diff --git a/Game/Physics2D/Primitives/Vector2D.cs b/Game/Physics2D/Primitives/Vector2D.cs
index a1b80c7..a1e3b34 100644
--- a/Game/Physics2D/Primitives/Vector2D.cs
+++ b/Game/Physics2D/Primitives/Vector2D.cs
@@ -23,6 +23,7 @@ public record Vector2D(float X, float Y)
     public static float Distance(Vector2D from, Vector2D to) => Length(FromTo(from, to));
 
     public static Vector2D Normalize(Vector2D vector) => vector / Length(vector);
+    public static Vector2D Reflect(Vector2D vector, Vector2D normal) => vector - 2f * Dot(vector, normal) * normal;
     public static Vector2D FromTo(Vector2D from, Vector2D to) => to - from;
     public static Vector2D Scale(Vector2D vector, Vector2D scale) => new(vector.X * scale.X, vector.Y * scale.Y);
 
diff --git a/Game/Physics2D/Primitives/Vector2DExtensions.cs b/Game/Physics2D/Primitives/Vector2DExtensions.cs
index c5266be..8a7cd02 100644
--- a/Game/Physics2D/Primitives/Vector2DExtensions.cs
+++ b/Game/Physics2D/Primitives/Vector2DExtensions.cs
@@ -6,6 +6,7 @@ public static class Vector2DExtensions
     public static float LengthSquared(this Vector2D vector) => Vector2D.LengthSquared(vector);
     public static float Distance(this Vector2D from, Vector2D to) => Vector2D.Distance(from, to);
 
+    public static Vector2D Reflect(this Vector2D vector, Vector2D normal) => Vector2D.Reflect(vector, normal);
     public static Vector2D Normalize(this Vector2D vector) => Vector2D.Normalize(vector);
     public static Vector2D FromTo(this Vector2D from, Vector2D to) => Vector2D.FromTo(from, to);
     public static Vector2D Scale(this Vector2D vector, Vector2D scale) => Vector2D.FromTo(vector, scale);