame/lib/src/assets/images.dart b/packages/flame/lib/src/assets/images.dart
index f4671fae1..1ef8940a1 100644
--- a/packages/flame/lib/src/assets/images.dart
+++ b/packages/flame/lib/src/assets/images.dart
@@ -72,11 +72,12 @@ class Images {
   /// Convert an array of pixel values into an [Image] object.
   ///
   /// The [pixels] parameter is the pixel data in the encoding described by
-  /// [PixelFormat.rgba8888], the encoding can't be changed to allow for web support.
+  /// [PixelFormat.rgba8888], the encoding can't be changed to allow for web
+  /// support.
   ///
   /// If you want the image to be decoded as it would be on the web you can set
-  /// [runAsWeb] to `true`. Keep in mind that it is slightly slower than the native
-  /// [ui.decodeImageFromPixels]. By default it is set to [kIsWeb].
+  /// [runAsWeb] to `true`. Keep in mind that it is slightly slower than the
+  /// native [ui.decodeImageFromPixels]. By default it is set to [kIsWeb].
   Future<Image> decodeImageFromPixels(
     Uint8List pixels,
     int width,
diff --git a/packages/flame/lib/src/components/component.dart b/packages/flame/lib/src/components/component.dart
index bde0eba92..e0ef91531 100644
--- a/packages/flame/lib/src/components/component.dart
+++ b/packages/flame/lib/src/components/component.dart
@@ -1,15 +1,10 @@
-import 'dart:ui';
-
 import 'package:flutter/painting.dart';
 import 'package:meta/meta.dart';
 
 import '../../components.dart';
 import '../../game.dart';
 import '../../input.dart';
-import '../extensions/vector2.dart';
-import '../game/mixins/loadable.dart';
 import 'cache/value_cache.dart';
-import 'positioning_type.dart';
 
 /// This represents a Component for your game.
 ///
@@ -285,9 +280,7 @@ class Component with Loadable {
   ) {
     var shouldContinue = true;
     for (final child in children.reversed()) {
-      if (child is Component) {
-        shouldContinue = child.propagateToChildren(handler);
-      }
+      shouldContinue = child.propagateToChildren(handler);
       if (shouldContinue && child is T) {
         shouldContinue = handler(child);
       } else if (shouldContinue && child is FlameGame) {
@@ -336,9 +329,7 @@ class Component with Loadable {
         'Did you try to access it on the Game constructor? '
         'Use the "onLoad" or "onMount" method instead.',
       );
-      if (parentGame is FlameGame) {
-        parentGame.prepareComponent(this);
-      }
+      parentGame.prepareComponent(this);
 
       debugMode |= parent.debugMode;
       isPrepared = true;
diff --git a/packages/flame/lib/src/components/custom_painter_component.dart b/packages/flame/lib/src/components/custom_painter_component.dart
index 953050dd7..af20b7cf6 100644
--- a/packages/flame/lib/src/components/custom_painter_component.dart
+++ b/packages/flame/lib/src/components/custom_painter_component.dart
@@ -1,8 +1,6 @@
 import 'package:flutter/widgets.dart';
 
 import '../../components.dart';
-import '../extensions/vector2.dart';
-import 'position_component.dart';
 
 /// A [PositionComponent] that renders a [CustomPainter] at the designated
 /// position, scaled to have the designated size and rotated to the specified
diff --git a/packages/flame/lib/src/components/input/button_component.dart b/packages/flame/lib/src/components/input/button_component.dart
index 3fdf2d2c7..e13eb863c 100644
--- a/packages/flame/lib/src/components/input/button_component.dart
+++ b/packages/flame/lib/src/components/input/button_component.dart
@@ -1,9 +1,7 @@
 import 'package:meta/meta.dart';
 
 import '../../../components.dart';
-import '../../../extensions.dart';
 import '../../../input.dart';
-import '../../gestures/events.dart';
 
 /// The [ButtonComponent] bundles two [PositionComponent]s, one that shows while
 /// the button is being pressed, and one that shows otherwise.
diff --git a/packages/flame/lib/src/components/input/hud_button_component.dart b/packages/flame/lib/src/components/input/hud_button_component.dart
index d54177f4d..4246f9105 100644
--- a/packages/flame/lib/src/components/input/hud_button_component.dart
+++ b/packages/flame/lib/src/components/input/hud_button_component.dart
@@ -2,9 +2,7 @@ import 'package:flutter/rendering.dart' show EdgeInsets;
 import 'package:meta/meta.dart';
 
 import '../../../components.dart';
-import '../../../extensions.dart';
 import '../../../input.dart';
-import '../../gestures/events.dart';
 
 /// The [HudButtonComponent] bundles two [PositionComponent]s, one that shows
 /// when the button is being pressed, and one that shows otherwise.
diff --git a/packages/flame/lib/src/components/input/hud_margin_component.dart b/packages/flame/lib/src/components/input/hud_margin_component.dart
index a02833011..e7965e317 100644
--- a/packages/flame/lib/src/components/input/hud_margin_component.dart
+++ b/packages/flame/lib/src/components/input/hud_margin_component.dart
@@ -2,9 +2,7 @@ import 'package:flutter/widgets.dart' show EdgeInsets;
 import 'package:meta/meta.dart';
 
 import '../../../components.dart';
-import '../../../extensions.dart';
 import '../../../game.dart';
-import '../positioning_type.dart';
 
 /// The [HudMarginComponent] positions itself by a margin to the edge of the
 /// screen instead of by an absolute position on the screen or on the game, so
diff --git a/packages/flame/lib/src/components/input/joystick_component.dart b/packages/flame/lib/src/components/input/joystick_component.dart
index 6704ac55a..bb280bbbc 100644
--- a/packages/flame/lib/src/components/input/joystick_component.dart
+++ b/packages/flame/lib/src/components/input/joystick_component.dart
@@ -4,7 +4,6 @@ import 'package:flutter/rendering.dart' show EdgeInsets;
 import 'package:meta/meta.dart';
 
 import '../../../components.dart';
-import '../../../extensions.dart';
 import '../../gestures/events.dart';
 import 'hud_margin_component.dart';
 
diff --git a/packages/flame/lib/src/components/input/sprite_button_component.dart b/packages/flame/lib/src/components/input/sprite_button_component.dart
index 0bd0f53ef..2a201e9f6 100644
--- a/packages/flame/lib/src/components/input/sprite_button_component.dart
+++ b/packages/flame/lib/src/components/input/sprite_button_component.dart
@@ -1,6 +1,4 @@
 import '../../../components.dart';
-import '../../../extensions.dart';
-import '../../../input.dart';
 
 enum _ButtonState {
   up,
diff --git a/packages/flame/lib/src/components/isometric_tile_map_component.dart b/packages/flame/lib/src/components/isometric_tile_map_component.dart
index 86fbf7934..9cacea310 100644
--- a/packages/flame/lib/src/components/isometric_tile_map_component.dart
+++ b/packages/flame/lib/src/components/isometric_tile_map_component.dart
@@ -3,9 +3,7 @@ import 'dart:ui';
 import 'package:meta/meta.dart';
 
 import '../../components.dart';
-import '../extensions/vector2.dart';
 import '../spritesheet.dart';
-import 'position_component.dart';
 
