--- Client/Assets/Scripts/Core/PlayFabMgr.cs (reviewed baseline)

+++ Client/Assets/Scripts/Core/PlayFabMgr.cs

@@ -45,6 +45,9 @@

 
     public Dictionary<string, string> CompareDatas(Dictionary<string, UserDataRecord> remoteDatas, string userId)
     {
+#if UNITY_EDITOR && !SERVICE_HOST
+        if(PlayerKVGameplayLoop.Enabled) throw PlayerKVGameplayLoop.Stop("PF archive comparison is disabled in KV loop.");
+#endif
         PlayerKVGameLoadGuard.RequireLegacyAllowed(PlayerKVGuardPoint.Compare);
         Last_Update_Time_Key = $"{Last_Update_Time_Key_Prefix}_{userId}";
         Local_Data_Key = $"{Local_Data_Key_prefix}_{userId}";
@@ -121,11 +124,24 @@

     {
         if(PlayerKVGameLoadGuard.Reject(PlayerKVGuardPoint.Lifecycle)) return;
         _instance = this;
+#if UNITY_EDITOR && !SERVICE_HOST
+        if(PlayerKVGameplayLoop.Enabled) return;
+#endif
         InitBuffer();
         tokenSource = new CancellationTokenSource();
         UpdateUserDataValue(tokenSource.Token);
     }
 
+#if UNITY_EDITOR && !SERVICE_HOST
+    internal void StartKVGameplayLoopSync()
+    {
+        if(!PlayerKVGameplayLoop.Ready || tokenSource!=null) return;
+        tokenSource=new CancellationTokenSource();
+        UpdateUserDataValue(tokenSource.Token);
+    }
+    internal void StopKVGameplayLoopSync()
+    { tokenSource?.Cancel(); tokenSource?.Dispose(); tokenSource=null; }
+#endif
     void InitBuffer()
     {
         dataBuffer = new LinkedList<Dictionary<string, string>>();
@@ -138,6 +154,14 @@

 
     void OnApplicationPause(bool is_pause)
     {
+#if UNITY_EDITOR && !SERVICE_HOST
+        if(PlayerKVGameplayLoop.Enabled)
+        {
+            if(is_pause) { StopKVGameplayLoopSync(); _=PlayerKVGameplayLoop.FlushObservedAsync(); }
+            else StartKVGameplayLoopSync();
+            return;
+        }
+#endif
         if(PlayerKVGameLoadGuard.Reject(PlayerKVGuardPoint.Lifecycle)) return;
         if (is_pause)
         {
@@ -154,6 +178,9 @@

 
     void OnApplicationQuit()
     {
+#if UNITY_EDITOR && !SERVICE_HOST
+        if(PlayerKVGameplayLoop.Enabled) { StopKVGameplayLoopSync(); _=PlayerKVGameplayLoop.CloseAsync(); return; }
+#endif
         if(PlayerKVGameLoadGuard.Reject(PlayerKVGuardPoint.Lifecycle)) return;
         tokenSource.Cancel();
         tokenSource = null;
@@ -162,6 +189,9 @@

 
     void OnDestroy()
     {
+#if UNITY_EDITOR && !SERVICE_HOST
+        if(PlayerKVGameplayLoop.Enabled) { StopKVGameplayLoopSync(); _=PlayerKVGameplayLoop.CloseAsync(); return; }
+#endif
         if(PlayerKVGameLoadGuard.Reject(PlayerKVGuardPoint.Lifecycle)) return;
         tokenSource?.Cancel();
         tokenSource = null;
@@ -185,6 +215,9 @@

 
     public void UpdateUserDataValue(string key, string data, bool remoteStore = true)
     {
+#if UNITY_EDITOR && !SERVICE_HOST
+        if(PlayerKVGameplayLoop.Enabled) { PlayerKVGameplayLoop.Write(key,data,remoteStore); return; }
+#endif
         PlayerKVGameLoadGuard.RequireLegacyAllowed(PlayerKVGuardPoint.Update);
         if (remoteStore)
         {
@@ -215,6 +248,9 @@

     /// <returns></returns>
     public string GetLocalData(string key)
     {
+#if UNITY_EDITOR && !SERVICE_HOST
+        if(PlayerKVGameplayLoop.Enabled) return PlayerKVGameplayLoop.Read(key);
+#endif
         PlayerKVGameLoadGuard.RequireLegacyAllowed(PlayerKVGuardPoint.ReadLocal);
         if (localData.ContainsKey(key))
         {
@@ -228,6 +264,9 @@

 
     private void SyncData()
     {
+#if UNITY_EDITOR && !SERVICE_HOST
+        if(PlayerKVGameplayLoop.Enabled) { _=PlayerKVGameplayLoop.FlushObservedAsync(); return; }
+#endif
         if(PlayerKVGameLoadGuard.Reject(PlayerKVGuardPoint.Sync)) return;
         // Logout clears credentials before RootCtx is destroyed. Keep pending data local.
         if (!PlayFabClientAPI.IsClientLoggedIn()) return;
@@ -283,6 +322,9 @@

 
     public async Task<bool> SyncDataImmidiate(string key, string data)
     {
+#if UNITY_EDITOR && !SERVICE_HOST
+        if(PlayerKVGameplayLoop.Enabled) throw PlayerKVGameplayLoop.Stop("Immediate/consuming saves are outside the equipment loop.");
+#endif
         if(PlayerKVGameLoadGuard.Reject(PlayerKVGuardPoint.Immediate)) return false;
         foreach (var buff in dataBuffer)
         {