diff --git a/Engine.Physics2D/Collider2DBehaviourBase.cs b/Engine.Physics2D/Collider2DBehaviourBase.cs
new file mode 100644
index 0000000..c796770
--- /dev/null
+++ b/Engine.Physics2D/Collider2DBehaviourBase.cs
@@ -0,0 +1,27 @@
+using System;
+
+using Syntriax.Engine.Core;
+using Syntriax.Engine.Core.Abstract;
+using Syntriax.Engine.Physics2D.Abstract;
+
+namespace Syntriax.Engine.Physics2D;
+
+public abstract class Collider2DBehaviourBase : BehaviourOverride, ICollider2D
+{
+    public Action<ICollider2D, ICollider2D>? OnCollisionPreResolve { get; set; } = null;
+    public Action<ICollider2D, ICollider2D>? OnCollisionResolved { get; set; } = null;
+
+
+    protected IRigidBody2D? _rigidBody2D = null;
+
+
+    public IRigidBody2D? RigidBody2D => _rigidBody2D;
+
+    ITransform IAssignableTransform.Transform => Transform;
+    Action<IAssignableTransform>? IAssignableTransform.OnTransformAssigned { get => GameObject.OnTransformAssigned; set => GameObject.OnTransformAssigned = value; }
+    bool IAssignableTransform.Assign(ITransform transform) => GameObject.Assign(transform);
+
+    public abstract void Recalculate();
+
+    protected override void OnInitialize() => BehaviourController.TryGetBehaviour(out _rigidBody2D);
+}
diff --git a/Engine.Physics2D/Collider2DCircleBehaviour.cs b/Engine.Physics2D/Collider2DCircleBehaviour.cs
index 8607e44..1995f49 100644
--- a/Engine.Physics2D/Collider2DCircleBehaviour.cs
+++ b/Engine.Physics2D/Collider2DCircleBehaviour.cs
@@ -1,26 +1,14 @@
-using System;
-
 using Syntriax.Engine.Core;
-using Syntriax.Engine.Core.Abstract;
 using Syntriax.Engine.Physics2D.Abstract;
 using Syntriax.Engine.Physics2D.Primitives;
 
 namespace Syntriax.Engine.Physics2D;
 
-public class Collider2DCircleBehaviour : BehaviourOverride, ICircleCollider2D
+public class Collider2DCircleBehaviour : Collider2DBehaviourBase, ICircleCollider2D
 {
-    public Action<ICollider2D, ICollider2D>? OnCollisionPreResolve { get; set; } = null;
-    public Action<ICollider2D, ICollider2D>? OnCollisionResolved { get; set; } = null;
-
-
     public Circle CircleWorld { get; protected set; } = new(Vector2D.Zero, 1f);
     public Circle CircleLocal { get; set; } = new(Vector2D.Zero, 1f);
-    public IRigidBody2D? RigidBody2D { get; set; } = null;
 
 
-    ITransform IAssignableTransform.Transform => Transform;
-    Action<IAssignableTransform>? IAssignableTransform.OnTransformAssigned { get => GameObject.OnTransformAssigned; set => GameObject.OnTransformAssigned = value; }
-    bool IAssignableTransform.Assign(ITransform transform) => GameObject.Assign(transform);
-
-    public virtual void Recalculate() => CircleWorld = Transform.TransformCircle(CircleLocal).Displace(Transform.Position);
+    public override void Recalculate() => CircleWorld = Transform.TransformCircle(CircleLocal).Displace(Transform.Position);
 }
diff --git a/Engine.Physics2D/Collider2DShapeBehaviour.cs b/Engine.Physics2D/Collider2DShapeBehaviour.cs
index 13c0cff..d16950b 100644
--- a/Engine.Physics2D/Collider2DShapeBehaviour.cs
+++ b/Engine.Physics2D/Collider2DShapeBehaviour.cs
@@ -1,27 +1,14 @@
-using System;
-
-using Syntriax.Engine.Core;
-using Syntriax.Engine.Core.Abstract;
 using Syntriax.Engine.Physics2D.Abstract;
 using Syntriax.Engine.Physics2D.Primitives;
 
 namespace Syntriax.Engine.Physics2D;
 
-public class Collider2DShapeBehaviour : BehaviourOverride, IShapeCollider2D
+public class Collider2DShapeBehaviour : Collider2DBehaviourBase, IShapeCollider2D
 {
-    public Action<ICollider2D, ICollider2D>? OnCollisionPreResolve { get; set; } = null;
-    public Action<ICollider2D, ICollider2D>? OnCollisionResolved { get; set; } = null;
-
-
     public Shape ShapeWorld => _shapeWorld;
     public Shape ShapeLocal { get; set; } = new([new(1f, 1f), new(-1f, 1f), new(-1f, -1f), new(1f, -1f)]);
-    public IRigidBody2D? RigidBody2D { get; set; } = null;
 
     protected Shape _shapeWorld = new([new(1f, 1f), new(-1f, 1f), new(-1f, -1f), new(1f, -1f)]);
 
-    ITransform IAssignableTransform.Transform => Transform;
-    Action<IAssignableTransform>? IAssignableTransform.OnTransformAssigned { get => GameObject.OnTransformAssigned; set => GameObject.OnTransformAssigned = value; }
-    bool IAssignableTransform.Assign(ITransform transform) => GameObject.Assign(transform);
-
-    public virtual void Recalculate() => Transform.TransformShape(ShapeLocal, ref _shapeWorld);
+    public override void Recalculate() => Transform.TransformShape(ShapeLocal, ref _shapeWorld);
 }