diff --git a/Engine.Core/Abstract/IGameManager.cs b/Engine.Core/Abstract/IGameManager.cs
index 5918b64..277f69e 100644
--- a/Engine.Core/Abstract/IGameManager.cs
+++ b/Engine.Core/Abstract/IGameManager.cs
@@ -7,6 +7,16 @@ namespace Syntriax.Engine.Core.Abstract;
 /// </summary>
 public interface IGameManager : IEntity, IEnumerable<IGameObject>
 {
+    /// <summary>
+    /// Event triggered when <see cref="Update(EngineTime)"/> is called on the <see cref="IGameManager"/>.
+    /// </summary>
+    event OnUpdateDelegate? OnUpdate;
+
+    /// <summary>
+    /// Event triggered when <see cref="PreDraw"/> is called on the <see cref="IGameManager"/>.
+    /// </summary>
+    event OnPreDawDelegate? OnPreDraw;
+
     /// <summary>
     /// Event triggered when a <see cref="IGameObject"/> is registered to the <see cref="IGameManager"/>.
     /// </summary>
@@ -69,6 +79,9 @@ public interface IGameManager : IEntity, IEnumerable<IGameObject>
     /// </summary>
     void PreDraw();
 
+    delegate void OnUpdateDelegate(IGameManager sender, EngineTime time);
+    delegate void OnPreDawDelegate(IGameManager sender);
+
     delegate void OnGameObjectRegisteredDelegate(IGameManager sender, IGameObject gameObjectRegistered);
     delegate void OnGameObjectUnRegisteredDelegate(IGameManager sender, IGameObject gameObjectUnregistered);
     delegate void OnHierarchyObjectRegisteredDelegate(IGameManager sender, IHierarchyObject hierarchyObjectRegistered);
diff --git a/Engine.Core/GameManager.cs b/Engine.Core/GameManager.cs
index a2a6326..50f2af4 100644
--- a/Engine.Core/GameManager.cs
+++ b/Engine.Core/GameManager.cs
@@ -11,6 +11,9 @@ namespace Syntriax.Engine.Core;
 [System.Diagnostics.DebuggerDisplay("GameObject Count: {_gameObjects.Count}")]
 public class GameManager : BaseEntity, IGameManager
 {
+    public event IGameManager.OnUpdateDelegate? OnUpdate = null;
+    public event IGameManager.OnPreDawDelegate? OnPreDraw = null;
+
     public event IGameManager.OnGameObjectRegisteredDelegate? OnGameObjectRegistered = null;
     public event IGameManager.OnGameObjectUnRegisteredDelegate? OnGameObjectUnRegistered = null;
     public event IGameManager.OnHierarchyObjectRegisteredDelegate? OnHierarchyObjectRegistered = null;
@@ -94,12 +97,16 @@ public class GameManager : BaseEntity, IGameManager
         Time.SetTime(time);
         for (int i = 0; i < GameObjects.Count; i++)
             GameObjects[i].BehaviourController.Update();
+
+        OnUpdate?.Invoke(this, time);
     }
 
     public void PreDraw()
     {
         for (int i = 0; i < GameObjects.Count; i++)
             GameObjects[i].BehaviourController.UpdatePreDraw();
+
+        OnPreDraw?.Invoke(this);
     }
 
     /////////////////////////////////////////////////////////////////