diff --git a/lib/game/components/backbox/backbox.dart b/lib/game/components/backbox/backbox.dart
index f435ebdf..dc5041f0 100644
--- a/lib/game/components/backbox/backbox.dart
+++ b/lib/game/components/backbox/backbox.dart
@@ -1,10 +1,9 @@
 import 'dart:async';
 
 import 'package:flame/components.dart';
-import 'package:flutter_bloc/flutter_bloc.dart';
-import 'package:leaderboard_repository/leaderboard_repository.dart';
 import 'package:pinball/game/components/backbox/bloc/backbox_bloc.dart';
 import 'package:pinball/game/components/backbox/displays/displays.dart';
+import 'package:pinball/game/pinball_game.dart';
 import 'package:pinball_components/pinball_components.dart';
 import 'package:pinball_flame/pinball_flame.dart';
 import 'package:pinball_theme/pinball_theme.dart' hide Assets;
@@ -12,11 +11,11 @@ import 'package:pinball_theme/pinball_theme.dart' hide Assets;
 /// {@template backbox}
 /// The [Backbox] of the pinball machine.
 /// {@endtemplate}
-class Backbox extends PositionComponent with HasGameRef, ZIndex {
+class Backbox extends PositionComponent with HasGameRef<PinballGame>, ZIndex {
   /// {@macro backbox}
   Backbox({
-    LeaderboardRepository? leaderboardRepository,
-  })  : _leaderboardRepository = leaderboardRepository,
+    required BackboxBloc bloc,
+  })  : _bloc = bloc,
         super(
           position: Vector2(0, -87),
           anchor: Anchor.bottomCenter,
@@ -29,16 +28,12 @@ class Backbox extends PositionComponent with HasGameRef, ZIndex {
   }
 
   late final Component _display;
-  late final LeaderboardRepository? _leaderboardRepository;
-  late BackboxBloc _bloc;
+  final BackboxBloc _bloc;
   late StreamSubscription<BackboxState> _subscription;
 
   @override
   Future<void> onLoad() async {
-    final repository = _leaderboardRepository ??
-        gameRef.buildContext!.read<LeaderboardRepository>();
-    _bloc = BackboxBloc(leaderboardRepository: repository);
-    _bloc.stream.listen((state) {
+    _subscription = _bloc.stream.listen((state) {
       _display.children.removeWhere((_) => true);
       _build(state);
     });
diff --git a/lib/game/components/backbox/bloc/backbox_event.dart b/lib/game/components/backbox/bloc/backbox_event.dart
index bbee0be3..977521c2 100644
--- a/lib/game/components/backbox/bloc/backbox_event.dart
+++ b/lib/game/components/backbox/bloc/backbox_event.dart
@@ -24,7 +24,7 @@ class PlayerInitialsRequested extends BackboxEvent {
   final CharacterTheme character;
 
   @override
-  List<Object?> get props => [props, character];
+  List<Object?> get props => [score, character];
 }
 
 /// {@template player_initials_submited}
@@ -46,5 +46,5 @@ class PlayerInitialsSubmited extends BackboxEvent {
   final CharacterTheme character;
 
   @override
-  List<Object?> get props => [props, initials, character];
+  List<Object?> get props => [score, initials, character];
 }
diff --git a/lib/game/components/backbox/displays/loading_display.dart b/lib/game/components/backbox/displays/loading_display.dart
index 8cf2f9a4..3d569230 100644
--- a/lib/game/components/backbox/displays/loading_display.dart
+++ b/lib/game/components/backbox/displays/loading_display.dart
@@ -1,6 +1,7 @@
 import 'package:flame/components.dart';
 import 'package:flutter/material.dart';
 import 'package:pinball/game/game.dart';
+import 'package:pinball/l10n/l10n.dart';
 import 'package:pinball_components/pinball_components.dart';
 import 'package:pinball_ui/pinball_ui.dart';
 
@@ -13,9 +14,14 @@ final _bodyTextPaint = TextPaint(
 );
 
 /// {@template loading_display}
-///
+/// Display used to show the loading animation
 /// {@endtemplate}
 class LoadingDisplay extends TextComponent with HasGameRef<PinballGame> {
+  /// {@template loading_display
+  LoadingDisplay({ AppLocalizations? l10n }) : _l10n = l10n;
+
+  final AppLocalizations? _l10n;
+
   late final String _label;
 
