diff --git a/Dalamud/Game/AddonEventManager/AddonEventManager.cs b/Dalamud/Game/AddonEventManager/AddonEventManager.cs
index 89554074a..730a7a404 100644
--- a/Dalamud/Game/AddonEventManager/AddonEventManager.cs
+++ b/Dalamud/Game/AddonEventManager/AddonEventManager.cs
@@ -160,7 +160,7 @@ internal unsafe class AddonEventManager : IDisposable, IServiceType
     /// </summary>
     /// <param name="eventType">Event type that triggered this call.</param>
     /// <param name="addonInfo">Addon that triggered this call.</param>
-    private void OnAddonFinalize(AddonEvent eventType, AddonArgs addonInfo)
+    private void OnAddonFinalize(AddonEvent eventType, IAddonArgs addonInfo)
     {
         // It shouldn't be possible for this event to be anything other than PreFinalize.
         if (eventType != AddonEvent.PreFinalize) return;
diff --git a/Dalamud/Game/AddonLifecycle/AddonArgTypes/AddonDrawArgs.cs b/Dalamud/Game/AddonLifecycle/AddonArgTypes/AddonDrawArgs.cs
new file mode 100644
index 000000000..614a7ac2a
--- /dev/null
+++ b/Dalamud/Game/AddonLifecycle/AddonArgTypes/AddonDrawArgs.cs
@@ -0,0 +1,13 @@
+namespace Dalamud.Game.Addon.AddonArgTypes;
+
+/// <summary>
+/// Addon argument data for Finalize events.
+/// </summary>
+public class AddonDrawArgs : IAddonArgs
+{
+    /// <inheritdoc/>
+    public nint Addon { get; init; }
+
+    /// <inheritdoc/>
+    public AddonArgsType Type => AddonArgsType.Draw;
+}
diff --git a/Dalamud/Game/AddonLifecycle/AddonArgTypes/AddonFinalizeArgs.cs b/Dalamud/Game/AddonLifecycle/AddonArgTypes/AddonFinalizeArgs.cs
new file mode 100644
index 000000000..aa31fb051
--- /dev/null
+++ b/Dalamud/Game/AddonLifecycle/AddonArgTypes/AddonFinalizeArgs.cs
@@ -0,0 +1,13 @@
+namespace Dalamud.Game.Addon.AddonArgTypes;
+
+/// <summary>
+/// Addon argument data for Finalize events.
+/// </summary>
+public class AddonFinalizeArgs : IAddonArgs
+{
+    /// <inheritdoc/>
+    public nint Addon { get; init; }
+
+    /// <inheritdoc/>
+    public AddonArgsType Type => AddonArgsType.Finalize;
+}
diff --git a/Dalamud/Game/AddonLifecycle/AddonArgTypes/AddonRefreshArgs.cs b/Dalamud/Game/AddonLifecycle/AddonArgTypes/AddonRefreshArgs.cs
new file mode 100644
index 000000000..ab4f37c3c
--- /dev/null
+++ b/Dalamud/Game/AddonLifecycle/AddonArgTypes/AddonRefreshArgs.cs
@@ -0,0 +1,23 @@
+namespace Dalamud.Game.Addon.AddonArgTypes;
+
+/// <summary>
+/// Addon argument data for Finalize events.
+/// </summary>
+public class AddonRefreshArgs : IAddonArgs
+{
+    /// <inheritdoc/>
+    public nint Addon { get; init; }
+
+    /// <inheritdoc/>
+    public AddonArgsType Type => AddonArgsType.Refresh;
+    
+    /// <summary>
+    /// Gets the number of AtkValues.
+    /// </summary>
+    public uint AtkValueCount { get; init; }
+    
+    /// <summary>
+    /// Gets the address of the AtkValue array.
+    /// </summary>
+    public nint AtkValues { get; init; }
+}
diff --git a/Dalamud/Game/AddonLifecycle/AddonArgTypes/AddonRequestedUpdateArgs.cs b/Dalamud/Game/AddonLifecycle/AddonArgTypes/AddonRequestedUpdateArgs.cs
new file mode 100644
index 000000000..dfd0dac5e
--- /dev/null
+++ b/Dalamud/Game/AddonLifecycle/AddonArgTypes/AddonRequestedUpdateArgs.cs
@@ -0,0 +1,23 @@
+namespace Dalamud.Game.Addon.AddonArgTypes;
+
+/// <summary>
+/// Addon argument data for Finalize events.
+/// </summary>
+public class AddonRequestedUpdateArgs : IAddonArgs
+{
+    /// <inheritdoc/>
+    public nint Addon { get; init; }
+
+    /// <inheritdoc/>
+    public AddonArgsType Type => AddonArgsType.RequestedUpdate;
+    
+    /// <summary>
+    /// Gets the NumberArrayData** for this event.
+    /// </summary>
+    public nint NumberArrayData { get; init; }
+    
+    /// <summary>