 /// This is just a pair of <int, int>.
 ///
diff --git a/packages/flame/lib/src/components/mixins/collidable.dart b/packages/flame/lib/src/components/mixins/collidable.dart
index f3767de38..075cdfbcf 100644
--- a/packages/flame/lib/src/components/mixins/collidable.dart
+++ b/packages/flame/lib/src/components/mixins/collidable.dart
@@ -2,10 +2,7 @@ import 'package:meta/meta.dart';
 
 import '../../../components.dart';
 import '../../../game.dart';
-import '../../components/position_component.dart';
-import '../../extensions/vector2.dart';
 import '../../geometry/rectangle.dart';
-import 'hitbox.dart';
 
 /// [CollidableType.active] collides with other [Collidable]s of type active or static
 /// [CollidableType.passive] collides with other [Collidable]s of type active
diff --git a/packages/flame/lib/src/components/nine_tile_box_component.dart b/packages/flame/lib/src/components/nine_tile_box_component.dart
index f3186b695..cb238cba1 100644
--- a/packages/flame/lib/src/components/nine_tile_box_component.dart
+++ b/packages/flame/lib/src/components/nine_tile_box_component.dart
@@ -3,9 +3,6 @@ import 'dart:ui';
 import 'package:meta/meta.dart';
 
 import '../../components.dart';
-import '../extensions/vector2.dart';
-import '../nine_tile_box.dart';
-import 'position_component.dart';
 
 export '../nine_tile_box.dart';
 
diff --git a/packages/flame/lib/src/components/parallax_component.dart b/packages/flame/lib/src/components/parallax_component.dart
index a849cb174..c0f0ab4c2 100644
--- a/packages/flame/lib/src/components/parallax_component.dart
+++ b/packages/flame/lib/src/components/parallax_component.dart
@@ -1,5 +1,4 @@
 import 'dart:async';
-import 'dart:ui';
 
 import 'package:flutter/painting.dart';
 import 'package:meta/meta.dart';
@@ -7,9 +6,7 @@ import 'package:meta/meta.dart';
 import '../../components.dart';
 import '../../game.dart';
 import '../assets/images.dart';
-import '../extensions/vector2.dart';
 import '../parallax.dart';
-import 'position_component.dart';
 
 extension ParallaxComponentExtension on FlameGame {
   Future<ParallaxComponent> loadParallaxComponent(
diff --git a/packages/flame/lib/src/components/position_component.dart b/packages/flame/lib/src/components/position_component.dart
index 65cb82b61..8a5e92a59 100644
--- a/packages/flame/lib/src/components/position_component.dart
+++ b/packages/flame/lib/src/components/position_component.dart
@@ -3,7 +3,6 @@ import 'dart:ui' hide Offset;
 
 import '../anchor.dart';
 import '../extensions/offset.dart';
-import '../extensions/rect.dart';
 import '../extensions/vector2.dart';
 import '../game/notifying_vector2.dart';
 import '../game/transform2d.dart';
diff --git a/packages/flame/lib/src/components/shape_component.dart b/packages/flame/lib/src/components/shape_component.dart
index d0d59160b..4ca32b212 100644
--- a/packages/flame/lib/src/components/shape_component.dart
+++ b/packages/flame/lib/src/components/shape_component.dart
@@ -5,8 +5,6 @@ import 'package:flutter/material.dart';
 import '../../components.dart';
 import '../../geometry.dart';
 import '../../palette.dart';
-import '../anchor.dart';
-import '../extensions/vector2.dart';
 
 /// A [ShapeComponent] is a [Shape] wrapped in a [PositionComponent] so that it
 /// can be added to a component tree and take the camera and viewport into
diff --git a/packages/flame/lib/src/components/sprite_animation_component.dart b/packages/flame/lib/src/components/sprite_animation_component.dart
index 406ab0c39..142708801 100644
--- a/packages/flame/lib/src/components/sprite_animation_component.dart
+++ b/packages/flame/lib/src/components/sprite_animation_component.dart
@@ -3,10 +3,6 @@ import 'dart:ui';
 import 'package:meta/meta.dart';
 
 import '../../components.dart';
-import '../extensions/vector2.dart';
-import '../sprite_animation.dart';
-import 'mixins/has_paint.dart';
-import 'position_component.dart';
 
 export '../sprite_animation.dart';
 
diff --git a/packages/flame/lib/src/components/sprite_animation_group_component.dart b/packages/flame/lib/src/components/sprite_animation_group_component.dart
index 3142f71e2..4fb13b5a4 100644
--- a/packages/flame/lib/src/components/sprite_animation_group_component.dart
+++ b/packages/flame/lib/src/components/sprite_animation_group_component.dart
@@ -3,10 +3,6 @@ import 'dart:ui';
 import 'package:meta/meta.dart';
 
 import '../../components.dart';
-import '../extensions/vector2.dart';
-import '../sprite_animation.dart';
-import 'mixins/has_paint.dart';
-import 'position_component.dart';
 
 export '../sprite_animation.dart';
 
diff --git a/packages/flame/lib/src/components/sprite_component.dart b/packages/flame/lib/src/components/sprite_component.dart
index 188ed2198..20c18fc67 100644
--- a/packages/flame/lib/src/components/sprite_component.dart
+++ b/packages/flame/lib/src/components/sprite_component.dart
@@ -4,11 +4,6 @@ import 'package:meta/meta.dart';
 
 import '../../components.dart';
 import '../extensions/image.dart';
-import '../extensions/vector2.dart';
-import '../sprite.dart';
-import 'component.dart';
-import 'mixins/has_paint.dart';
-import 'position_component.dart';
 
 export '../sprite.dart';
 
diff --git a/packages/flame/lib/src/components/sprite_group_component.dart b/packages/flame/lib/src/components/sprite_group_component.dart
index 118c7e7ef..21129a02e 100644
--- a/packages/flame/lib/src/components/sprite_group_component.dart
+++ b/packages/flame/lib/src/components/sprite_group_component.dart
@@ -3,10 +3,6 @@ import 'dart:ui';
 import 'package:meta/meta.dart';
 
 import '../../components.dart';
-import '../extensions/vector2.dart';
-import '../sprite_animation.dart';
-import 'mixins/has_paint.dart';
-import 'position_component.dart';
 
 export '../sprite_animation.dart';
 
diff --git a/packages/flame/lib/src/components/text_box_component.dart b/packages/flame/lib/src/components/text_box_component.dart
index bfa28f53d..68a775c33 100644
--- a/packages/flame/lib/src/components/text_box_component.dart
+++ b/packages/flame/lib/src/components/text_box_component.dart
@@ -6,10 +6,7 @@ import 'package:flutter/widgets.dart' hide Image;
 import 'package:meta/meta.dart';
 
 import '../../components.dart';
-import '../extensions/vector2.dart';
 import '../palette.dart';
-import '../text.dart';
-import 'position_component.dart';
 
