diff --git a/Exiled.Events/EventArgs/Map/PlacingBulletHoleEventArgs.cs b/Exiled.Events/EventArgs/Map/PlacingBulletHoleEventArgs.cs
index 8e237af27e..b6e5254630 100644
--- a/Exiled.Events/EventArgs/Map/PlacingBulletHoleEventArgs.cs
+++ b/Exiled.Events/EventArgs/Map/PlacingBulletHoleEventArgs.cs
@@ -8,9 +8,8 @@
 namespace Exiled.Events.EventArgs.Map
 {
     using API.Features;
-
+    using Exiled.API.Features.Items;
     using Interfaces;
-
     using UnityEngine;
 
     /// <summary>
@@ -27,11 +26,15 @@ public class PlacingBulletHoleEventArgs : IPlayerEvent, IDeniableEvent
         /// <param name="hit">
         /// <inheritdoc cref="RaycastHit" />
         /// </param>
-        public PlacingBulletHoleEventArgs(Player owner, RaycastHit hit)
+        /// <param name="firearm">
+        /// <inheritdoc cref="Firearm" />
+        /// </param>
+        public PlacingBulletHoleEventArgs(Player owner, RaycastHit hit, InventorySystem.Items.Firearms.Firearm firearm)
         {
             Player = owner;
             Position = hit.point;
             Rotation = Quaternion.LookRotation(hit.normal);
+            Firearm = Item.Get(firearm).As<Firearm>();
         }
 
         /// <summary>
@@ -53,5 +56,10 @@ public PlacingBulletHoleEventArgs(Player owner, RaycastHit hit)
         /// Gets the decal owner.
         /// </summary>
         public Player Player { get; }
+
+        /// <summary>
+        /// Gets the firearm that triggered the event.
+        /// </summary>
+        public Firearm Firearm { get; }
     }
 }
\ No newline at end of file
diff --git a/Exiled.Events/Patches/Events/Map/ExplodingFragGrenade.cs b/Exiled.Events/Patches/Events/Map/ExplodingFragGrenade.cs
index 2ef6e17001..cbd59e6733 100644
--- a/Exiled.Events/Patches/Events/Map/ExplodingFragGrenade.cs
+++ b/Exiled.Events/Patches/Events/Map/ExplodingFragGrenade.cs
@@ -26,7 +26,7 @@ namespace Exiled.Events.Patches.Events.Map
     using static HarmonyLib.AccessTools;
 
     /// <summary>
-    /// Patches <see cref="ExplosionGrenade.Explode(Footprint, Vector3, ExplosionGrenade)"/>.
+    /// Patches <see cref="ExplosionGrenade.Explode(Footprint, Vector3, ExplosionGrenade, ExplosionType)"/>.
     /// Adds the <see cref="Handlers.Map.ExplodingGrenade"/> event.
     /// </summary>
     [EventPatch(typeof(Handlers.Map), nameof(Handlers.Map.ExplodingGrenade))]
diff --git a/Exiled.Events/Patches/Events/Map/PlacingBulletHole.cs b/Exiled.Events/Patches/Events/Map/PlacingBulletHole.cs
index 772916b751..29160cd165 100644
--- a/Exiled.Events/Patches/Events/Map/PlacingBulletHole.cs
+++ b/Exiled.Events/Patches/Events/Map/PlacingBulletHole.cs
@@ -11,16 +11,12 @@ namespace Exiled.Events.Patches.Events.Map
     using System.Reflection.Emit;
 
     using API.Features.Core.Generic.Pools;
-
     using Exiled.Events.Attributes;
     using Exiled.Events.EventArgs.Map;
-
     using Handlers;
-
     using HarmonyLib;
-
+    using InventorySystem.Items.Firearms;
     using InventorySystem.Items.Firearms.Modules;
-
     using UnityEngine;
 
     using static HarmonyLib.AccessTools;
@@ -28,11 +24,11 @@ namespace Exiled.Events.Patches.Events.Map
     using Player = API.Features.Player;
 
     /// <summary>
-    /// Patches <see cref="StandardHitregBase.PlaceBulletholeDecal" />.
+    /// Patches <see cref="ImpactEffectsModule.ServerSendImpactDecal" />.
     /// Adds the <see cref="Map.PlacingBulletHole" /> event.
     /// </summary>
     [EventPatch(typeof(Map), nameof(Map.PlacingBulletHole))]
-    [HarmonyPatch(typeof(StandardHitregBase), nameof(StandardHitregBase.PlaceBulletholeDecal))]
+    [HarmonyPatch(typeof(ImpactEffectsModule), nameof(ImpactEffectsModule.ServerSendImpactDecal))]
     internal static class PlacingBulletHole
     {
         private static IEnumerable<CodeInstruction> Transpiler(IEnumerable<CodeInstruction> instructions, ILGenerator generator)
@@ -50,11 +46,16 @@ private static IEnumerable<CodeInstruction> Transpiler(IEnumerable<CodeInstructi
                 {
                     // Player.Get(this.Hub)
                     new(OpCodes.Ldarg_0),
-                    new(OpCodes.Callvirt, PropertyGetter(typeof(SingleBulletHitreg), nameof(SingleBulletHitreg.Hub))),
+                    new(OpCodes.Callvirt, PropertyGetter(typeof(ImpactEffectsModule), nameof(ImpactEffectsModule.Firearm))),
+                    new(OpCodes.Callvirt, PropertyGetter(typeof(Firearm), nameof(Firearm.Owner))),
                     new(OpCodes.Call, Method(typeof(Player), nameof(Player.Get), new[] { typeof(ReferenceHub) })),
 