   @override
@@ -24,7 +30,7 @@ class LoadingDisplay extends TextComponent with HasGameRef<PinballGame> {
 
     position = Vector2(0, -10);
     anchor = Anchor.center;
-    text = _label = gameRef.l10n.loading;
+    text = _label = (_l10n ?? gameRef.l10n).loading;
     textRenderer = _bodyTextPaint;
 
     await add(
diff --git a/lib/game/pinball_game.dart b/lib/game/pinball_game.dart
index 817e9d28..e5edc63e 100644
--- a/lib/game/pinball_game.dart
+++ b/lib/game/pinball_game.dart
@@ -7,8 +7,9 @@ import 'package:flame/input.dart';
 import 'package:flame_bloc/flame_bloc.dart';
 import 'package:flutter/gestures.dart';
 import 'package:flutter/material.dart';
-import 'package:flutter/services.dart';
+import 'package:leaderboard_repository/leaderboard_repository.dart';
 import 'package:pinball/game/behaviors/behaviors.dart';
+import 'package:pinball/game/components/backbox/bloc/backbox_bloc.dart';
 import 'package:pinball/game/game.dart';
 import 'package:pinball/l10n/l10n.dart';
 import 'package:pinball_audio/pinball_audio.dart';
@@ -24,6 +25,7 @@ class PinballGame extends PinballForge2DGame
         MultiTouchTapDetector {
   PinballGame({
     required this.characterTheme,
+    required this.leaderboardRepository,
     required this.l10n,
     required this.player,
   }) : super(gravity: Vector2(0, 30)) {
@@ -41,6 +43,8 @@ class PinballGame extends PinballForge2DGame
 
   final PinballPlayer player;
 
+  final LeaderboardRepository leaderboardRepository;
+
   final AppLocalizations l10n;
 
   @override
@@ -50,7 +54,7 @@ class PinballGame extends PinballForge2DGame
     final machine = [
       BoardBackgroundSpriteComponent(),
       Boundaries(),
-      Backbox(),
+      Backbox(bloc: BackboxBloc(leaderboardRepository: leaderboardRepository)),
     ];
     final decals = [
       GoogleWord(position: Vector2(-4.25, 1.8)),
@@ -185,11 +189,13 @@ class _GameBallsController extends ComponentController<PinballGame>
 class DebugPinballGame extends PinballGame with FPSCounter, PanDetector {
   DebugPinballGame({
     required CharacterTheme characterTheme,
+    required LeaderboardRepository leaderboardRepository,
     required AppLocalizations l10n,
     required PinballPlayer player,
   }) : super(
           characterTheme: characterTheme,
           player: player,
+          leaderboardRepository: leaderboardRepository,
           l10n: l10n,
         ) {
     controller = _GameBallsController(this);
@@ -204,18 +210,6 @@ class DebugPinballGame extends PinballGame with FPSCounter, PanDetector {
     await add(PreviewLine());
 
     await add(_DebugInformation());
-    await add(
-      KeyboardInputController(
-        keyUp: {
-          LogicalKeyboardKey.escape: () {
-            read<GameBloc>().add(const RoundLost());
-            read<GameBloc>().add(const RoundLost());
-            read<GameBloc>().add(const RoundLost());
-            return true;
-          },
-        },
-      ),
-    );
   }
 
   @override
diff --git a/lib/game/view/pinball_game_page.dart b/lib/game/view/pinball_game_page.dart
index b56e00f4..31ba304b 100644
--- a/lib/game/view/pinball_game_page.dart
+++ b/lib/game/view/pinball_game_page.dart
@@ -4,6 +4,7 @@ import 'package:flame/game.dart';
 import 'package:flutter/foundation.dart';
 import 'package:flutter/material.dart';
 import 'package:flutter_bloc/flutter_bloc.dart';
+import 'package:leaderboard_repository/leaderboard_repository.dart';
 import 'package:pinball/assets_manager/assets_manager.dart';
 import 'package:pinball/game/game.dart';
 import 'package:pinball/l10n/l10n.dart';
@@ -37,23 +38,25 @@ class PinballGamePage extends StatelessWidget {
     final characterTheme =
         context.read<CharacterThemeCubit>().state.characterTheme;
     final player = context.read<PinballPlayer>();
-    final pinballAudio = context.read<PinballPlayer>();
+    final leaderboardRepository = context.read<LeaderboardRepository>();
 
     final game = isDebugMode
         ? DebugPinballGame(
             characterTheme: characterTheme,
             player: player,
+            leaderboardRepository: leaderboardRepository,
             l10n: context.l10n,
           )
         : PinballGame(
             characterTheme: characterTheme,
             player: player,
+            leaderboardRepository: leaderboardRepository,
             l10n: context.l10n,
           );
 
     final loadables = [
       ...game.preLoadAssets(),
-      ...pinballAudio.load(),
+      ...player.load(),
       ...BonusAnimation.loadAssets(),
       ...SelectedCharacter.loadAssets(),
     ];
diff --git a/lib/leaderboard/models/leader_board_entry.dart b/lib/leaderboard/models/leader_board_entry.dart
index a86975dd..db4980a1 100644
--- a/lib/leaderboard/models/leader_board_entry.dart
+++ b/lib/leaderboard/models/leader_board_entry.dart
@@ -1,3 +1,4 @@
+import 'package:equatable/equatable.dart';
 import 'package:leaderboard_repository/leaderboard_repository.dart';
 import 'package:pinball_theme/pinball_theme.dart';
 