 /// A set of configurations for the [TextBoxComponent] itself, as opposed to
 /// the [TextRenderer], which contains the configuration for how to render the
diff --git a/packages/flame/lib/src/components/text_component.dart b/packages/flame/lib/src/components/text_component.dart
index 2f042c70e..1666d81fa 100644
--- a/packages/flame/lib/src/components/text_component.dart
+++ b/packages/flame/lib/src/components/text_component.dart
@@ -4,9 +4,6 @@ import 'package:flutter/painting.dart';
 import 'package:meta/meta.dart';
 
 import '../../components.dart';
-import '../extensions/vector2.dart';
-import '../text.dart';
-import 'position_component.dart';
 
 class TextComponent<T extends TextRenderer> extends PositionComponent {
   String _text;
diff --git a/packages/flame/lib/src/effects/size_effect.dart b/packages/flame/lib/src/effects/size_effect.dart
index 6d1267fa1..ae1c133a1 100644
--- a/packages/flame/lib/src/effects/size_effect.dart
+++ b/packages/flame/lib/src/effects/size_effect.dart
@@ -1,5 +1,4 @@
 import '../../components.dart';
-import '../../extensions.dart';
 import 'component_effect.dart';
 import 'controllers/effect_controller.dart';
 
diff --git a/packages/flame/lib/src/game/camera/camera.dart b/packages/flame/lib/src/game/camera/camera.dart
index 2a8f98e10..04e471e38 100644
--- a/packages/flame/lib/src/game/camera/camera.dart
+++ b/packages/flame/lib/src/game/camera/camera.dart
@@ -1,10 +1,8 @@
 import 'dart:math' as math;
-import 'dart:ui' show Rect, Canvas;
 
 import '../../../components.dart';
 import '../../../extensions.dart';
 import '../../../game.dart';
-import '../projector.dart';
 
 /// A camera translates your game coordinate system; this is useful when your
 /// world is not 1:1 with your screen size.
diff --git a/packages/flame/lib/src/game/camera/viewport.dart b/packages/flame/lib/src/game/camera/viewport.dart
index 2f7bd7fb7..70d603ab1 100644
--- a/packages/flame/lib/src/game/camera/viewport.dart
+++ b/packages/flame/lib/src/game/camera/viewport.dart
@@ -1,11 +1,7 @@
 import 'dart:math' as math;
-import 'dart:ui';
-
-import 'package:flutter/painting.dart';
 
 import '../../../extensions.dart';
 import '../../../game.dart';
-import '../projector.dart';
 
 /// A viewport is a class that potentially translates and resizes the screen.
 /// The reason you might want to have a viewport is to make sure you handle any
diff --git a/packages/flame/lib/src/game/game_render_box.dart b/packages/flame/lib/src/game/game_render_box.dart
index b73834c85..3bd57df2f 100644
--- a/packages/flame/lib/src/game/game_render_box.dart
+++ b/packages/flame/lib/src/game/game_render_box.dart
@@ -1,8 +1,4 @@
-import 'dart:ui';
-
-import 'package:flutter/gestures.dart';
 import 'package:flutter/rendering.dart';
-import 'package:flutter/scheduler.dart';
 import 'package:flutter/widgets.dart' hide WidgetBuilder;
 
 import '../extensions/size.dart';
diff --git a/packages/flame/lib/src/game/game_widget/game_widget.dart b/packages/flame/lib/src/game/game_widget/game_widget.dart
index 18a45075f..d6feb6914 100644
--- a/packages/flame/lib/src/game/game_widget/game_widget.dart
+++ b/packages/flame/lib/src/game/game_widget/game_widget.dart
@@ -1,4 +1,3 @@
-import 'package:flutter/rendering.dart';
 import 'package:flutter/services.dart';
 import 'package:flutter/widgets.dart';
 
diff --git a/packages/flame/lib/src/game/game_widget/gestures.dart b/packages/flame/lib/src/game/game_widget/gestures.dart
index 256d39d36..9b3e395dd 100644
--- a/packages/flame/lib/src/game/game_widget/gestures.dart
+++ b/packages/flame/lib/src/game/game_widget/gestures.dart
@@ -3,8 +3,6 @@ import 'package:flutter/widgets.dart';
 
 import '../../../components.dart';
 import '../../../extensions.dart';
-import '../../components/mixins/draggable.dart';
-import '../../extensions/offset.dart';
 import '../../gestures/detectors.dart';
 import '../../gestures/events.dart';
 import '../mixins/game.dart';
diff --git a/packages/flame/lib/src/game/mixins/game.dart b/packages/flame/lib/src/game/mixins/game.dart
index d11c26583..ec2ce2cb0 100644
--- a/packages/flame/lib/src/game/mixins/game.dart
+++ b/packages/flame/lib/src/game/mixins/game.dart
@@ -3,16 +3,12 @@ import 'dart:ui';
 
 import 'package:flutter/material.dart';
 import 'package:flutter/rendering.dart';
-import 'package:flutter/scheduler.dart';
 import 'package:flutter/widgets.dart';
 
 import '../../../components.dart';
 import '../../assets/assets_cache.dart';
 import '../../assets/images.dart';
 import '../../extensions/offset.dart';
-import '../../extensions/vector2.dart';
-import '../../sprite.dart';
-import '../../sprite_animation.dart';
 import '../game_render_box.dart';
 import '../projector.dart';
 import 'loadable.dart';
diff --git a/packages/flame/lib/src/game/mixins/has_collidables.dart b/packages/flame/lib/src/game/mixins/has_collidables.dart
index ffd355da7..fdde06889 100644
--- a/packages/flame/lib/src/game/mixins/has_collidables.dart
+++ b/packages/flame/lib/src/game/mixins/has_collidables.dart
@@ -1,6 +1,5 @@
 import '../../../components.dart';
 import '../../../game.dart';
-import '../../components/mixins/collidable.dart';
 import '../../geometry/collision_detection.dart';
 