+    /// Gets the StringArrayData** for this event.
+    /// </summary>
+    public nint StringArrayData { get; init; }
+}
diff --git a/Dalamud/Game/AddonLifecycle/AddonArgTypes/AddonSetupArgs.cs b/Dalamud/Game/AddonLifecycle/AddonArgTypes/AddonSetupArgs.cs
new file mode 100644
index 000000000..a73d11ae2
--- /dev/null
+++ b/Dalamud/Game/AddonLifecycle/AddonArgTypes/AddonSetupArgs.cs
@@ -0,0 +1,13 @@
+namespace Dalamud.Game.Addon.AddonArgTypes;
+
+/// <summary>
+/// Addon argument data for Setup events.
+/// </summary>
+public class AddonSetupArgs : IAddonArgs
+{
+    /// <inheritdoc/>
+    public nint Addon { get; init; }
+
+    /// <inheritdoc/>
+    public AddonArgsType Type => AddonArgsType.Setup;
+}
diff --git a/Dalamud/Game/AddonLifecycle/AddonArgTypes/AddonUpdateArgs.cs b/Dalamud/Game/AddonLifecycle/AddonArgTypes/AddonUpdateArgs.cs
new file mode 100644
index 000000000..ede588001
--- /dev/null
+++ b/Dalamud/Game/AddonLifecycle/AddonArgTypes/AddonUpdateArgs.cs
@@ -0,0 +1,18 @@
+namespace Dalamud.Game.Addon.AddonArgTypes;
+
+/// <summary>
+/// Addon argument data for Finalize events.
+/// </summary>
+public class AddonUpdateArgs : IAddonArgs
+{
+    /// <inheritdoc/>
+    public nint Addon { get; init; }
+
+    /// <inheritdoc/>
+    public AddonArgsType Type => AddonArgsType.Update;
+    
+    /// <summary>
+    /// Gets the time since the last update.
+    /// </summary>
+    public float TimeDelta { get; init; }
+}
diff --git a/Dalamud/Game/AddonLifecycle/AddonArgs.cs b/Dalamud/Game/AddonLifecycle/AddonArgs.cs
deleted file mode 100644
index 4ae306817..000000000
--- a/Dalamud/Game/AddonLifecycle/AddonArgs.cs
+++ /dev/null
@@ -1,22 +0,0 @@
-using Dalamud.Memory;
-using FFXIVClientStructs.FFXIV.Component.GUI;
-
-namespace Dalamud.Game.Addon;
-
-/// <summary>
-/// Addon argument data for use in event subscribers.
-/// </summary>
-public unsafe class AddonArgs
-{
-    private string? addonName;
-        
-    /// <summary>
-    /// Gets the name of the addon this args referrers to.
-    /// </summary>
-    public string AddonName => this.Addon == nint.Zero ? "NullAddon" : this.addonName ??= MemoryHelper.ReadString((nint)((AtkUnitBase*)this.Addon)->Name, 0x20);
-
-    /// <summary>
-    /// Gets the pointer to the addons AtkUnitBase.
-    /// </summary>
-    required public nint Addon { get; init; }
-}
diff --git a/Dalamud/Game/AddonLifecycle/AddonArgsType.cs b/Dalamud/Game/AddonLifecycle/AddonArgsType.cs
new file mode 100644
index 000000000..ac325229d
--- /dev/null
+++ b/Dalamud/Game/AddonLifecycle/AddonArgsType.cs
@@ -0,0 +1,37 @@
+namespace Dalamud.Game.Addon;
+
+/// <summary>
+/// Enumeration for available AddonLifecycle arg data
+/// </summary>
+public enum AddonArgsType
+{
+    /// <summary>
+    /// Contains argument data for Setup.
+    /// </summary>
+    Setup,
+    
+    /// <summary>
+    /// Contains argument data for Update.
+    /// </summary>
+    Update,
+      
+    /// <summary>
+    /// Contains argument data for Draw.
+    /// </summary>  
+    Draw,
+     
+    /// <summary>
+    /// Contains argument data for Finalize.
+    /// </summary>   
+    Finalize,
+     
+    /// <summary>
+    /// Contains argument data for RequestedUpdate.
+    /// </summary>   
+    RequestedUpdate,
+     
+    /// <summary>
+    /// Contains argument data for Refresh.
+    /// </summary>   
+    Refresh,
+}
diff --git a/Dalamud/Game/AddonLifecycle/AddonLifecycle.cs b/Dalamud/Game/AddonLifecycle/AddonLifecycle.cs
index 68233eeb8..7f4a4de95 100644
--- a/Dalamud/Game/AddonLifecycle/AddonLifecycle.cs
+++ b/Dalamud/Game/AddonLifecycle/AddonLifecycle.cs
@@ -3,6 +3,7 @@ using System.Collections.Concurrent;
 using System.Collections.Generic;
 using System.Linq;
 