@@ -6,9 +7,9 @@ import 'package:pinball_theme/pinball_theme.dart';
 /// player's initials, score, and chosen character.
 ///
 /// {@endtemplate}
-class LeaderboardEntry {
+class LeaderboardEntry extends Equatable {
   /// {@macro leaderboard_entry}
-  LeaderboardEntry({
+  const LeaderboardEntry({
     required this.rank,
     required this.playerInitials,
     required this.score,
@@ -26,6 +27,9 @@ class LeaderboardEntry {
 
   /// [CharacterTheme] for [LeaderboardEntry].
   final AssetGenImage character;
+
+  @override
+  List<Object?> get props => [rank, playerInitials, score, character];
 }
 
 /// Converts [LeaderboardEntryData] from repository to [LeaderboardEntry].
diff --git a/test/game/components/backbox/backbox_test.dart b/test/game/components/backbox/backbox_test.dart
index 341198f8..f319d0fe 100644
--- a/test/game/components/backbox/backbox_test.dart
+++ b/test/game/components/backbox/backbox_test.dart
@@ -1,10 +1,15 @@
-// ignore_for_file: cascade_invocations
+// ignore_for_file: cascade_invocations, prefer_const_constructors
 
+import 'package:bloc_test/bloc_test.dart';
 import 'package:flame/components.dart';
 import 'package:flame_test/flame_test.dart';
+import 'package:flutter/material.dart';
+import 'package:flutter/services.dart';
 import 'package:flutter_test/flutter_test.dart';
+import 'package:leaderboard_repository/leaderboard_repository.dart';
 import 'package:mocktail/mocktail.dart';
-import 'package:pinball/game/components/backbox/displays/initials_input_display.dart';
+import 'package:pinball/game/components/backbox/bloc/backbox_bloc.dart';
+import 'package:pinball/game/components/backbox/displays/displays.dart';
 import 'package:pinball/game/game.dart';
 import 'package:pinball/l10n/l10n.dart';
 import 'package:pinball_components/pinball_components.dart';
@@ -12,6 +17,24 @@ import 'package:pinball_theme/pinball_theme.dart' as theme;
 
 import '../../../helpers/helpers.dart';
 
+class _MockRawKeyUpEvent extends Mock implements RawKeyUpEvent {
+  @override
+  String toString({DiagnosticLevel minLevel = DiagnosticLevel.info}) {
+    return super.toString();
+  }
+}
+
+RawKeyUpEvent _mockKeyUp(LogicalKeyboardKey key) {
+  final event = _MockRawKeyUpEvent();
+  when(() => event.logicalKey).thenReturn(key);
+  return event;
+}
+
+class _MockBackboxBloc extends Mock implements BackboxBloc {}
+
+class _MockLeaderboardRepository extends Mock implements LeaderboardRepository {
+}
+
 class _MockAppLocalizations extends Mock implements AppLocalizations {
   @override
   String get score => '';
@@ -33,13 +56,16 @@ class _MockAppLocalizations extends Mock implements AppLocalizations {
 
   @override
   String get toSubmit => '';
+
+  @override
+  String get loading => '';
 }
 
 void main() {
   TestWidgetsFlutterBinding.ensureInitialized();
-  final characterIconPath = theme.Assets.images.dash.leaderboardIcon.keyName;
+  const character = theme.AndroidTheme();
   final assets = [
-    characterIconPath,
+    character.leaderboardIcon.keyName,
     Assets.images.backbox.marquee.keyName,
     Assets.images.backbox.displayDivider.keyName,
   ];
@@ -50,11 +76,22 @@ void main() {
     ),
   );
 
+  late BackboxBloc bloc;
+
+  setUp(() {
+    bloc = _MockBackboxBloc();
+    whenListen(
+      bloc,
+      Stream.value(LoadingState()),
+      initialState: LoadingState(),
+    );
+  });
+
   group('Backbox', () {
     flameTester.test(
       'loads correctly',
       (game) async {
-        final backbox = Backbox();
+        final backbox = Backbox(bloc: bloc);
         await game.ensureAdd(backbox);
 
         expect(game.children, contains(backbox));
@@ -68,7 +105,9 @@ void main() {
         game.camera
           ..followVector2(Vector2(0, -130))
           ..zoom = 6;
-        await game.ensureAdd(Backbox());
+        await game.ensureAdd(
+          Backbox(bloc: bloc),
+        );
         await tester.pump();
       },
       verify: (game, tester) async {
@@ -80,18 +119,120 @@ void main() {
     );
 