 /// Keeps track of all the [Collidable]s in the component tree and initiates
diff --git a/packages/flame/lib/src/game/mixins/keyboard.dart b/packages/flame/lib/src/game/mixins/keyboard.dart
index 4aeee42da..bdb5612a5 100644
--- a/packages/flame/lib/src/game/mixins/keyboard.dart
+++ b/packages/flame/lib/src/game/mixins/keyboard.dart
@@ -3,7 +3,6 @@ import 'package:flutter/services.dart';
 
 import '../../../components.dart';
 import '../../../game.dart';
-import 'game.dart';
 
 /// A [Component] mixin to add keyboard handling capability to components.
 /// Must be used in components that can only be added to games that are mixed
diff --git a/packages/flame/lib/src/geometry/circle.dart b/packages/flame/lib/src/geometry/circle.dart
index 325fee977..1671ef489 100644
--- a/packages/flame/lib/src/geometry/circle.dart
+++ b/packages/flame/lib/src/geometry/circle.dart
@@ -4,7 +4,6 @@ import 'dart:ui';
 import '../../game.dart';
 import '../../geometry.dart';
 import '../extensions/vector2.dart';
-import 'shape.dart';
 
 class Circle extends Shape {
   /// The [normalizedRadius] is what ratio (0.0, 1.0] of the shortest edge of
diff --git a/packages/flame/lib/src/geometry/polygon.dart b/packages/flame/lib/src/geometry/polygon.dart
index e58dff05a..3933294f0 100644
--- a/packages/flame/lib/src/geometry/polygon.dart
+++ b/packages/flame/lib/src/geometry/polygon.dart
@@ -7,7 +7,6 @@ import '../extensions/canvas.dart';
 import '../extensions/offset.dart';
 import '../extensions/rect.dart';
 import '../extensions/vector2.dart';
-import 'shape.dart';
 
 class Polygon extends Shape {
   final List<Vector2> normalizedVertices;
diff --git a/packages/flame/lib/src/geometry/rectangle.dart b/packages/flame/lib/src/geometry/rectangle.dart
index 40f5e49dc..4ebdccc71 100644
--- a/packages/flame/lib/src/geometry/rectangle.dart
+++ b/packages/flame/lib/src/geometry/rectangle.dart
@@ -1,9 +1,5 @@
-import 'dart:ui';
-
 import '../../extensions.dart';
-import '../../game.dart';
 import '../../geometry.dart';
-import 'shape.dart';
 
 class Rectangle extends Polygon {
   static final _defaultNormalizedVertices = [
diff --git a/packages/flame/lib/src/geometry/shape.dart b/packages/flame/lib/src/geometry/shape.dart
index 432a42493..b51df4184 100644
--- a/packages/flame/lib/src/geometry/shape.dart
+++ b/packages/flame/lib/src/geometry/shape.dart
@@ -1,9 +1,7 @@
 import 'dart:ui';
 
 import '../../components.dart';
-import '../../game.dart';
 import '../components/cache/value_cache.dart';
-import '../extensions/vector2.dart';
 import 'shape_intersections.dart' as intersection_system;
 
 /// A shape can represent any geometrical shape with optionally a size, position
diff --git a/packages/flame/lib/src/geometry/shape_intersections.dart b/packages/flame/lib/src/geometry/shape_intersections.dart
index c6940a791..f81e46ced 100644
--- a/packages/flame/lib/src/geometry/shape_intersections.dart
+++ b/packages/flame/lib/src/geometry/shape_intersections.dart
@@ -1,13 +1,7 @@
 import 'dart:math';
-import 'dart:ui';
-
-import 'package:flutter/material.dart';
 
 import '../../extensions.dart';
 import '../../geometry.dart';
-import 'circle.dart';
-import 'polygon.dart';
-import 'shape.dart';
 
 abstract class Intersections<T1 extends Shape, T2 extends Shape> {
   Set<Vector2> intersect(T1 shapeA, T2 shapeB);
diff --git a/packages/flame/lib/src/parallax.dart b/packages/flame/lib/src/parallax.dart
index 1d59cc0fd..12344fe91 100644
--- a/packages/flame/lib/src/parallax.dart
+++ b/packages/flame/lib/src/parallax.dart
@@ -8,8 +8,6 @@ import '../game.dart';
 import 'assets/images.dart';
 import 'extensions/canvas.dart';
 import 'extensions/image.dart';
-import 'extensions/rect.dart';
-import 'extensions/vector2.dart';
 import 'flame.dart';
 import 'sprite_animation.dart';
 
diff --git a/packages/flame/lib/src/particles/accelerated_particle.dart b/packages/flame/lib/src/particles/accelerated_particle.dart
index 0c536abd4..a78f2db26 100644
--- a/packages/flame/lib/src/particles/accelerated_particle.dart
+++ b/packages/flame/lib/src/particles/accelerated_particle.dart
@@ -1,5 +1,3 @@
-import 'dart:ui';
-
 import '../../extensions.dart';
 import '../components/mixins/single_child_particle.dart';
 import 'curved_particle.dart';
diff --git a/packages/flame/lib/src/particles/moving_particle.dart b/packages/flame/lib/src/particles/moving_particle.dart
index 19007fe5f..9e2065de9 100644
--- a/packages/flame/lib/src/particles/moving_particle.dart
+++ b/packages/flame/lib/src/particles/moving_particle.dart
@@ -1,5 +1,3 @@
-import 'dart:ui';
-
 import 'package:flutter/animation.dart';
 
 import '../../extensions.dart';
diff --git a/packages/flame/lib/src/particles/particle.dart b/packages/flame/lib/src/particles/particle.dart
index 28553b0a5..6055c55c2 100644
--- a/packages/flame/lib/src/particles/particle.dart
+++ b/packages/flame/lib/src/particles/particle.dart
@@ -1,5 +1,4 @@
 import 'dart:math';
-import 'dart:ui';
 
 import 'package:flutter/animation.dart';
 
diff --git a/packages/flame/lib/src/particles/translated_particle.dart b/packages/flame/lib/src/particles/translated_particle.dart
index 0dd0bf60b..b103b7ce1 100644
--- a/packages/flame/lib/src/particles/translated_particle.dart
+++ b/packages/flame/lib/src/particles/translated_particle.dart
@@ -1,5 +1,3 @@
-import 'dart:ui';
-
 import '../../extensions.dart';
 import '../components/mixins/single_child_particle.dart';
 import 'particle.dart';
diff --git a/packages/flame/lib/src/sprite.dart b/packages/flame/lib/src/sprite.dart
index 6e8eb35a2..e2c24e2d3 100644
--- a/packages/flame/lib/src/sprite.dart
+++ b/packages/flame/lib/src/sprite.dart
@@ -3,8 +3,6 @@ import 'dart:ui';
 import '../image_composition.dart';
 import 'anchor.dart';
 import 'assets/images.dart';
-import 'extensions/offset.dart';
-import 'extensions/vector2.dart';
 import 'flame.dart';
 import 'palette.dart';
 
diff --git a/packages/flame/lib/src/sprite_batch.dart b/packages/flame/lib/src/sprite_batch.dart
index 42a30f76b..b8a1351b7 100644
--- a/packages/flame/lib/src/sprite_batch.dart
+++ b/packages/flame/lib/src/sprite_batch.dart
@@ -4,7 +4,6 @@ import 'dart:ui';
 import '../game.dart';
 import 'assets/images.dart';
 import 'extensions/image.dart';
-import 'extensions/vector2.dart';
 import 'flame.dart';
 
 extension SpriteBatchExtension on Game {
diff --git a/packages/flame/lib/src/spritesheet.dart b/packages/flame/lib/src/spritesheet.dart
index 9b8c115ba..6d2489413 100644
--- a/packages/flame/lib/src/spritesheet.dart
+++ b/packages/flame/lib/src/spritesheet.dart
@@ -1,7 +1,6 @@
 import 'dart:ui';
 
 import 'extensions/vector2.dart';
-import 'sprite.dart';
 import 'sprite_animation.dart';
 