                     // hit
-                    new(OpCodes.Ldarg_2),
+                    new(OpCodes.Ldarg_1),
+
+                    // this.Firearm
+                    new(OpCodes.Ldarg_0),
+                    new(OpCodes.Callvirt, PropertyGetter(typeof(ImpactEffectsModule), nameof(ImpactEffectsModule.Firearm))),
 
                     // PlacingBulletHole ev = new(Player, RaycastHit)
                     new(OpCodes.Newobj, GetDeclaredConstructors(typeof(PlacingBulletHoleEventArgs))[0]),
diff --git a/Exiled.Events/Patches/Events/Scp106/ExitStalking.cs b/Exiled.Events/Patches/Events/Scp106/ExitStalking.cs
index d1951ce3f7..e52988856f 100644
--- a/Exiled.Events/Patches/Events/Scp106/ExitStalking.cs
+++ b/Exiled.Events/Patches/Events/Scp106/ExitStalking.cs
@@ -21,11 +21,11 @@ namespace Exiled.Events.Patches.Events.Scp106
     using static HarmonyLib.AccessTools;
 
     /// <summary>
-    /// Patches <see cref="Scp106StalkAbility.ServerProcessCmd"/>.
+    /// Patches <see cref="Scp106StalkAbility.UpdateServerside"/>.
     /// To add the <see cref="Handlers.Scp106.ExitStalking"/> event.
     /// </summary>
     [EventPatch(typeof(Handlers.Scp106), nameof(Handlers.Scp106.ExitStalking))]
-    [HarmonyPatch(typeof(Scp106StalkAbility), nameof(Scp106StalkAbility.IsActive), MethodType.Setter)]
+    [HarmonyPatch(typeof(Scp106StalkAbility), nameof(Scp106StalkAbility.UpdateServerside))]
     public class ExitStalking
     {
         private static IEnumerable<CodeInstruction> Transpiler(IEnumerable<CodeInstruction> instructions, ILGenerator generator)
@@ -34,22 +34,17 @@ private static IEnumerable<CodeInstruction> Transpiler(IEnumerable<CodeInstructi
 
             LocalBuilder ev = generator.DeclareLocal(typeof(ExitStalkingEventArgs));
 
-            Label continueLabel = generator.DefineLabel();
             Label returnLabel = generator.DefineLabel();
-            int offset = -3;
-            int index = newInstructions.FindIndex(instruction => instruction.opcode == OpCodes.Newobj) + offset;
+
+            const int offset = -2;
+            int index = newInstructions.FindIndex(instruction => instruction.OperandIs(Method(typeof(Scp106StalkAbility), nameof(Scp106StalkAbility.ServerSetStalk), new[] { typeof(bool) }))) + offset;
             newInstructions.InsertRange(
                 index,
-                new CodeInstruction[]
+                new[]
                 {
-                    // if (value is false) continue;
-                    new CodeInstruction(OpCodes.Ldarg_1).MoveLabelsFrom(newInstructions[index]),
-                    new(OpCodes.Ldc_I4_0),
-                    new(OpCodes.Beq_S, continueLabel),
-
                     // Player.Get(this.Owner);
-                    new(OpCodes.Ldarg_0),
-                    new(OpCodes.Callvirt, PropertyGetter(typeof(Scp106HuntersAtlasAbility), nameof(Scp106HuntersAtlasAbility.Owner))),
+                    new CodeInstruction(OpCodes.Ldarg_0).MoveLabelsFrom(newInstructions[index]),
+                    new(OpCodes.Callvirt, PropertyGetter(typeof(Scp106StalkAbility), nameof(Scp106StalkAbility.Owner))),
                     new(OpCodes.Call, Method(typeof(Player), nameof(Player.Get), new[] { typeof(ReferenceHub) })),
 
                     // true
@@ -70,14 +65,10 @@ private static IEnumerable<CodeInstruction> Transpiler(IEnumerable<CodeInstructi
                     new(OpCodes.Brfalse_S, returnLabel),
                 });
 
-            offset = -3;
-            index = newInstructions.FindIndex(instruction => instruction.opcode == OpCodes.Newobj) + offset;
-            newInstructions[index].labels.Add(continueLabel);
-
             newInstructions[newInstructions.Count - 1].labels.Add(returnLabel);
 
