diff --git a/lib/game/components/flipper.dart b/lib/game/components/flipper.dart
index 6ec0cb49..53e3666c 100644
--- a/lib/game/components/flipper.dart
+++ b/lib/game/components/flipper.dart
@@ -22,8 +22,7 @@ class Flipper extends BodyComponent with KeyboardHandler {
   })  : _position = position,
         _keys = keys;
 
-  /// A left positioned [Flipper].
-  Flipper.left({
+  Flipper._left({
     required Vector2 position,
   }) : this._(
           position: position,
@@ -34,8 +33,7 @@ class Flipper extends BodyComponent with KeyboardHandler {
           ],
         );
 
-  /// A right positioned [Flipper].
-  Flipper.right({
+  Flipper._right({
     required Vector2 position,
   }) : this._(
           position: position,
@@ -46,15 +44,20 @@ class Flipper extends BodyComponent with KeyboardHandler {
           ],
         );
 
+  /// Constructs a [Flipper] from a [BoardSide].
+  ///
+  /// A [Flipper._right] and [Flipper._left] besides being mirrored
+  /// horizontally, they also have different [LogicalKeyboardKey]s that
+  /// control them.
   factory Flipper.fromSide({
     required BoardSide side,
     required Vector2 position,
   }) {
     switch (side) {
       case BoardSide.left:
-        return Flipper.left(position: position);
+        return Flipper._left(position: position);
       case BoardSide.right:
-        return Flipper.right(position: position);
+        return Flipper._right(position: position);
     }
   }
 
diff --git a/test/game/components/flipper_test.dart b/test/game/components/flipper_test.dart
index df606178..eae238c9 100644
--- a/test/game/components/flipper_test.dart
+++ b/test/game/components/flipper_test.dart
@@ -20,8 +20,14 @@ void main() {
       flameTester.test(
         'loads correctly',
         (game) async {
-          final leftFlipper = Flipper.left(position: Vector2.zero());
-          final rightFlipper = Flipper.right(position: Vector2.zero());
+          final leftFlipper = Flipper.fromSide(
+            side: BoardSide.left,
+            position: Vector2.zero(),
+          );
+          final rightFlipper = Flipper.fromSide(
+            side: BoardSide.right,
+            position: Vector2.zero(),
+          );
           await game.ready();
           await game.ensureAddAll([leftFlipper, rightFlipper]);
 
@@ -32,10 +38,17 @@ void main() {
 
       group('constructor', () {
         test('sets BoardSide', () {
-          final leftFlipper = Flipper.left(position: Vector2.zero());
+          final leftFlipper = Flipper.fromSide(
+            side: BoardSide.left,
+            position: Vector2.zero(),
+          );
+
           expect(leftFlipper.side, equals(leftFlipper.side));
 
-          final rightFlipper = Flipper.right(position: Vector2.zero());
+          final rightFlipper = Flipper.fromSide(
+            side: BoardSide.right,
+            position: Vector2.zero(),
+          );
           expect(rightFlipper.side, equals(rightFlipper.side));
         });
       });
@@ -45,7 +58,10 @@ void main() {
           'positions correctly',
           (game) async {
             final position = Vector2.all(10);
-            final flipper = Flipper.left(position: position);
+            final flipper = Flipper.fromSide(
+              side: BoardSide.left,
+              position: position,
+            );
             await game.ensureAdd(flipper);
             game.contains(flipper);
 
@@ -56,7 +72,10 @@ void main() {
         flameTester.test(
           'is dynamic',
           (game) async {
-            final flipper = Flipper.left(position: Vector2.zero());
+            final flipper = Flipper.fromSide(
+              side: BoardSide.left,
+              position: Vector2.zero(),
+            );
             await game.ensureAdd(flipper);
 
             expect(flipper.body.bodyType, equals(BodyType.dynamic));
@@ -66,7 +85,10 @@ void main() {
         flameTester.test(
           'ignores gravity',
           (game) async {
-            final flipper = Flipper.left(position: Vector2.zero());
+            final flipper = Flipper.fromSide(
+              side: BoardSide.left,
+              position: Vector2.zero(),
+            );
             await game.ensureAdd(flipper);
 
             expect(flipper.body.gravityScale, isZero);
@@ -76,7 +98,10 @@ void main() {
         flameTester.test(
           'has greater mass than Ball',
           (game) async {
-            final flipper = Flipper.left(position: Vector2.zero());
+            final flipper = Flipper.fromSide(
+              side: BoardSide.left,
+              position: Vector2.zero(),
+            );
             final ball = Ball(position: Vector2.zero());
 