+using Dalamud.Game.Addon.AddonArgTypes;
 using Dalamud.Hooking;
 using Dalamud.Hooking.Internal;
 using Dalamud.IoC;
@@ -127,7 +128,7 @@ internal unsafe class AddonLifecycle : IDisposable, IServiceType
         this.onAddonRequestedUpdateHook.Enable();
     }
 
-    private void InvokeListeners(AddonEvent eventType, AddonArgs args)
+    private void InvokeListeners(AddonEvent eventType, IAddonArgs args)
     {
         // Match on string.empty for listeners that want events for all addons.
         foreach (var listener in this.eventListeners.Where(listener => listener.EventType == eventType && (listener.AddonName == args.AddonName || listener.AddonName == string.Empty)))
@@ -140,7 +141,7 @@ internal unsafe class AddonLifecycle : IDisposable, IServiceType
     {
         try
         {
-            this.InvokeListeners(AddonEvent.PreSetup, new AddonArgs { Addon = (nint)addon });
+            this.InvokeListeners(AddonEvent.PreSetup, new AddonSetupArgs { Addon = (nint)addon });
         }
         catch (Exception e)
         {
@@ -151,7 +152,7 @@ internal unsafe class AddonLifecycle : IDisposable, IServiceType
 
         try
         {
-            this.InvokeListeners(AddonEvent.PostSetup, new AddonArgs { Addon = (nint)addon });
+            this.InvokeListeners(AddonEvent.PostSetup, new AddonSetupArgs { Addon = (nint)addon });
         }
         catch (Exception e)
         {
@@ -165,7 +166,7 @@ internal unsafe class AddonLifecycle : IDisposable, IServiceType
     {
         try
         {
-            this.InvokeListeners(AddonEvent.PreFinalize, new AddonArgs { Addon = (nint)atkUnitBase[0] });
+            this.InvokeListeners(AddonEvent.PreFinalize, new AddonFinalizeArgs { Addon = (nint)atkUnitBase[0] });
         }
         catch (Exception e)
         {
@@ -179,7 +180,7 @@ internal unsafe class AddonLifecycle : IDisposable, IServiceType
     {
         try
         {
-            this.InvokeListeners(AddonEvent.PreDraw, new AddonArgs { Addon = (nint)addon });
+            this.InvokeListeners(AddonEvent.PreDraw, new AddonDrawArgs { Addon = (nint)addon });
         }
         catch (Exception e)
         {
@@ -190,7 +191,7 @@ internal unsafe class AddonLifecycle : IDisposable, IServiceType
 
         try
         {
-            this.InvokeListeners(AddonEvent.PostDraw, new AddonArgs { Addon = (nint)addon });
+            this.InvokeListeners(AddonEvent.PostDraw, new AddonDrawArgs { Addon = (nint)addon });
         }
         catch (Exception e)
         {
@@ -202,7 +203,7 @@ internal unsafe class AddonLifecycle : IDisposable, IServiceType
     {
         try
         {
-            this.InvokeListeners(AddonEvent.PreUpdate, new AddonArgs { Addon = (nint)addon });
+            this.InvokeListeners(AddonEvent.PreUpdate, new AddonUpdateArgs { Addon = (nint)addon, TimeDelta = delta });
         }
         catch (Exception e)
         {
@@ -213,7 +214,7 @@ internal unsafe class AddonLifecycle : IDisposable, IServiceType
 