 /// Utility class to help extract animations and sprites from a sprite sheet image.
diff --git a/packages/flame/lib/src/text.dart b/packages/flame/lib/src/text.dart
index 1765520e2..7930c5356 100644
--- a/packages/flame/lib/src/text.dart
+++ b/packages/flame/lib/src/text.dart
@@ -1,5 +1,3 @@
-import 'dart:ui' hide TextStyle, TextDirection;
-
 import 'package:flutter/material.dart';
 
 import 'anchor.dart';
diff --git a/packages/flame/lib/src/widgets/sprite_widget.dart b/packages/flame/lib/src/widgets/sprite_widget.dart
index fc7d0320e..df1289053 100644
--- a/packages/flame/lib/src/widgets/sprite_widget.dart
+++ b/packages/flame/lib/src/widgets/sprite_widget.dart
@@ -3,7 +3,6 @@ import 'package:flutter/widgets.dart';
 import '../../assets.dart';
 import '../../extensions.dart';
 import '../anchor.dart';
-import '../sprite.dart';
 import 'animation_widget.dart';
 import 'base_future_builder.dart';
 import 'sprite_painter.dart';
diff --git a/packages/flame/test/components/collidable_type_test.dart b/packages/flame/test/components/collidable_type_test.dart
index 9b06bf13d..53871860d 100644
--- a/packages/flame/test/components/collidable_type_test.dart
+++ b/packages/flame/test/components/collidable_type_test.dart
@@ -1,10 +1,8 @@
 import 'package:flame/components.dart';
-import 'package:flame/extensions.dart';
 import 'package:flame/game.dart';
 import 'package:flame/geometry.dart';
 import 'package:flame_test/flame_test.dart';
 import 'package:test/test.dart';
-import 'package:vector_math/vector_math_64.dart';
 
 class _HasCollidablesGame extends FlameGame with HasCollidables {}
 
diff --git a/packages/flame/test/components/collision_callback_test.dart b/packages/flame/test/components/collision_callback_test.dart
index 869445c1a..d2352a9e7 100644
--- a/packages/flame/test/components/collision_callback_test.dart
+++ b/packages/flame/test/components/collision_callback_test.dart
@@ -1,5 +1,4 @@
 import 'package:flame/components.dart';
-import 'package:flame/extensions.dart';
 import 'package:flame/game.dart';
 import 'package:flame/geometry.dart';
 import 'package:flame_test/flame_test.dart';
diff --git a/packages/flame/test/components/collision_detection_test.dart b/packages/flame/test/components/collision_detection_test.dart
index 150431f2e..9a896eef1 100644
--- a/packages/flame/test/components/collision_detection_test.dart
+++ b/packages/flame/test/components/collision_detection_test.dart
@@ -1,9 +1,6 @@
 import 'package:flame/extensions.dart';
 import 'package:flame/geometry.dart';
 import 'package:flame/geometry.dart' as geometry;
-import 'package:flame/src/geometry/circle.dart';
-import 'package:flame/src/geometry/line.dart';
-import 'package:flame/src/geometry/line_segment.dart';
 import 'package:test/test.dart';
 
 void main() {
diff --git a/packages/flame/test/components/component_lifecycle_test.dart b/packages/flame/test/components/component_lifecycle_test.dart
index 7d55f1994..f92f4c199 100644
--- a/packages/flame/test/components/component_lifecycle_test.dart
+++ b/packages/flame/test/components/component_lifecycle_test.dart
@@ -1,5 +1,4 @@
 import 'package:flame/components.dart';
-import 'package:flame/game.dart';
 import 'package:flame_test/flame_test.dart';
 import 'package:flutter_test/flutter_test.dart';
 
diff --git a/packages/flame/test/components/hoverable_test.dart b/packages/flame/test/components/hoverable_test.dart
index 7d6244536..b76ab9749 100644
--- a/packages/flame/test/components/hoverable_test.dart
+++ b/packages/flame/test/components/hoverable_test.dart
@@ -2,7 +2,6 @@ import 'dart:ui';
 
 import 'package:flame/components.dart';
 import 'package:flame/game.dart';
-import 'package:flame/src/components/mixins/hoverable.dart';
 import 'package:flame/src/gestures/events.dart';
 import 'package:flame_test/flame_test.dart';
 import 'package:flutter/gestures.dart' show PointerHoverEvent;
diff --git a/packages/flame/test/components/hud_margin_component_test.dart b/packages/flame/test/components/hud_margin_component_test.dart
index 2d2c86374..b6cb995c7 100644
--- a/packages/flame/test/components/hud_margin_component_test.dart
+++ b/packages/flame/test/components/hud_margin_component_test.dart
@@ -1,4 +1,3 @@
-import 'package:flame/game.dart';
 import 'package:flame/input.dart';
 import 'package:flame_test/flame_test.dart';
 import 'package:flutter/widgets.dart';
diff --git a/packages/flame/test/components/isometric_tile_map_component_test.dart b/packages/flame/test/components/isometric_tile_map_component_test.dart
index e1510c64a..9e3ce72cd 100644
--- a/packages/flame/test/components/isometric_tile_map_component_test.dart
+++ b/packages/flame/test/components/isometric_tile_map_component_test.dart
@@ -1,5 +1,4 @@
 import 'package:flame/components.dart';
-import 'package:flame/extensions.dart';
 import 'package:flame/sprite.dart';
 import 'package:flame_test/flame_test.dart';
 import 'package:mocktail/mocktail.dart';
diff --git a/packages/flame/test/components/shape_component_test.dart b/packages/flame/test/components/shape_component_test.dart
index 512da2b07..5c76ba1b3 100644
--- a/packages/flame/test/components/shape_component_test.dart
+++ b/packages/flame/test/components/shape_component_test.dart
@@ -1,7 +1,6 @@
 import 'dart:math';
 
