diff --git a/.voidbot/state/aetheria.cc b/.voidbot/state/aetheria.cc
index 6714b531d..d627d6c65 100644
Binary files a/.voidbot/state/aetheria.cc and b/.voidbot/state/aetheria.cc differ
diff --git a/Aetheria.State/README.md b/Aetheria.State/README.md
index 3c8102e49..3071b78a7 100644
--- a/Aetheria.State/README.md
+++ b/Aetheria.State/README.md
@@ -126,7 +126,9 @@ persist hull simulation grids into `AetheriaEntitySnapshot`, so
 `RuntimeEntityBlueprint` is no longer the only surface carrying those live
 values. Broader runtime object graphs, typed behavior factory construction, and
 behavior-private simulation state remain legacy until dedicated typed runtime
-documents exist.
+documents exist. Live behavior instances expose typed behavior kind through
+`Behavior.Kind`; the remaining `BehaviorData` objects are construction configs,
+not runtime identity owners.
 Typed name-file documents are `aetheria.name_file.v2` records. They carry the
 legacy ID, display name, count, compact sample names for surfaces, and the full
 name array needed to move `Galaxy`/Markov name generation off legacy
diff --git a/Assets/Scripts/Gameplay/ActionGameManager.cs b/Assets/Scripts/Gameplay/ActionGameManager.cs
index 183a6d7a1..7fa8e52bd 100644
--- a/Assets/Scripts/Gameplay/ActionGameManager.cs
+++ b/Assets/Scripts/Gameplay/ActionGameManager.cs
@@ -1041,7 +1041,7 @@ public class ActionGameManager : MonoBehaviour
             state.OwnerKind = ownerKind;
             state.OwnerIndex = ownerIndex;
             state.BehaviorIndex = behaviorIndex;
-            state.BehaviorKind = behavior.Data?.Kind ?? "";
+            state.BehaviorKind = behavior.Kind;
             yield return state;
         }
     }
@@ -1079,7 +1079,7 @@ public class ActionGameManager : MonoBehaviour
                 OwnerKind = ownerKind,
                 OwnerIndex = ownerIndex,
                 BehaviorIndex = behaviorIndex,
-                BehaviorKind = weapon.Data?.Kind ?? "",
+                BehaviorKind = weapon.Kind,
                 Firing = weapon.Firing,
                 Ammo = weapon.Ammo
             };
@@ -1149,7 +1149,7 @@ public class ActionGameManager : MonoBehaviour
                 OwnerKind = ownerKind,
                 OwnerIndex = ownerIndex,
                 BehaviorIndex = behaviorIndex,
-                BehaviorKind = behaviors[behaviorIndex].Data?.Kind ?? "",
+                BehaviorKind = behaviors[behaviorIndex].Kind,
                 Progress = progressBehavior.Progress
             };
         }
diff --git a/Assets/Scripts/ServerShared/Behaviors/Behaviors.cs b/Assets/Scripts/ServerShared/Behaviors/Behaviors.cs
index 9e72b19b3..fd0424373 100644
--- a/Assets/Scripts/ServerShared/Behaviors/Behaviors.cs
+++ b/Assets/Scripts/ServerShared/Behaviors/Behaviors.cs
@@ -13,6 +13,7 @@ using static Unity.Mathematics.noise;
 public abstract class Behavior
 {
     public BehaviorData Data { get; }
+    public string Kind { get; }
     public EquippedItem Item { get; }
     private ConsumableItemEffect Consumable { get; }
     protected ItemManager ItemManager { get; }
@@ -45,6 +46,7 @@ public abstract class Behavior
     protected Behavior(BehaviorData data, EquippedItem item)
     {
         Data = data;
+        Kind = data?.Kind ?? "";
         Item = item;
         ItemManager = Item.ItemManager;
     }
@@ -52,6 +54,7 @@ public abstract class Behavior
     protected Behavior(BehaviorData data, ConsumableItemEffect consumable)
     {
         Data = data;
+        Kind = data?.Kind ?? "";
         Consumable = consumable;
         ItemManager = consumable.Entity.ItemManager;
     }
diff --git a/Assets/Scripts/ServerShared/Behaviors/StatModifier.cs b/Assets/Scripts/ServerShared/Behaviors/StatModifier.cs
index af3904052..9b0a66a4d 100644
--- a/Assets/Scripts/ServerShared/Behaviors/StatModifier.cs
+++ b/Assets/Scripts/ServerShared/Behaviors/StatModifier.cs
@@ -61,7 +61,7 @@ public class StatModifier : Behavior, IInitializableBehavior, IDisposable, IAlwa
         _stats = Entity.Equipment
             .Where(HasRequiredBehavior)
             .SelectMany(gear => gear.Behaviors ?? Array.Empty<Behavior>())
-            .Where(behavior => BehaviorKindMatches(behavior.Data.Kind, _data.Stat.Target))
+            .Where(behavior => BehaviorKindMatches(behavior.Kind, _data.Stat.Target))
             .Select(FindTargetStat)
             .Where(stat => stat != null)
             .ToArray();
@@ -103,7 +103,7 @@ public class StatModifier : Behavior, IInitializableBehavior, IDisposable, IAlwa
     {
         return string.IsNullOrWhiteSpace(_data.RequireBehavior) ||
                (gear?.Behaviors ?? Array.Empty<Behavior>())
-                   .Any(behavior => BehaviorKindMatches(behavior.Data.Kind, _data.RequireBehavior));
+                   .Any(behavior => BehaviorKindMatches(behavior.Kind, _data.RequireBehavior));
     }
 
     private void ApplyModifier()
diff --git a/docs/aetheria-perfect-machine-map.md b/docs/aetheria-perfect-machine-map.md
index 0032d88f6..297d7705d 100644
--- a/docs/aetheria-perfect-machine-map.md
+++ b/docs/aetheria-perfect-machine-map.md
@@ -618,6 +618,9 @@ legacy catalog cache, and legacy UI paths should be migration-only or deleted.
   type selection now uses an explicit runtime catalog map instead of
   `UnionAttribute` reflection, and the temporary behavior config constructor
   map is keyed by typed behavior payload kind rather than legacy union key.
+  Live `Behavior` instances expose their typed payload kind directly, so runtime
+  state projection and stat-modifier matching no longer reach back through
+  `BehaviorData.Kind` for behavior identity.
   Runtime item category classification uses package-owned
   `AetheriaRuntimeItemCategories` tokens; gameplay code should not ask C#
   legacy DTO class names to classify typed catalog rows. The typed state
@@ -987,6 +990,9 @@ First Aetheria surfaces to publish:
    - Done: move `StatModifier` behavior kind/family matching onto
      `AetheriaRuntimeBehaviorMetadataCatalog`; the behavior only normalizes
      migrated `*Data` tokens before asking the package-owned metadata owner.
+   - Done: move live behavior identity reads from the temporary `BehaviorData`
+     config bridge onto `Behavior.Kind`, so state snapshots, weapon snapshots,
+     progress rows, and stat-modifier matching use runtime instance identity.
    - Done: delete the legacy `Behaviors` lists from `ConsumableItemData` and
      `EquippableItemData`; item DTOs can no longer carry behavior config state.
    - Done: move runtime blueprint price aggregation and conductivity restore