     flameTester.test(
-      'initialsInput adds InitialsInputDisplay',
+      'requestInitials adds InitialsInputDisplay',
       (game) async {
-        final backbox = Backbox();
+        final backbox = Backbox(
+          bloc: BackboxBloc(
+            leaderboardRepository: _MockLeaderboardRepository(),
+          ),
+        );
         await game.ensureAdd(backbox);
-        await backbox.initialsInput(
+        backbox.requestInitials(
           score: 0,
-          characterIconPath: characterIconPath,
-          onSubmit: (_) {},
+          character: character,
+        );
+        await game.ready();
+
+        expect(
+          backbox.descendants().whereType<InitialsInputDisplay>().length,
+          equals(1),
+        );
+      },
+    );
+
+    flameTester.test(
+      'adds PlayerInitialsSubmited when initials are submitted',
+      (game) async {
+        final bloc = _MockBackboxBloc();
+        final state = InitialsFormState(
+          score: 10,
+          character: theme.AndroidTheme(),
+        );
+        whenListen(
+          bloc,
+          Stream.value(state),
+          initialState: state,
+        );
+        final backbox = Backbox(bloc: bloc);
+        await game.ensureAdd(backbox);
+
+        game.onKeyEvent(_mockKeyUp(LogicalKeyboardKey.enter), {});
+        verify(
+          () => bloc.add(
+            PlayerInitialsSubmited(
+              score: 10,
+              initials: 'AAA',
+              character: theme.AndroidTheme(),
+            ),
+          ),
+        ).called(1);
+      },
+    );
+
+    flameTester.test(
+      'adds InitialsSubmissionSuccessDisplay on InitialsSuccessState',
+      (game) async {
+        whenListen(
+          bloc,
+          Stream.value(InitialsSuccessState()),
+          initialState: InitialsSuccessState(),
+        );
+        final backbox = Backbox(bloc: bloc);
+        await game.ensureAdd(backbox);
+
+        expect(
+          game
+              .descendants()
+              .whereType<InitialsSubmissionSuccessDisplay>()
+              .length,
+          equals(1),
+        );
+      },
+    );
+
+    flameTester.test(
+      'adds InitialsSubmissionFailureDisplay on InitialsFailureState',
+      (game) async {
+        whenListen(
+          bloc,
+          Stream.value(InitialsFailureState()),
+          initialState: InitialsFailureState(),
+        );
+        final backbox = Backbox(bloc: bloc);
+        await game.ensureAdd(backbox);
+
+        expect(
+          game
+              .descendants()
+              .whereType<InitialsSubmissionFailureDisplay>()
+              .length,
+          equals(1),
         );
+      },
+    );
+
+    flameTester.test(
+      'closes the subscription when it is removed',
+      (game) async {
+        final backbox = Backbox(bloc: bloc);
+        await game.ensureAdd(backbox);
+
+        backbox.removeFromParent();
         await game.ready();
 
