diff --git a/db/pre-re/mob_skill_db.txt b/db/pre-re/mob_skill_db.txt
index b347ff9423..e9ad5b1e1b 100644
--- a/db/pre-re/mob_skill_db.txt
+++ b/db/pre-re/mob_skill_db.txt
@@ -714,8 +714,8 @@
 1141,Marina@NPC_CRITICALSLASH,attack,170,1,500,500,5000,no,target,always,0,,,,,,6,
 1141,Marina@NPC_EMOTION,walk,197,1,2000,0,5000,yes,self,always,0,19,,,,,,
 1141,Marina@NPC_WATERATTACK,attack,184,2,500,500,5000,no,target,always,0,,,,,,6,
-1142,Marine Sphere@NPC_RANDOMMOVE,idle,331,1,10000,0,30000,yes,target,alchemist,,,,,,,,
-1142,Marine Sphere@NPC_SELFDESTRUCTION,idle,173,1,10000,3000,0,yes,self,alchemist,,,,,,,,
+1142,Marine Sphere@NPC_RANDOMMOVE,idle,331,1,10000,0,30000,no,target,alchemist,,,,,,,,
+1142,Marine Sphere@NPC_SELFDESTRUCTION,idle,173,1,10000,3000,0,no,self,alchemist,,,,,,,,
 1142,Marine Sphere@NPC_SELFDESTRUCTION,idle,173,1,500,2000,5000,no,self,myhpltmaxrate,99,,,,,,,
 1142,Marine Sphere@NPC_SELFDESTRUCTION,idle,173,1,10000,2000,5000,no,self,skillused,173,,,,,,,
 1142,Marine Sphere@NPC_SPEEDUP,idle,332,1,10000,0,700,yes,target,always,,,,,,,,
diff --git a/db/re/mob_skill_db.txt b/db/re/mob_skill_db.txt
index e31b8adb8a..04d2e10c49 100644
--- a/db/re/mob_skill_db.txt
+++ b/db/re/mob_skill_db.txt
@@ -714,8 +714,8 @@
 1141,Marina@NPC_CRITICALSLASH,attack,170,1,500,500,5000,no,target,always,0,,,,,,6,
 1141,Marina@NPC_EMOTION,walk,197,1,2000,0,5000,yes,self,always,0,19,,,,,,
 1141,Marina@NPC_WATERATTACK,attack,184,2,500,500,5000,no,target,always,0,,,,,,6,
-1142,Marine Sphere@NPC_RANDOMMOVE,idle,331,1,10000,0,30000,yes,target,alchemist,,,,,,,,
-1142,Marine Sphere@NPC_SELFDESTRUCTION,idle,173,1,10000,3000,0,yes,self,alchemist,,,,,,,,
+1142,Marine Sphere@NPC_RANDOMMOVE,idle,331,1,10000,0,30000,no,target,alchemist,,,,,,,,
+1142,Marine Sphere@NPC_SELFDESTRUCTION,idle,173,1,10000,3000,0,no,self,alchemist,,,,,,,,
 1142,Marine Sphere@NPC_SELFDESTRUCTION,idle,173,1,500,2000,5000,no,self,myhpltmaxrate,99,,,,,,,
 1142,Marine Sphere@NPC_SELFDESTRUCTION,idle,173,1,10000,2000,5000,no,self,skillused,173,,,,,,,
 1142,Marine Sphere@NPC_SPEEDUP,idle,332,1,10000,0,700,yes,target,always,,,,,,,,
diff --git a/src/map/mob.cpp b/src/map/mob.cpp
index 84d21d36b7..8cca6e3a15 100644
--- a/src/map/mob.cpp
+++ b/src/map/mob.cpp
@@ -2458,6 +2458,12 @@ void mob_log_damage(struct mob_data *md, struct block_list *src, int damage)
 //Call when a mob has received damage.
 void mob_damage(struct mob_data *md, struct block_list *src, int damage)
 {
+	if( src != nullptr && md->special_state.ai == AI_SPHERE && !md->dmglog[0].id ) {//LOne WOlf explained that ANYONE can trigger the marine countdown skill. [Skotlex]
+		md->state.alchemist = 1;
+		mobskill_use(md, gettick(), MSC_ALCHEMIST);
+		unit_escape(&md->bl, src, 7, 2);
+	}
+
 	if (src && damage > 0) { //Store total damage...
 		if (UINT_MAX - (unsigned int)damage > md->tdmg)
 			md->tdmg += damage;
@@ -2487,15 +2493,6 @@ void mob_damage(struct mob_data *md, struct block_list *src, int damage)
 		}
 	}
 #endif
-
-	if (!src)
-		return;
-
-	if( md->special_state.ai == AI_SPHERE ) {//LOne WOlf explained that ANYONE can trigger the marine countdown skill. [Skotlex]
-		md->state.alchemist = 1;
-		mobskill_use(md, gettick(), MSC_ALCHEMIST);
-		unit_escape(&md->bl, src, 7, 2);
-	}
 }
 
 /*==========================================