 import 'package:flame/components.dart';
-import 'package:flame/extensions.dart';
 import 'package:flame_test/flame_test.dart';
 import 'package:test/test.dart';
 
diff --git a/packages/flame/test/game/component_rendering_test.dart b/packages/flame/test/game/component_rendering_test.dart
index aad9af372..76eb0ec7e 100644
--- a/packages/flame/test/game/component_rendering_test.dart
+++ b/packages/flame/test/game/component_rendering_test.dart
@@ -2,10 +2,8 @@ import 'dart:ui';
 
 import 'package:canvas_test/canvas_test.dart';
 import 'package:flame/components.dart';
-import 'package:flame/game.dart';
 import 'package:flame/palette.dart';
 import 'package:flame_test/flame_test.dart';
-import 'package:flutter/rendering.dart';
 import 'package:flutter/widgets.dart';
 import 'package:flutter_test/flutter_test.dart';
 
diff --git a/packages/flame/test/game/flame_game_test.dart b/packages/flame/test/game/flame_game_test.dart
index 9da29a700..72ae78cbe 100644
--- a/packages/flame/test/game/flame_game_test.dart
+++ b/packages/flame/test/game/flame_game_test.dart
@@ -1,10 +1,7 @@
-import 'dart:ui';
-
 import 'package:flame/components.dart';
 import 'package:flame/game.dart';
 import 'package:flame/src/game/game_render_box.dart';
 import 'package:flame_test/flame_test.dart';
-import 'package:flutter/gestures.dart';
 import 'package:flutter/rendering.dart';
 import 'package:flutter/widgets.dart';
 import 'package:flutter_test/flutter_test.dart' as flutter;
diff --git a/packages/flame/test/game/game_widget/game_widget_keyboard_test.dart b/packages/flame/test/game/game_widget/game_widget_keyboard_test.dart
index 8efd980fc..f082da2b8 100644
--- a/packages/flame/test/game/game_widget/game_widget_keyboard_test.dart
+++ b/packages/flame/test/game/game_widget/game_widget_keyboard_test.dart
@@ -3,7 +3,6 @@ import 'package:flame/game.dart';
 import 'package:flame/input.dart';
 import 'package:flutter/material.dart';
 import 'package:flutter/services.dart';
-import 'package:flutter/widgets.dart';
 import 'package:flutter_test/flutter_test.dart';
 
 class _KeyboardEventsGame extends FlameGame with KeyboardEvents {
diff --git a/packages/flame/test/game/notifying_vector2_test.dart b/packages/flame/test/game/notifying_vector2_test.dart
index a40d4bc2d..6f5eeedde 100644
--- a/packages/flame/test/game/notifying_vector2_test.dart
+++ b/packages/flame/test/game/notifying_vector2_test.dart
@@ -9,7 +9,6 @@ void main() {
   /// notification during a modifying operation.
   void check(NotifyingVector2 v1, void Function(Vector2) operation) {
     final v2 = v1.clone();
-    expect(v2 is Vector2, true);
     expect(v2 is NotifyingVector2, false);
     var notified = 0;
     void listener() {
diff --git a/packages/flame/test/game/projections_test.dart b/packages/flame/test/game/projections_test.dart
index 7f2593017..1d70dea3c 100644
--- a/packages/flame/test/game/projections_test.dart
+++ b/packages/flame/test/game/projections_test.dart
@@ -1,5 +1,4 @@
 import 'package:flame/components.dart';
-import 'package:flame/extensions.dart';
 import 'package:flame/game.dart';
 import 'package:flame_test/flame_test.dart';
 import 'package:test/test.dart';
diff --git a/packages/flame/test/image_composition_test.dart b/packages/flame/test/image_composition_test.dart
index 979844722..624f71570 100644
--- a/packages/flame/test/image_composition_test.dart
+++ b/packages/flame/test/image_composition_test.dart
@@ -1,6 +1,3 @@
-import 'dart:ui';
-
-import 'package:flame/extensions.dart';
 import 'package:flame/image_composition.dart';
 import 'package:mocktail/mocktail.dart';
 import 'package:test/test.dart';
diff --git a/packages/flame/test/text_test.dart b/packages/flame/test/text_test.dart
index 204c6cd9b..9ed3d247d 100644
--- a/packages/flame/test/text_test.dart
+++ b/packages/flame/test/text_test.dart
@@ -1,5 +1,3 @@
-import 'dart:ui' hide TextStyle;
-
 import 'package:flame/components.dart';
 import 'package:flutter/material.dart';
 import 'package:test/test.dart';
diff --git a/packages/flame_bloc/example/lib/src/game/components/player.dart b/packages/flame_bloc/example/lib/src/game/components/player.dart
index ef41bb8d7..424d2de3e 100644
--- a/packages/flame_bloc/example/lib/src/game/components/player.dart
+++ b/packages/flame_bloc/example/lib/src/game/components/player.dart
@@ -1,7 +1,6 @@
 import 'package:flame/components.dart';
 import 'package:flame/geometry.dart';
 import 'package:flame/input.dart';
-import 'package:flame/timer.dart';
 import 'package:flame_bloc/flame_bloc.dart';
 import 'package:flutter/services.dart';
 
diff --git a/packages/flame_bloc/lib/src/flame_bloc_game.dart b/packages/flame_bloc/lib/src/flame_bloc_game.dart
index 32e8104f9..b19f7d0c4 100644
--- a/packages/flame_bloc/lib/src/flame_bloc_game.dart
+++ b/packages/flame_bloc/lib/src/flame_bloc_game.dart
@@ -1,6 +1,5 @@
 import 'dart:async';
 
-import 'package:bloc/bloc.dart';
 import 'package:flame/components.dart';
 import 'package:flame/game.dart';
 import 'package:flutter/material.dart';
diff --git a/packages/flame_bloc/test/flame_bloc_game_test.dart b/packages/flame_bloc/test/flame_bloc_game_test.dart
index 8aa46ae9f..c8cf86cbb 100644
--- a/packages/flame_bloc/test/flame_bloc_game_test.dart
+++ b/packages/flame_bloc/test/flame_bloc_game_test.dart
@@ -1,4 +1,3 @@
-import 'package:bloc/bloc.dart';
 import 'package:flame/components.dart';
 import 'package:flame_bloc/flame_bloc.dart';
 import 'package:flame_test/flame_test.dart';
diff --git a/packages/flame_fire_atlas/example/lib/main.dart b/packages/flame_fire_atlas/example/lib/main.dart
index 985d34a35..3c9ccaad3 100644
--- a/packages/flame_fire_atlas/example/lib/main.dart
+++ b/packages/flame_fire_atlas/example/lib/main.dart
@@ -1,5 +1,4 @@
 import 'package:flame/components.dart';
-import 'package:flame/extensions.dart';
 import 'package:flame/game.dart';
 import 'package:flame/input.dart';
 import 'package:flame_fire_atlas/flame_fire_atlas.dart';
diff --git a/packages/flame_fire_atlas/lib/flame_fire_atlas.dart b/packages/flame_fire_atlas/lib/flame_fire_atlas.dart
index 8b75aa1da..4817ed595 100644
--- a/packages/flame_fire_atlas/lib/flame_fire_atlas.dart
+++ b/packages/flame_fire_atlas/lib/flame_fire_atlas.dart
@@ -1,7 +1,6 @@
 library flame_fire_atlas;
 