         try
         {
-            this.InvokeListeners(AddonEvent.PostUpdate, new AddonArgs { Addon = (nint)addon });
+            this.InvokeListeners(AddonEvent.PostUpdate, new AddonUpdateArgs { Addon = (nint)addon, TimeDelta = delta });
         }
         catch (Exception e)
         {
@@ -225,7 +226,12 @@ internal unsafe class AddonLifecycle : IDisposable, IServiceType
     {
         try
         {
-            this.InvokeListeners(AddonEvent.PreRefresh, new AddonArgs { Addon = (nint)addon });
+            this.InvokeListeners(AddonEvent.PreRefresh, new AddonRefreshArgs
+            {
+                Addon = (nint)addon, 
+                AtkValueCount = valueCount,
+                AtkValues = (nint)values,
+            });
         }
         catch (Exception e)
         {
@@ -236,7 +242,12 @@ internal unsafe class AddonLifecycle : IDisposable, IServiceType
 
         try
         {
-            this.InvokeListeners(AddonEvent.PostRefresh, new AddonArgs { Addon = (nint)addon });
+            this.InvokeListeners(AddonEvent.PostRefresh, new AddonRefreshArgs
+            {
+                Addon = (nint)addon, 
+                AtkValueCount = valueCount,
+                AtkValues = (nint)values,
+            });
         }
         catch (Exception e)
         {
@@ -250,7 +261,12 @@ internal unsafe class AddonLifecycle : IDisposable, IServiceType
     {
         try
         {
-            this.InvokeListeners(AddonEvent.PreRequestedUpdate, new AddonArgs { Addon = (nint)addon });
+            this.InvokeListeners(AddonEvent.PreRequestedUpdate, new AddonRequestedUpdateArgs
+            {
+                Addon = (nint)addon,
+                NumberArrayData = (nint)numberArrayData,
+                StringArrayData = (nint)stringArrayData,
+            });
         }
         catch (Exception e)
         {
@@ -261,7 +277,12 @@ internal unsafe class AddonLifecycle : IDisposable, IServiceType
 
         try
         {
-            this.InvokeListeners(AddonEvent.PostRequestedUpdate, new AddonArgs { Addon = (nint)addon });
+            this.InvokeListeners(AddonEvent.PostRequestedUpdate, new AddonRequestedUpdateArgs
+            {
+                Addon = (nint)addon,
+                NumberArrayData = (nint)numberArrayData,
+                StringArrayData = (nint)stringArrayData,
+            });
         }
         catch (Exception e)
         {
diff --git a/Dalamud/Game/AddonLifecycle/IAddonArgs.cs b/Dalamud/Game/AddonLifecycle/IAddonArgs.cs
new file mode 100644
index 000000000..ba77a2c6d
--- /dev/null
+++ b/Dalamud/Game/AddonLifecycle/IAddonArgs.cs
@@ -0,0 +1,25 @@
+using Dalamud.Memory;
+using FFXIVClientStructs.FFXIV.Component.GUI;
+
+namespace Dalamud.Game.Addon;
+
+/// <summary>
+/// Interface representing the argument data for AddonLifecycle events.
+/// </summary>
+public unsafe interface IAddonArgs
+{
+    /// <summary>
+    /// Gets the name of the addon this args referrers to.
+    /// </summary>
+    string AddonName => this.Addon == nint.Zero ? "NullAddon" : MemoryHelper.ReadString((nint)((AtkUnitBase*)this.Addon)->Name, 0x20);
+    
+    /// <summary>
+    /// Gets the pointer to the addons AtkUnitBase.
+    /// </summary>
+    nint Addon { get; init; }
+    
+    /// <summary>
+    /// Gets the type of these args.
+    /// </summary>
+    AddonArgsType Type { get; }
+}
diff --git a/Dalamud/Game/Gui/Dtr/DtrBar.cs b/Dalamud/Game/Gui/Dtr/DtrBar.cs
index 880bc0625..6b74e47cd 100644
--- a/Dalamud/Game/Gui/Dtr/DtrBar.cs
+++ b/Dalamud/Game/Gui/Dtr/DtrBar.cs
@@ -255,7 +255,7 @@ public sealed unsafe class DtrBar : IDisposable, IServiceType, IDtrBar
         }
     }
     