-        expect(backbox.firstChild<InitialsInputDisplay>(), isNotNull);
+        whenListen(
+          bloc,
+          Stream.value(InitialsFailureState()),
+          initialState: InitialsFailureState(),
+        );
+
+        expect(
+          backbox
+              .descendants()
+              .whereType<InitialsSubmissionFailureDisplay>()
+              .isEmpty,
+          isTrue,
+        );
       },
     );
   });
diff --git a/test/game/components/backbox/bloc/backbox_bloc_test.dart b/test/game/components/backbox/bloc/backbox_bloc_test.dart
new file mode 100644
index 00000000..6cf92efc
--- /dev/null
+++ b/test/game/components/backbox/bloc/backbox_bloc_test.dart
@@ -0,0 +1,92 @@
+// ignore_for_file: prefer_const_constructors
+
+import 'package:bloc_test/bloc_test.dart';
+import 'package:flutter_test/flutter_test.dart';
+import 'package:leaderboard_repository/leaderboard_repository.dart';
+import 'package:mocktail/mocktail.dart';
+import 'package:pinball/game/components/backbox/bloc/backbox_bloc.dart';
+import 'package:pinball_theme/pinball_theme.dart';
+
+class _MockLeaderboardRepository extends Mock implements LeaderboardRepository {
+}
+
+void main() {
+  late LeaderboardRepository leaderboardRepository;
+
+  group('BackboxBloc', () {
+    blocTest<BackboxBloc, BackboxState>(
+      'adds InitialsFormState on PlayerInitialsRequested',
+      setUp: () {
+        leaderboardRepository = _MockLeaderboardRepository();
+      },
+      build: () => BackboxBloc(leaderboardRepository: leaderboardRepository),
+      act: (bloc) => bloc.add(
+        PlayerInitialsRequested(
+          score: 100,
+          character: AndroidTheme(),
+        ),
+      ),
+      expect: () => [
+        InitialsFormState(score: 100, character: AndroidTheme()),
+      ],
+    );
+
+    group('PlayerInitialsSubmited', () {
+      blocTest<BackboxBloc, BackboxState>(
+        'adds [LoadingState, InitialsSuccessState] when submission works',
+        setUp: () {
+          leaderboardRepository = _MockLeaderboardRepository();
+          when(
+            () => leaderboardRepository.addLeaderboardEntry(
+              LeaderboardEntryData(
+                playerInitials: 'AAA',
+                score: 10,
+                character: CharacterType.dash,
+              ),
+            ),
+          ).thenAnswer((_) async {});
+        },
+        build: () => BackboxBloc(leaderboardRepository: leaderboardRepository),
+        act: (bloc) => bloc.add(
+          PlayerInitialsSubmited(
+            score: 10,
+            initials: 'AAA',
+            character: DashTheme(),
+          ),
+        ),
+        expect: () => [
+          LoadingState(),
+          InitialsSuccessState(),
+        ],
+      );
+
+      blocTest<BackboxBloc, BackboxState>(
+        'adds [LoadingState, InitialsSuccessState] when submission works',
+        setUp: () {
+          leaderboardRepository = _MockLeaderboardRepository();
+          when(
+            () => leaderboardRepository.addLeaderboardEntry(
+              LeaderboardEntryData(
+                playerInitials: 'AAA',
+                score: 10,
+                character: CharacterType.dash,
+              ),
+            ),
+          ).thenThrow(Exception('Error'));
+        },
+        build: () => BackboxBloc(leaderboardRepository: leaderboardRepository),
+        act: (bloc) => bloc.add(
+          PlayerInitialsSubmited(
+            score: 10,
+            initials: 'AAA',
+            character: DashTheme(),
+          ),
+        ),
+        expect: () => [
+          LoadingState(),
+          InitialsFailureState(),
+        ],
+      );
+    });
+  });
+}
diff --git a/test/game/components/backbox/bloc/backbox_event_test.dart b/test/game/components/backbox/bloc/backbox_event_test.dart
new file mode 100644
index 00000000..f0e334f4
--- /dev/null
+++ b/test/game/components/backbox/bloc/backbox_event_test.dart
@@ -0,0 +1,126 @@
+// ignore_for_file: prefer_const_constructors
+
+import 'package:flutter_test/flutter_test.dart';
+import 'package:pinball/game/components/backbox/bloc/backbox_bloc.dart';
+import 'package:pinball_theme/pinball_theme.dart';
+
+void main() {
+  group('BackboxEvent', () {
+    group('PlayerInitialsRequested', () {
+      test('can be instantiated', () {
+        expect(
+          PlayerInitialsRequested(score: 0, character: AndroidTheme()),
+          isNotNull,
+        );
+      });
+
+      test('supports value comparison', () {
+        expect(
+          PlayerInitialsRequested(score: 0, character: AndroidTheme()),
+          equals(
+            PlayerInitialsRequested(score: 0, character: AndroidTheme()),
+          ),
+        );
+
+        expect(
+          PlayerInitialsRequested(score: 0, character: AndroidTheme()),
+          isNot(
+            equals(
+              PlayerInitialsRequested(score: 1, character: AndroidTheme()),
+            ),
+          ),
+        );
+
+        expect(
+          PlayerInitialsRequested(score: 0, character: AndroidTheme()),
+          isNot(
+            equals(
+              PlayerInitialsRequested(score: 0, character: SparkyTheme()),
+            ),
+          ),
+        );
+      });
+    });
+
+    group('PlayerInitialsSubmited', () {
+      test('can be instantiated', () {
+        expect(
+          PlayerInitialsSubmited(
+            score: 0,
+            initials: 'AAA',
+            character: AndroidTheme(),