 import 'dart:convert';
-import 'dart:ui';
 
 import 'package:archive/archive.dart';
 import 'package:flame/assets.dart';
diff --git a/packages/flame_flare/example/lib/main.dart b/packages/flame_flare/example/lib/main.dart
index 2b6f6a553..031a297f4 100644
--- a/packages/flame_flare/example/lib/main.dart
+++ b/packages/flame_flare/example/lib/main.dart
@@ -1,5 +1,3 @@
-import 'dart:ui';
-
 import 'package:flame/components.dart';
 import 'package:flame/game.dart';
 import 'package:flame/input.dart';
diff --git a/packages/flame_forge2d/example/lib/blob_sample.dart b/packages/flame_forge2d/example/lib/blob_sample.dart
index 4947323ac..4611a3fad 100644
--- a/packages/flame_forge2d/example/lib/blob_sample.dart
+++ b/packages/flame_forge2d/example/lib/blob_sample.dart
@@ -1,7 +1,5 @@
 import 'dart:math' as math;
 
-import 'package:flame/extensions.dart';
-import 'package:flame/game.dart';
 import 'package:flame/input.dart';
 import 'package:flame_forge2d/body_component.dart';
 import 'package:flame_forge2d/forge2d_game.dart';
diff --git a/packages/flame_forge2d/example/lib/boundaries.dart b/packages/flame_forge2d/example/lib/boundaries.dart
index a9a3e4cfb..41419d3cc 100644
--- a/packages/flame_forge2d/example/lib/boundaries.dart
+++ b/packages/flame_forge2d/example/lib/boundaries.dart
@@ -1,4 +1,3 @@
-import 'package:flame/game.dart';
 import 'package:flame_forge2d/body_component.dart';
 import 'package:flame_forge2d/flame_forge2d.dart';
 import 'package:flame_forge2d/forge2d_game.dart';
diff --git a/packages/flame_forge2d/example/lib/composition_sample.dart b/packages/flame_forge2d/example/lib/composition_sample.dart
index 583887299..127f1242a 100644
--- a/packages/flame_forge2d/example/lib/composition_sample.dart
+++ b/packages/flame_forge2d/example/lib/composition_sample.dart
@@ -1,9 +1,7 @@
 import 'package:flame/components.dart';
 import 'package:flame/palette.dart';
-import 'package:flame_forge2d/flame_forge2d.dart';
 import 'package:flame_forge2d/forge2d_game.dart';
 import 'package:flutter/material.dart';
-import 'package:forge2d/forge2d.dart';
 
 import 'balls.dart';
 import 'boundaries.dart';
diff --git a/packages/flame_forge2d/example/lib/contact_callbacks_sample.dart b/packages/flame_forge2d/example/lib/contact_callbacks_sample.dart
index a04b3f519..85c2f3fa6 100644
--- a/packages/flame_forge2d/example/lib/contact_callbacks_sample.dart
+++ b/packages/flame_forge2d/example/lib/contact_callbacks_sample.dart
@@ -2,7 +2,6 @@ import 'dart:math' as math;
 
 import 'package:flame/input.dart';
 import 'package:flame_forge2d/forge2d_game.dart';
-import 'package:forge2d/forge2d.dart';
 
 import 'balls.dart';
 import 'boundaries.dart';
diff --git a/packages/flame_forge2d/example/lib/domino_sample.dart b/packages/flame_forge2d/example/lib/domino_sample.dart
index 487af07a4..f073c0780 100644
--- a/packages/flame_forge2d/example/lib/domino_sample.dart
+++ b/packages/flame_forge2d/example/lib/domino_sample.dart
@@ -1,6 +1,5 @@
 import 'dart:ui';
 
-import 'package:flame/components.dart';
 import 'package:flame/input.dart';
 import 'package:flame_forge2d/body_component.dart';
 import 'package:flame_forge2d/forge2d_game.dart';
diff --git a/packages/flame_forge2d/example/lib/draggable_sample.dart b/packages/flame_forge2d/example/lib/draggable_sample.dart
index 3371d5d93..aec8c9b26 100644
--- a/packages/flame_forge2d/example/lib/draggable_sample.dart
+++ b/packages/flame_forge2d/example/lib/draggable_sample.dart
@@ -1,10 +1,7 @@
 import 'package:flame/components.dart';
-import 'package:flame/extensions.dart';
 import 'package:flame/input.dart';
-import 'package:flame_forge2d/flame_forge2d.dart';
 import 'package:flame_forge2d/forge2d_game.dart';
 import 'package:flutter/material.dart' hide Draggable;
-import 'package:forge2d/forge2d.dart';
 
 import 'balls.dart';
 import 'boundaries.dart';
diff --git a/packages/flame_forge2d/example/lib/joint_sample.dart b/packages/flame_forge2d/example/lib/joint_sample.dart
index 069e22ebe..5f0e51d1e 100644
--- a/packages/flame_forge2d/example/lib/joint_sample.dart
+++ b/packages/flame_forge2d/example/lib/joint_sample.dart
@@ -1,7 +1,5 @@
 import 'dart:math';
 
-import 'package:flame/extensions.dart';
-import 'package:flame/game.dart';
 import 'package:flame/input.dart';
 import 'package:flame_forge2d/body_component.dart';
 import 'package:flame_forge2d/flame_forge2d.dart';
diff --git a/packages/flame_forge2d/example/lib/mouse_joint_sample.dart b/packages/flame_forge2d/example/lib/mouse_joint_sample.dart
index 478683ecf..ee0f0a50b 100644
--- a/packages/flame_forge2d/example/lib/mouse_joint_sample.dart
+++ b/packages/flame_forge2d/example/lib/mouse_joint_sample.dart
@@ -1,4 +1,3 @@
-import 'package:flame/extensions.dart';
 import 'package:flame/input.dart';
 import 'package:flame_forge2d/flame_forge2d.dart';
 import 'package:flame_forge2d/forge2d_game.dart';
diff --git a/packages/flame_forge2d/example/lib/tappable_sample.dart b/packages/flame_forge2d/example/lib/tappable_sample.dart
index 785de3507..17bef308f 100644
--- a/packages/flame_forge2d/example/lib/tappable_sample.dart
+++ b/packages/flame_forge2d/example/lib/tappable_sample.dart
@@ -1,8 +1,6 @@
 import 'package:flame/components.dart';
 import 'package:flame/palette.dart';
-import 'package:flame_forge2d/flame_forge2d.dart';
 import 'package:flame_forge2d/forge2d_game.dart';
-import 'package:forge2d/forge2d.dart';
 
