diff --git a/src/server/scripts/Kalimdor/RuinsOfAhnQiraj/boss_ossirian.cpp b/src/server/scripts/Kalimdor/RuinsOfAhnQiraj/boss_ossirian.cpp
index f77bfcabb..291f1b0a0 100644
--- a/src/server/scripts/Kalimdor/RuinsOfAhnQiraj/boss_ossirian.cpp
+++ b/src/server/scripts/Kalimdor/RuinsOfAhnQiraj/boss_ossirian.cpp
@@ -36,19 +36,20 @@ enum Texts
 
 enum Spells
 {
-    SPELL_CURSE_OF_TONGUES      = 25195,
-    SPELL_ENVELOPING_WINDS      = 25189,
-    SPELL_WAR_STOMP             = 25188,
-    SPELL_STRENGHT_OF_OSSIRIAN  = 25176,
-    SPELL_SAND_STORM            = 25160,
-    SPELL_SUMMON_CRYSTAL        = 25192,
+    SPELL_CURSE_OF_TONGUES              = 25195,
+    SPELL_ENVELOPING_WINDS              = 25189,
+    SPELL_WAR_STOMP                     = 25188,
+    SPELL_STRENGHT_OF_OSSIRIAN          = 25176,
+    SPELL_SAND_STORM                    = 25160,
+    SPELL_SUMMON_CRYSTAL                = 25192,
+    SPELL_SUMMON_SMALL_OBSIDIAN_CHUNK   = 27627, // Server-side
 
     // Crystal
-    SPELL_FIRE_WEAKNESS         = 25177,
-    SPELL_FROST_WEAKNESS        = 25178,
-    SPELL_NATURE_WEAKNESS       = 25180,
-    SPELL_ARCANE_WEAKNESS       = 25181,
-    SPELL_SHADOW_WEAKNESS       = 25183
+    SPELL_FIRE_WEAKNESS                 = 25177,
+    SPELL_FROST_WEAKNESS                = 25178,
+    SPELL_NATURE_WEAKNESS               = 25180,
+    SPELL_ARCANE_WEAKNESS               = 25181,
+    SPELL_SHADOW_WEAKNESS               = 25183
 };
 
 enum Actions
@@ -347,6 +348,11 @@ struct npc_anubisath_guardian : public ScriptedAI
         }
     }
 
+    void JustDied(Unit* /*killer*/) override
+    {
+        DoCastSelf(SPELL_SUMMON_SMALL_OBSIDIAN_CHUNK, true);
+    }
+
     void UpdateAI(uint32 diff) override
     {
         if (!UpdateVictim())
diff --git a/src/server/scripts/Kalimdor/TempleOfAhnQiraj/mob_anubisath_sentinel.cpp b/src/server/scripts/Kalimdor/TempleOfAhnQiraj/mob_anubisath_sentinel.cpp
index c2cb324f7..6db2ba06f 100644
--- a/src/server/scripts/Kalimdor/TempleOfAhnQiraj/mob_anubisath_sentinel.cpp
+++ b/src/server/scripts/Kalimdor/TempleOfAhnQiraj/mob_anubisath_sentinel.cpp
@@ -34,25 +34,27 @@ EndScriptData */
 
 enum Spells
 {
-    SPELL_MENDING_BUFF     = 2147,
+    SPELL_MENDING_BUFF                  = 2147,
 
-    SPELL_KNOCK_BUFF       = 21737,
-    SPELL_KNOCK            = 25778,
-    SPELL_MANAB_BUFF       = 812,
-    SPELL_MANAB            = 25779,
+    SPELL_KNOCK_BUFF                    = 21737,
+    SPELL_KNOCK                         = 25778,
+    SPELL_MANAB_BUFF                    = 812,
+    SPELL_MANAB                         = 25779,
 
-    SPELL_REFLECTAF_BUFF   = 13022,
-    SPELL_REFLECTSFr_BUFF  = 19595,
-    SPELL_THORNS_BUFF      = 25777,
+    SPELL_REFLECTAF_BUFF                = 13022,
+    SPELL_REFLECTSFr_BUFF               = 19595,
+    SPELL_THORNS_BUFF                   = 25777,
 
-    SPELL_THUNDER_BUFF     = 2834,
-    SPELL_THUNDER          = 8732,
+    SPELL_THUNDER_BUFF                  = 2834,
+    SPELL_THUNDER                       = 8732,
 
-    SPELL_MSTRIKE_BUFF     = 9347,
-    SPELL_MSTRIKE          = 24573,
+    SPELL_MSTRIKE_BUFF                  = 9347,
+    SPELL_MSTRIKE                       = 24573,
 
-    SPELL_STORM_BUFF       = 2148,
-    SPELL_STORM            = 26546
+    SPELL_STORM_BUFF                    = 2148,
+    SPELL_STORM                         = 26546,
+
+    SPELL_SUMMON_SMALL_OBSIDIAN_CHUNK   = 27627 // Server-side
 };
 
 class npc_anubisath_sentinel : public CreatureScript
@@ -273,6 +275,8 @@ public:
                 sent->ModifyHealth(int32(sent->CountPctFromMaxHealth(50)));
                 CAST_AI(aqsentinelAI, sent->AI())->GainSentinelAbility(ability);
             }
+
+            DoCastSelf(SPELL_SUMMON_SMALL_OBSIDIAN_CHUNK, true);
         }
     };
 };