+          ),
+          isNotNull,
+        );
+      });
+
+      test('supports value comparison', () {
+        expect(
+          PlayerInitialsSubmited(
+            score: 0,
+            initials: 'AAA',
+            character: AndroidTheme(),
+          ),
+          equals(
+            PlayerInitialsSubmited(
+              score: 0,
+              initials: 'AAA',
+              character: AndroidTheme(),
+            ),
+          ),
+        );
+
+        expect(
+          PlayerInitialsSubmited(
+            score: 0,
+            initials: 'AAA',
+            character: AndroidTheme(),
+          ),
+          isNot(
+            equals(
+              PlayerInitialsSubmited(
+                score: 1,
+                initials: 'AAA',
+                character: AndroidTheme(),
+              ),
+            ),
+          ),
+        );
+
+        expect(
+          PlayerInitialsSubmited(
+            score: 0,
+            initials: 'AAA',
+            character: AndroidTheme(),
+          ),
+          isNot(
+            equals(
+              PlayerInitialsSubmited(
+                score: 0,
+                initials: 'AAA',
+                character: SparkyTheme(),
+              ),
+            ),
+          ),
+        );
+
+        expect(
+          PlayerInitialsSubmited(
+            score: 0,
+            initials: 'AAA',
+            character: AndroidTheme(),
+          ),
+          isNot(
+            equals(
+              PlayerInitialsSubmited(
+                score: 0,
+                initials: 'BBB',
+                character: AndroidTheme(),
+              ),
+            ),
+          ),
+        );
+      });
+    });
+  });
+}
diff --git a/test/game/components/backbox/bloc/backbox_state_test.dart b/test/game/components/backbox/bloc/backbox_state_test.dart
new file mode 100644
index 00000000..ff18a5b5
--- /dev/null
+++ b/test/game/components/backbox/bloc/backbox_state_test.dart
@@ -0,0 +1,126 @@
+// ignore_for_file: prefer_const_constructors
+
+import 'package:flutter_test/flutter_test.dart';
+import 'package:pinball/game/components/backbox/bloc/backbox_bloc.dart';
+import 'package:pinball_theme/pinball_theme.dart';
+
+void main() {
+  group('BackboxState', () {
+    group('LoadingState', () {
+      test('can be instantiated', () {
+        expect(LoadingState(), isNotNull);
+      });
+
+      test('supports value comparison', () {
+        expect(LoadingState(), equals(LoadingState()));
+      });
+    });
+
+    group('FailureState', () {
+      test('can be instantiated', () {
+        expect(FailureState(), isNotNull);
+      });
+
+      test('supports value comparison', () {
+        expect(FailureState(), equals(FailureState()));
+      });
+    });
+
+    group('LeaderboardSuccessState', () {
+      test('can be instantiated', () {
+        expect(LeaderboardSuccessState(), isNotNull);
+      });
+
+      test('supports value comparison', () {
+        expect(LeaderboardSuccessState(), equals(LeaderboardSuccessState()));
+      });
+    });
+
+    group('LeaderboardFailureState', () {
+      test('can be instantiated', () {
+        expect(LeaderboardFailureState(), isNotNull);
+      });
+
+      test('supports value comparison', () {
+        expect(LeaderboardFailureState(), equals(LeaderboardFailureState()));
+      });
+    });
+
+    group('InitialsFormState', () {
+      test('can be InitialsFormState', () {
+        expect(
+          InitialsFormState(
+            score: 0,
+            character: AndroidTheme(),
+          ),
+          isNotNull,
+        );
+      });
+
+      test('supports value comparison', () {
+        expect(
+          InitialsFormState(
+            score: 0,
+            character: AndroidTheme(),
+          ),
+          equals(
+            InitialsFormState(
+              score: 0,
+              character: AndroidTheme(),
+            ),
+          ),
+        );
+
+        expect(
+          InitialsFormState(
+            score: 0,
+            character: AndroidTheme(),
+          ),
+          isNot(
+            equals(
+              InitialsFormState(
+                score: 1,
+                character: AndroidTheme(),
+              ),
+            ),
+          ),
+        );
+
+        expect(
+          InitialsFormState(
+            score: 0,
+            character: AndroidTheme(),
+          ),
+          isNot(
+            equals(
+              InitialsFormState(
+                score: 0,
+                character: SparkyTheme(),
+              ),
+            ),
+          ),
+        );
+      });
+    });
+
+    group('InitialsSuccessState', () {
+      test('can be instantiated', () {
+        expect(InitialsSuccessState(), isNotNull);
+      });
+
+      test('supports value comparison', () {
+        expect(InitialsSuccessState(), equals(InitialsSuccessState()));
+      });
+
+      group('InitialsFailureState', () {
+        test('can be instantiated', () {
+          expect(InitialsFailureState(), isNotNull);
+        });
+
+        test('supports value comparison', () {
+          expect(InitialsFailureState(), equals(InitialsFailureState()));
+        });
+      });
+    });
+  });
+}
diff --git a/test/game/components/backbox/displays/initials_submission_failure_display_test.dart b/test/game/components/backbox/displays/initials_submission_failure_display_test.dart
new file mode 100644