 import 'balls.dart';
 import 'boundaries.dart';
diff --git a/packages/flame_forge2d/example/lib/widget_sample.dart b/packages/flame_forge2d/example/lib/widget_sample.dart
index 27a238776..6a89baf53 100644
--- a/packages/flame_forge2d/example/lib/widget_sample.dart
+++ b/packages/flame_forge2d/example/lib/widget_sample.dart
@@ -1,4 +1,3 @@
-import 'package:flame/components.dart';
 import 'package:flame/game.dart';
 import 'package:flame/input.dart';
 import 'package:flame_forge2d/flame_forge2d.dart' hide Transform;
diff --git a/packages/flame_forge2d/lib/body_component.dart b/packages/flame_forge2d/lib/body_component.dart
index 718ce0495..7d40f70fc 100644
--- a/packages/flame_forge2d/lib/body_component.dart
+++ b/packages/flame_forge2d/lib/body_component.dart
@@ -4,7 +4,6 @@ import 'package:flame/components.dart';
 import 'package:flame/extensions.dart';
 import 'package:flame/game.dart';
 import 'package:flutter/foundation.dart';
-import 'package:flutter/gestures.dart';
 import 'package:forge2d/forge2d.dart' hide Timer, Vector2;
 
 import 'forge2d_game.dart';
diff --git a/packages/flame_forge2d/lib/forge2d_camera.dart b/packages/flame_forge2d/lib/forge2d_camera.dart
index 5bbdb50a8..1706aa5fd 100644
--- a/packages/flame_forge2d/lib/forge2d_camera.dart
+++ b/packages/flame_forge2d/lib/forge2d_camera.dart
@@ -1,7 +1,4 @@
-import 'package:flame/components.dart';
-import 'package:flame/extensions.dart';
 import 'package:flame/game.dart';
-import 'package:forge2d/forge2d.dart' hide Timer;
 
 class Forge2DCamera extends Camera {
   @override
diff --git a/packages/flame_forge2d/lib/forge2d_game.dart b/packages/flame_forge2d/lib/forge2d_game.dart
index 6048b5898..13d26e32c 100644
--- a/packages/flame_forge2d/lib/forge2d_game.dart
+++ b/packages/flame_forge2d/lib/forge2d_game.dart
@@ -1,5 +1,3 @@
-import 'package:flame/components.dart';
-import 'package:flame/extensions.dart';
 import 'package:flame/game.dart';
 import 'package:forge2d/forge2d.dart' hide Timer;
 
diff --git a/packages/flame_oxygen/example/lib/system/move_system.dart b/packages/flame_oxygen/example/lib/system/move_system.dart
index 95cab8aa2..25cff8c26 100644
--- a/packages/flame_oxygen/example/lib/system/move_system.dart
+++ b/packages/flame_oxygen/example/lib/system/move_system.dart
@@ -1,5 +1,4 @@
 import 'package:flame/extensions.dart';
-import 'package:flame/game.dart';
 import 'package:flame_oxygen/flame_oxygen.dart';
 import 'package:flutter/material.dart';
 
diff --git a/packages/flame_rive/example/lib/main.dart b/packages/flame_rive/example/lib/main.dart
index 122fd8db2..368116d25 100644
--- a/packages/flame_rive/example/lib/main.dart
+++ b/packages/flame_rive/example/lib/main.dart
@@ -1,8 +1,6 @@
 import 'package:flame/components.dart';
-import 'package:flame/extensions.dart';
 import 'package:flame/game.dart';
 import 'package:flame/input.dart';
-import 'package:flame/palette.dart';
 import 'package:flame_rive/flame_rive.dart';
 import 'package:flutter/material.dart';
 import 'package:rive/rive.dart';
diff --git a/packages/flame_svg/lib/svg.dart b/packages/flame_svg/lib/svg.dart
index 0242b0189..ce1efde37 100644
--- a/packages/flame_svg/lib/svg.dart
+++ b/packages/flame_svg/lib/svg.dart
@@ -1,11 +1,7 @@
-import 'dart:ui';
-
 import 'package:flame/assets.dart';
-import 'package:flame/components.dart';
 import 'package:flame/extensions.dart';
 import 'package:flame/flame.dart';
 import 'package:flame/game.dart';
-import 'package:flutter/material.dart';
 import 'package:flutter_svg/flutter_svg.dart';
 
 /// A [Svg] to be rendered on a Flame [Game].
diff --git a/packages/flame_test/lib/src/mock_gesture_events.dart b/packages/flame_test/lib/src/mock_gesture_events.dart
index c28d256ea..3e8c8b170 100644
--- a/packages/flame_test/lib/src/mock_gesture_events.dart
+++ b/packages/flame_test/lib/src/mock_gesture_events.dart
@@ -1,4 +1,3 @@
-import 'package:flame/extensions.dart';
 import 'package:flame/game.dart';
 import 'package:flame/input.dart';
 import 'package:flutter/gestures.dart';
diff --git a/packages/flame_test/lib/src/random_test.dart b/packages/flame_test/lib/src/random_test.dart
index 17a790680..37e5f755b 100644
--- a/packages/flame_test/lib/src/random_test.dart
+++ b/packages/flame_test/lib/src/random_test.dart
@@ -86,7 +86,6 @@ void testWidgetsRandom(
   int? seed,
   bool? skip,
   Timeout? timeout,
-  Duration? initialTimeout,
   bool semanticsEnabled = true,
   dynamic tags,
 }) {
@@ -96,7 +95,6 @@ void testWidgetsRandom(
     (WidgetTester widgetTester) => callback(Random(seed), widgetTester),
     skip: skip,
     timeout: timeout,
-    initialTimeout: initialTimeout,
     semanticsEnabled: semanticsEnabled,
     tags: tags,
   );
diff --git a/packages/flame_tiled/lib/src/renderable_tile_map.dart b/packages/flame_tiled/lib/src/renderable_tile_map.dart
index 01a16e806..c663c753b 100644
--- a/packages/flame_tiled/lib/src/renderable_tile_map.dart
+++ b/packages/flame_tiled/lib/src/renderable_tile_map.dart
@@ -1,8 +1,5 @@
-import 'dart:async';
 import 'dart:math' as math;
-import 'dart:ui';
 
-import 'package:flame/components.dart';
 import 'package:flame/extensions.dart';
 import 'package:flame/flame.dart';
 import 'package:flame/sprite.dart';