diff --git a/src/game/AI/ScriptDevAI/scripts/eastern_kingdoms/world_eastern_kingdoms.cpp b/src/game/AI/ScriptDevAI/scripts/eastern_kingdoms/world_eastern_kingdoms.cpp
index d333294b87..436cfa8260 100644
--- a/src/game/AI/ScriptDevAI/scripts/eastern_kingdoms/world_eastern_kingdoms.cpp
+++ b/src/game/AI/ScriptDevAI/scripts/eastern_kingdoms/world_eastern_kingdoms.cpp
@@ -157,6 +157,21 @@ struct world_map_eastern_kingdoms : public ScriptedMap, public TimerManager
     void Initialize() override
     {
         m_shadeData.Reset();
+        instance->GetVariableManager().SetVariable(WORLD_STATE_CUSTOM_STV_GRP_01, urand(0, 1));
+        instance->GetVariableManager().SetVariable(WORLD_STATE_CUSTOM_STV_GRP_02, urand(0, 1));
+    }
+
+    void OnCreatureGroupDespawn(CreatureGroup* creatureGroup, Creature* /*creature*/) override
+    {
+        switch (creatureGroup->GetGroupEntry().WorldStateCondition)
+        {
+            case 9900: case 9901: // TODO: Propagate respawn info so they do not instant respawn
+                instance->GetVariableManager().SetVariable(WORLD_STATE_CUSTOM_STV_GRP_01, urand(0, 1));
+                break;
+            case 9902: case 9903:
+                instance->GetVariableManager().SetVariable(WORLD_STATE_CUSTOM_STV_GRP_02, urand(0, 1));
+                break;
+        }
     }
 
     bool CheckConditionCriteriaMeet(Player const* player, uint32 instanceConditionId, WorldObject const* conditionSource, uint32 conditionSourceType) const override
diff --git a/src/game/World/WorldStateDefines.h b/src/game/World/WorldStateDefines.h
index 72187e51b3..bd77279102 100644
--- a/src/game/World/WorldStateDefines.h
+++ b/src/game/World/WorldStateDefines.h
@@ -340,6 +340,9 @@ enum WorldStateID : int32
     // Vanilla
     WORLD_STATE_CUSTOM_SPAWN_ANNORA    = 700001,
 
+    WORLD_STATE_CUSTOM_STV_GRP_01      = 330001,
+    WORLD_STATE_CUSTOM_STV_GRP_02      = 330002,
+
     // Tbc
     WORLD_STATE_CUSTOM_SPAWN_MALACRASS = 5680001,