index 00000000..0e4553c0
--- /dev/null
+++ b/test/game/components/backbox/displays/initials_submission_failure_display_test.dart
@@ -0,0 +1,22 @@
+// ignore_for_file: cascade_invocations
+
+import 'package:flame/components.dart';
+import 'package:flame_test/flame_test.dart';
+import 'package:flutter_test/flutter_test.dart';
+import 'package:pinball/game/components/backbox/displays/initials_submission_failure_display.dart';
+
+import '../../../../helpers/helpers.dart';
+
+void main() {
+  group('InitialsSubmissionFailureDisplay', () {
+  final flameTester = FlameTester(EmptyKeyboardPinballTestGame.new);
+
+    flameTester.test('renders correctly', (game) async {
+      await game.ensureAdd(InitialsSubmissionFailureDisplay());
+
+      final component = game.firstChild<TextComponent>();
+      expect(component, isNotNull);
+      expect(component?.text, equals('Failure!'));
+    });
+  });
+}
diff --git a/test/game/components/backbox/displays/initials_submission_success_display_test.dart b/test/game/components/backbox/displays/initials_submission_success_display_test.dart
new file mode 100644
index 00000000..bc3aca9c
--- /dev/null
+++ b/test/game/components/backbox/displays/initials_submission_success_display_test.dart
@@ -0,0 +1,22 @@
+// ignore_for_file: cascade_invocations
+
+import 'package:flame/components.dart';
+import 'package:flame_test/flame_test.dart';
+import 'package:flutter_test/flutter_test.dart';
+import 'package:pinball/game/components/backbox/displays/initials_submission_success_display.dart';
+
+import '../../../../helpers/helpers.dart';
+
+void main() {
+  group('InitialsSubmissionSuccessDisplay', () {
+  final flameTester = FlameTester(EmptyKeyboardPinballTestGame.new);
+
+    flameTester.test('renders correctly', (game) async {
+      await game.ensureAdd(InitialsSubmissionSuccessDisplay());
+
+      final component = game.firstChild<TextComponent>();
+      expect(component, isNotNull);
+      expect(component?.text, equals('Success!'));
+    });
+  });
+}
diff --git a/test/game/components/backbox/displays/loading_display_test.dart b/test/game/components/backbox/displays/loading_display_test.dart
new file mode 100644
index 00000000..5a475b7c
--- /dev/null
+++ b/test/game/components/backbox/displays/loading_display_test.dart
@@ -0,0 +1,50 @@
+// ignore_for_file: cascade_invocations
+
+import 'package:flame/components.dart';
+import 'package:flame_test/flame_test.dart';
+import 'package:flutter_test/flutter_test.dart';
+import 'package:mocktail/mocktail.dart';
+import 'package:pinball/game/components/backbox/displays/loading_display.dart';
+import 'package:pinball/l10n/l10n.dart';
+
+import '../../../../helpers/helpers.dart';
+
+class _MockAppLocalizations extends Mock implements AppLocalizations {
+  @override
+  String get loading => 'Loading';
+}
+
+void main() {
+  group('LoadingDisplay', () {
+  final flameTester = FlameTester(EmptyKeyboardPinballTestGame.new);
+
+    flameTester.test('renders correctly', (game) async {
+      await game.ensureAdd(LoadingDisplay(l10n: _MockAppLocalizations()));
+
+      final component = game.firstChild<TextComponent>();
+      expect(component, isNotNull);
+      expect(component?.text, equals('Loading'));
+    });
+
+    flameTester.test('use ellipses as animation', (game) async {
+      await game.ensureAdd(LoadingDisplay(l10n: _MockAppLocalizations()));
+
+      final component = game.firstChild<TextComponent>();
+      expect(component?.text, equals('Loading'));
+
+      final timer = component?.firstChild<TimerComponent>();
+
+      timer?.update(1.1);
+      expect(component?.text, equals('Loading.'));
+      
+      timer?.update(1.1);
+      expect(component?.text, equals('Loading..'));
+      
+      timer?.update(1.1);
+      expect(component?.text, equals('Loading...'));
+      
+      timer?.update(1.1);
+      expect(component?.text, equals('Loading'));
+    });
+  });
+}
diff --git a/test/game/components/backbox/failures/backbox_isolatedDiff.png b/test/game/components/backbox/failures/backbox_isolatedDiff.png
new file mode 100644
index 00000000..a79937f1
Binary files /dev/null and b/test/game/components/backbox/failures/backbox_isolatedDiff.png differ
diff --git a/test/game/components/backbox/failures/backbox_maskedDiff.png b/test/game/components/backbox/failures/backbox_maskedDiff.png
new file mode 100644
index 00000000..a79937f1
Binary files /dev/null and b/test/game/components/backbox/failures/backbox_maskedDiff.png differ
diff --git a/test/game/components/backbox/failures/backbox_masterImage.png b/test/game/components/backbox/failures/backbox_masterImage.png
new file mode 100644
index 00000000..962573ab
Binary files /dev/null and b/test/game/components/backbox/failures/backbox_masterImage.png differ
diff --git a/test/game/components/backbox/failures/backbox_testImage.png b/test/game/components/backbox/failures/backbox_testImage.png
new file mode 100644
index 00000000..128801a1
Binary files /dev/null and b/test/game/components/backbox/failures/backbox_testImage.png differ
diff --git a/test/game/components/game_bloc_status_listener_test.dart b/test/game/components/game_bloc_status_listener_test.dart
index 39c81115..a796b20f 100644
--- a/test/game/components/game_bloc_status_listener_test.dart
+++ b/test/game/components/game_bloc_status_listener_test.dart
@@ -20,6 +20,11 @@ class _MockPinballPlayer extends Mock implements PinballPlayer {}
 
