More cleanups, transports still not working. working on a fix.

Source/Game/Entities/Player/Player.cs

@@ -6247,14 +6247,14 @@ namespace Game.Entities
 
         void UpdateVisibilityOf_helper<T>(List<ObjectGuid> s64, T target, List<Unit> v) where T : WorldObject
         {
+            s64.Add(target.GetGUID());
+
             switch (target.GetTypeId())
             {
                 case TypeId.Unit:
-                    s64.Add(target.GetGUID());
                     v.Add(target.ToCreature());
                     break;
                 case TypeId.Player:
-                    s64.Add(target.GetGUID());
                     v.Add(target.ToPlayer());
                     break;
             }

Source/Game/Entities/Unit/Unit.cs

@@ -2310,7 +2310,7 @@ namespace Game.Entities
 
             WorldPacket buffer = new();
 
-            UpdateMask mask = new(191);
+            UpdateMask mask = new(194);
             m_unitData.AppendAllowedFieldsMaskForFlag(mask, flags);
             m_unitData.WriteUpdate(buffer, mask, true, this, target);