             await game.ready();
@@ -94,7 +119,10 @@ void main() {
         flameTester.test(
           'has three',
           (game) async {
-            final flipper = Flipper.left(position: Vector2.zero());
+            final flipper = Flipper.fromSide(
+              side: BoardSide.left,
+              position: Vector2.zero(),
+            );
             await game.ensureAdd(flipper);
 
             expect(flipper.body.fixtures.length, equals(3));
@@ -104,7 +132,10 @@ void main() {
         flameTester.test(
           'has density',
           (game) async {
-            final flipper = Flipper.left(position: Vector2.zero());
+            final flipper = Flipper.fromSide(
+              side: BoardSide.left,
+              position: Vector2.zero(),
+            );
             await game.ensureAdd(flipper);
 
             final fixtures = flipper.body.fixtures;
@@ -132,7 +163,10 @@ void main() {
           late Flipper flipper;
 
           setUp(() {
-            flipper = Flipper.left(position: Vector2.zero());
+            flipper = Flipper.fromSide(
+              side: BoardSide.left,
+              position: Vector2.zero(),
+            );
           });
 
           testRawKeyDownEvents(leftKeys, (event) {
@@ -196,7 +230,10 @@ void main() {
           late Flipper flipper;
 
           setUp(() {
-            flipper = Flipper.right(position: Vector2.zero());
+            flipper = Flipper.fromSide(
+              side: BoardSide.right,
+              position: Vector2.zero(),
+            );
           });
 
           testRawKeyDownEvents(rightKeys, (event) {
@@ -263,7 +300,10 @@ void main() {
     flameTester.test(
       'position is at the left of the left Flipper',
       (game) async {
-        final flipper = Flipper.left(position: Vector2.zero());
+        final flipper = Flipper.fromSide(
+          side: BoardSide.left,
+          position: Vector2.zero(),
+        );
         await game.ensureAdd(flipper);
 
         final flipperAnchor = FlipperAnchor(flipper: flipper);
@@ -276,7 +316,10 @@ void main() {
     flameTester.test(
       'position is at the right of the right Flipper',
       (game) async {
-        final flipper = Flipper.right(position: Vector2.zero());
+        final flipper = Flipper.fromSide(
+          side: BoardSide.right,
+          position: Vector2.zero(),
+        );
         await game.ensureAdd(flipper);
 
         final flipperAnchor = FlipperAnchor(flipper: flipper);
@@ -292,7 +335,10 @@ void main() {
       flameTester.test(
         'limits enabled',
         (game) async {
-          final flipper = Flipper.left(position: Vector2.zero());
+          final flipper = Flipper.fromSide(
+            side: BoardSide.left,
+            position: Vector2.zero(),
+          );
           await game.ensureAdd(flipper);
 
           final flipperAnchor = FlipperAnchor(flipper: flipper);
@@ -311,7 +357,10 @@ void main() {
         flameTester.test(
           'when Flipper is left',
           (game) async {
-            final flipper = Flipper.left(position: Vector2.zero());
+            final flipper = Flipper.fromSide(
+              side: BoardSide.left,
+              position: Vector2.zero(),
+            );
             await game.ensureAdd(flipper);
 
             final flipperAnchor = FlipperAnchor(flipper: flipper);
@@ -329,7 +378,10 @@ void main() {
         flameTester.test(
           'when Flipper is right',
           (game) async {
-            final flipper = Flipper.right(position: Vector2.zero());
+            final flipper = Flipper.fromSide(
+              side: BoardSide.right,
+              position: Vector2.zero(),
+            );
             await game.ensureAdd(flipper);
 
             final flipperAnchor = FlipperAnchor(flipper: flipper);
@@ -352,7 +404,10 @@ void main() {
         flameTester.test(
           'when Flipper is left',
           (game) async {
-            final flipper = Flipper.left(position: Vector2.zero());
+            final flipper = Flipper.fromSide(
+              side: BoardSide.left,
+              position: Vector2.zero(),
+            );
             await game.ensureAdd(flipper);
 
             final flipperAnchor = FlipperAnchor(flipper: flipper);
@@ -376,7 +431,10 @@ void main() {
         flameTester.test(
           'when Flipper is right',
           (game) async {
-            final flipper = Flipper.right(position: Vector2.zero());
+            final flipper = Flipper.fromSide(
+              side: BoardSide.right,
+              position: Vector2.zero(),
+            );
             await game.ensureAdd(flipper);
 
             final flipperAnchor = FlipperAnchor(flipper: flipper);