-            for (int z = 0; z < newInstructions.Count; z++)
-                yield return newInstructions[z];
+            foreach (CodeInstruction instruction in newInstructions)
+                yield return instruction;
 
             ListPool<CodeInstruction>.Pool.Return(newInstructions);
         }
diff --git a/Exiled.Events/Patches/Events/Scp106/Stalking.cs b/Exiled.Events/Patches/Events/Scp106/Stalking.cs
index 9098fd65e3..63bdc1c90b 100644
--- a/Exiled.Events/Patches/Events/Scp106/Stalking.cs
+++ b/Exiled.Events/Patches/Events/Scp106/Stalking.cs
@@ -35,15 +35,15 @@ private static IEnumerable<CodeInstruction> Transpiler(IEnumerable<CodeInstructi
             LocalBuilder ev = generator.DeclareLocal(typeof(StalkingEventArgs));
 
             Label returnLabel = generator.DefineLabel();
-            int offset = 2;
-            int index = newInstructions.FindIndex(instruction => instruction.operand == (object)PropertyGetter(typeof(Scp106StalkAbility), nameof(Scp106StalkAbility.IsActive))) + offset;
+            const int offset = -1;
+            int index = newInstructions.FindIndex(instruction => instruction.Calls(PropertyGetter(typeof(Scp106VigorAbilityBase), nameof(Scp106VigorAbilityBase.VigorAmount)))) + offset;
             newInstructions.InsertRange(
                 index,
-                new CodeInstruction[]
+                new[]
                 {
                     // Player.Get(this.Owner);
                     new CodeInstruction(OpCodes.Ldarg_0).MoveLabelsFrom(newInstructions[index]),
-                    new(OpCodes.Callvirt, PropertyGetter(typeof(Scp106HuntersAtlasAbility), nameof(Scp106HuntersAtlasAbility.Owner))),
+                    new(OpCodes.Callvirt, PropertyGetter(typeof(Scp106StalkAbility), nameof(Scp106StalkAbility.Owner))),
                     new(OpCodes.Call, Method(typeof(Player), nameof(Player.Get), new[] { typeof(ReferenceHub) })),
 
                     // true
@@ -64,38 +64,8 @@ private static IEnumerable<CodeInstruction> Transpiler(IEnumerable<CodeInstructi
                     new(OpCodes.Brfalse_S, returnLabel),
                 });
 
-            offset = 2;
-            index = newInstructions.FindIndex(instruction => instruction.operand == (object)PropertySetter(typeof(Scp106StalkAbility), nameof(Scp106StalkAbility.IsActive))) + offset;
-            newInstructions.InsertRange(
-                index,
-                new CodeInstruction[]
-                {
-                    // Player.Get(this.Owner);
-                    new CodeInstruction(OpCodes.Ldarg_0).MoveLabelsFrom(newInstructions[index]),
-                    new(OpCodes.Callvirt, PropertyGetter(typeof(Scp106HuntersAtlasAbility), nameof(Scp106HuntersAtlasAbility.Owner))),
-                    new(OpCodes.Call, Method(typeof(Player), nameof(Player.Get), new[] { typeof(ReferenceHub) })),
-
-                    // true
-                    new(OpCodes.Ldc_I4_1),
-
-                    // StalkingEventArgs ev = new(Player, isAllowed)
-                    new(OpCodes.Newobj, GetDeclaredConstructors(typeof(StalkingEventArgs))[0]),
-                    new(OpCodes.Dup),
-                    new(OpCodes.Dup),
-                    new(OpCodes.Stloc_S, ev.LocalIndex),
-
-                    // Handlers.Scp106.OnStalking(ev)
-                    new(OpCodes.Call, Method(typeof(Handlers.Scp106), nameof(Handlers.Scp106.OnStalking))),
-
-                    // if (!ev.IsAllowed)
-                    //    return;
-                    new(OpCodes.Callvirt, PropertyGetter(typeof(StalkingEventArgs), nameof(StalkingEventArgs.IsAllowed))),
-                    new(OpCodes.Brfalse_S, returnLabel),
-                });
-
             // replace "base.Vigor.VigorAmount < 0.25f" with "base.Vigor.VigorAmount < ev.MinimumVigor"
-            offset = 0;
-            index = newInstructions.FindIndex(instruction => instruction.opcode == OpCodes.Ldc_R4) + offset;
+            index = newInstructions.FindIndex(instruction => instruction.opcode == OpCodes.Ldc_R4);
             newInstructions.RemoveAt(index);
 
             newInstructions.InsertRange(
@@ -109,8 +79,8 @@ private static IEnumerable<CodeInstruction> Transpiler(IEnumerable<CodeInstructi
 
             newInstructions[newInstructions.Count - 1].WithLabels(returnLabel);
 
-            for (int z = 0; z < newInstructions.Count; z++)
-                yield return newInstructions[z];
+            foreach (CodeInstruction instruction in newInstructions)
+                yield return instruction;
 
             ListPool<CodeInstruction>.Pool.Return(newInstructions);
         }