 void main() {
   group('GameBlocStatusListener', () {
+
+    setUpAll(() {
+      registerFallbackValue(AndroidTheme());
+    });
+
     group('listenWhen', () {
       test('is true when the game over state has changed', () {
         final state = GameState(
@@ -58,10 +63,9 @@ void main() {
         gameFlowController.mockGameRef(game);
 
         when(
-          () => backbox.initialsInput(
+          () => backbox.requestInitials(
             score: any(named: 'score'),
-            characterIconPath: any(named: 'characterIconPath'),
-            onSubmit: any(named: 'onSubmit'),
+            character: any(named: 'character'),
           ),
         ).thenAnswer((_) async {});
         when(cameraController.focusOnWaitingBackbox).thenAnswer((_) async {});
@@ -92,10 +96,9 @@ void main() {
           gameFlowController.onNewState(state);
 
           verify(
-            () => backbox.initialsInput(
-              score: state.displayScore,
-              characterIconPath: any(named: 'characterIconPath'),
-              onSubmit: any(named: 'onSubmit'),
+            () => backbox.requestInitials(
+              score: any(named: 'score'),
+              character: any(named: 'character'),
             ),
           ).called(1);
           verify(cameraController.focusOnGameOverBackbox).called(1);
diff --git a/test/helpers/test_games.dart b/test/helpers/test_games.dart
index 6bb39e2d..220693c3 100644
--- a/test/helpers/test_games.dart
+++ b/test/helpers/test_games.dart
@@ -5,6 +5,7 @@ import 'dart:async';
 import 'package:flame/input.dart';
 import 'package:flame_bloc/flame_bloc.dart';
 import 'package:flame_forge2d/flame_forge2d.dart';
+import 'package:leaderboard_repository/leaderboard_repository.dart';
 import 'package:mocktail/mocktail.dart';
 import 'package:pinball/game/game.dart';
 import 'package:pinball/l10n/l10n.dart';
@@ -15,6 +16,9 @@ class _MockPinballPlayer extends Mock implements PinballPlayer {}
 
 class _MockAppLocalizations extends Mock implements AppLocalizations {}
 
+class _MockLeaderboardRepository extends Mock implements LeaderboardRepository {
+}
+
 class TestGame extends Forge2DGame with FlameBloc {
   TestGame() {
     images.prefix = '';
@@ -25,11 +29,14 @@ class PinballTestGame extends PinballGame {
   PinballTestGame({
     List<String>? assets,
     PinballPlayer? player,
+    LeaderboardRepository? leaderboardRepository,
     CharacterTheme? theme,
     AppLocalizations? l10n,
   })  : _assets = assets,
         super(
           player: player ?? _MockPinballPlayer(),
+          leaderboardRepository:
+              leaderboardRepository ?? _MockLeaderboardRepository(),
           characterTheme: theme ?? const DashTheme(),
           l10n: l10n ?? _MockAppLocalizations(),
         );
@@ -48,11 +55,14 @@ class DebugPinballTestGame extends DebugPinballGame {
   DebugPinballTestGame({
     List<String>? assets,
     PinballPlayer? player,
+    LeaderboardRepository? leaderboardRepository,
     CharacterTheme? theme,
     AppLocalizations? l10n,
   })  : _assets = assets,
         super(
           player: player ?? _MockPinballPlayer(),
+          leaderboardRepository:
+              leaderboardRepository ?? _MockLeaderboardRepository(),
           characterTheme: theme ?? const DashTheme(),
           l10n: l10n ?? _MockAppLocalizations(),
         );
diff --git a/test/leaderboard/models/leader_board_entry_test.dart b/test/leaderboard/models/leader_board_entry_test.dart
new file mode 100644
index 00000000..aa0e10a7
--- /dev/null
+++ b/test/leaderboard/models/leader_board_entry_test.dart
@@ -0,0 +1,42 @@
+// ignore_for_file: prefer_const_constructors
+
+import 'package:flutter_test/flutter_test.dart';
+import 'package:leaderboard_repository/leaderboard_repository.dart';
+import 'package:pinball/leaderboard/models/leader_board_entry.dart';
+import 'package:pinball_theme/pinball_theme.dart';
+
+void main() {
+  group('LeaderboardEntry', () {
+    group('toEntry', () {
+      test('returns the correct from a to entry data', () {
+        expect(
+          LeaderboardEntryData.empty.toEntry(1),
+          LeaderboardEntry(
+            rank: '1',
+            playerInitials: '',
+            score: 0,
+            character: CharacterType.dash.toTheme.leaderboardIcon,
+          ),
+        );
+      });
+    });
+
+    group('CharacterType', () {
+      test('toTheme returns the correct theme', () {
+        expect(CharacterType.dash.toTheme, equals(DashTheme()));
+        expect(CharacterType.sparky.toTheme, equals(SparkyTheme()));
+        expect(CharacterType.android.toTheme, equals(AndroidTheme()));
+        expect(CharacterType.dino.toTheme, equals(DinoTheme()));
+      });
+    });
+
+    group('CharacterTheme', () {
+      test('toType returns the correct type', () {
+        expect(DashTheme().toType, equals(CharacterType.dash));
+        expect(SparkyTheme().toType, equals(CharacterType.sparky));
+        expect(AndroidTheme().toType, equals(CharacterType.android));
+        expect(DinoTheme().toType, equals(CharacterType.dino));
+      });
+    });
+  });
+}