diff --git a/Common/Util/GameConstants.cs b/Common/Util/GameConstants.cs
index dfe0131f..7b29567f 100644
--- a/Common/Util/GameConstants.cs
+++ b/Common/Util/GameConstants.cs
@@ -7,7 +7,12 @@ public static class GameConstants
     public const int MAX_STAMINA_RESERVE = 2400;
     public const int STAMINA_RECOVERY_TIME = 360; // 6 minutes
     public const int STAMINA_RESERVE_RECOVERY_TIME = 1080; // 18 minutes
-
+    public const int INVENTORY_MAX_EQUIPMENT = 1500;
+    public const int INVENTORY_MAX_RELIC = 1500;
+    public const int INVENTORY_MAX_MATERIAL = 2000;
+    public const int MAX_LINEUP_COUNT = 9;
+    public const int LAST_TRAIN_WORLD_ID = 501;
+    public const int AMBUSH_BUFF_ID = 1000102;
     public const int CHALLENGE_ENTRANCE = 100000103;
     public const int CHALLENGE_STORY_ENTRANCE = 102020107;
     public const int CHALLENGE_BOSS_ENTRANCE = 1030402;
diff --git a/GameServer/Game/Player/PlayerInstance.cs b/GameServer/Game/Player/PlayerInstance.cs
index a0af30dd..083fd2c3 100644
--- a/GameServer/Game/Player/PlayerInstance.cs
+++ b/GameServer/Game/Player/PlayerInstance.cs
@@ -123,7 +123,6 @@ public class PlayerInstance(PlayerData data)
     public bool IsNewPlayer { get; set; }
     public int NextBattleId { get; set; } = 0;
     public int ChargerNum { get; set; } = 0;
-    public int LastWorldId { get; set; } = 101;
 
     #endregion
 
@@ -667,9 +666,6 @@ public class PlayerInstance(PlayerData data)
 
         GameData.GetFloorInfo(entrance.PlaneID, entrance.FloorID, out var floorInfo);
 
-        // Record last plane id for train view
-        if (entrance.PlaneID != 10000) LastWorldId = GameData.MazePlaneData[entrance.PlaneID].WorldID;
-
         var startGroup = entrance.StartGroupID;
         var startAnchor = entrance.StartAnchorID;