-    private void OnDtrPostDraw(AddonEvent eventType, AddonArgs addonInfo)
+    private void OnDtrPostDraw(AddonEvent eventType, IAddonArgs addonInfo)
     {
         var addon = (AtkUnitBase*)addonInfo.Addon;
 
@@ -300,7 +300,7 @@ public sealed unsafe class DtrBar : IDisposable, IServiceType, IDtrBar
         }
     }
 
-    private void OnAddonRequestedUpdateDetour(AddonEvent eventType, AddonArgs addonInfo)
+    private void OnAddonRequestedUpdateDetour(AddonEvent eventType, IAddonArgs addonInfo)
     {
         var addon = (AtkUnitBase*)addonInfo.Addon;
         
diff --git a/Dalamud/Interface/Internal/Windows/SelfTest/AgingSteps/AddonLifecycleAgingStep.cs b/Dalamud/Interface/Internal/Windows/SelfTest/AgingSteps/AddonLifecycleAgingStep.cs
index a9948430f..0821e62de 100644
--- a/Dalamud/Interface/Internal/Windows/SelfTest/AgingSteps/AddonLifecycleAgingStep.cs
+++ b/Dalamud/Interface/Internal/Windows/SelfTest/AgingSteps/AddonLifecycleAgingStep.cs
@@ -100,32 +100,32 @@ internal class AddonLifecycleAgingStep : IAgingStep
         }
     }
     
-    private void PostSetup(AddonEvent eventType, AddonArgs addonInfo)
+    private void PostSetup(AddonEvent eventType, IAddonArgs addonInfo)
     {        
         if (this.currentStep is TestStep.CharacterSetup) this.currentStep++;
     }
     
-    private void PostUpdate(AddonEvent eventType, AddonArgs addonInfo)
+    private void PostUpdate(AddonEvent eventType, IAddonArgs addonInfo)
     {
         if (this.currentStep is TestStep.CharacterUpdate) this.currentStep++;
     }
     
-    private void PostDraw(AddonEvent eventType, AddonArgs addonInfo)
+    private void PostDraw(AddonEvent eventType, IAddonArgs addonInfo)
     {
         if (this.currentStep is TestStep.CharacterDraw) this.currentStep++;
     }
     
-    private void PostRefresh(AddonEvent eventType, AddonArgs addonInfo)
+    private void PostRefresh(AddonEvent eventType, IAddonArgs addonInfo)
     {
         if (this.currentStep is TestStep.CharacterRefresh) this.currentStep++;
     }
     
-    private void PostRequestedUpdate(AddonEvent eventType, AddonArgs addonInfo)
+    private void PostRequestedUpdate(AddonEvent eventType, IAddonArgs addonInfo)
     {
         if (this.currentStep is TestStep.CharacterRequestedUpdate) this.currentStep++;
     }
     
-    private void PreFinalize(AddonEvent eventType, AddonArgs addonInfo)
+    private void PreFinalize(AddonEvent eventType, IAddonArgs addonInfo)
     {
         if (this.currentStep is TestStep.CharacterFinalize) this.currentStep++;
     }
diff --git a/Dalamud/Plugin/Services/IAddonLifecycle.cs b/Dalamud/Plugin/Services/IAddonLifecycle.cs
index e455754a1..5290395ab 100644
--- a/Dalamud/Plugin/Services/IAddonLifecycle.cs
+++ b/Dalamud/Plugin/Services/IAddonLifecycle.cs
@@ -14,8 +14,8 @@ public interface IAddonLifecycle
     /// Delegate for receiving addon lifecycle event messages.
     /// </summary>
     /// <param name="eventType">The event type that triggered the message.</param>
-    /// <param name="addonInfo">Information about what addon triggered the message.</param>
-    public delegate void AddonEventDelegate(AddonEvent eventType, AddonArgs addonInfo);
+    /// <param name="args">Information about what addon triggered the message.</param>
+    public delegate void AddonEventDelegate(AddonEvent eventType, IAddonArgs args);
     
     /// <summary>
     /// Register a listener that will trigger on the specified event and any of the specified addons.