diff --git a/scripts/actions/mobskills/pl_hellstorm.lua b/scripts/actions/mobskills/hellstorm.lua
similarity index 86%
rename from scripts/actions/mobskills/pl_hellstorm.lua
rename to scripts/actions/mobskills/hellstorm.lua
index 4a95a596664..3bdbca2ef0c 100644
--- a/scripts/actions/mobskills/pl_hellstorm.lua
+++ b/scripts/actions/mobskills/hellstorm.lua
@@ -5,13 +5,7 @@
 local mobskillObject = {}
 
 mobskillObject.onMobSkillCheck = function(target, mob, skill)
-    local mobSkin = mob:getModelId()
-
-    if mobSkin == 281 then
-        return 0
-    else
-        return 1
-    end
+    return 0
 end
 
 mobskillObject.onMobWeaponSkill = function(target, mob, skill)
diff --git a/scripts/actions/mobskills/pl_vulcanian_impact.lua b/scripts/actions/mobskills/vulcanian_impact.lua
similarity index 60%
rename from scripts/actions/mobskills/pl_vulcanian_impact.lua
rename to scripts/actions/mobskills/vulcanian_impact.lua
index 5bb949815ec..fc779780aec 100644
--- a/scripts/actions/mobskills/pl_vulcanian_impact.lua
+++ b/scripts/actions/mobskills/vulcanian_impact.lua
@@ -5,27 +5,21 @@
 local mobskillObject = {}
 
 mobskillObject.onMobSkillCheck = function(target, mob, skill)
-    local mobSkin = mob:getModelId()
-
-    if mobSkin == 281 then
-        return 0
-    else
-        return 1
-    end
+    return 0
 end
 
 mobskillObject.onMobWeaponSkill = function(target, mob, skill)
-    local targetcurrentHP = target:getHP()
-    local targetmaxHP = target:getMaxHP()
-    local hpset = targetmaxHP * 0.10
-    local dmg = 0
-    xi.mobskills.mobStatusEffectMove(mob, target, xi.effect.BIND, 1, 0, 30)
+    local targetHP  = target:getHP()
+    local targetHPP = math.floor(target:getMaxHP() / 10)
+    local dmg       = 0
 
-    if targetcurrentHP > hpset then
-        dmg = targetcurrentHP - hpset
+    if targetHP >= targetHPP then
+        dmg = targetHP - targetHPP
     end
 
     target:takeDamage(dmg, mob, xi.attackType.MAGICAL, xi.damageType.FIRE, { breakBind = false })
+    xi.mobskills.mobStatusEffectMove(mob, target, xi.effect.BIND, 1, 0, 30)
+
     return dmg
 end
 
diff --git a/sql/mob_skills.sql b/sql/mob_skills.sql
index 542e63dbd9f..2c73d8696e1 100644
--- a/sql/mob_skills.sql
+++ b/sql/mob_skills.sql
@@ -607,10 +607,10 @@ INSERT INTO `mob_skills` VALUES (588,398,'death_trap',1,0.0,30.0,2000,2000,4,0,0
 INSERT INTO `mob_skills` VALUES (590,334,'goblin_rush',0,0.0,6.0,2000,1500,4,0,0,1,0,0,0);
 INSERT INTO `mob_skills` VALUES (591,335,'bomb_toss',2,0.0,13.5,2000,2000,4,0,0,0,0,0,0);
 INSERT INTO `mob_skills` VALUES (592,336,'bomb_toss_suicide',1,0.0,13.5,2000,2000,4,0,0,0,0,0,0);
--- INSERT INTO `mob_skills` VALUES (593,337,'berserk',0,0.0,7.0,2000,1500,4,0,0,0,0,0,0);
-INSERT INTO `mob_skills` VALUES (594,880,'pl_vulcanian_impact',0,0.0,7.0,2000,1500,4,0,0,0,0,0,0);
--- INSERT INTO `mob_skills` VALUES (595,881,'heat_wave',0,0.0,7.0,2000,1500,4,0,0,0,0,0,0);
-INSERT INTO `mob_skills` VALUES (596,882,'pl_hellstorm',1,0.0,15.0,2000,1500,4,0,0,0,0,0,0);
+INSERT INTO `mob_skills` VALUES (593,879,'berserk',0,0.0,7.0,2000,1500,1,0,0,0,0,0,0);
+INSERT INTO `mob_skills` VALUES (594,880,'vulcanian_impact',0,0.0,7.0,2000,1500,4,0,0,0,0,0,0);
+INSERT INTO `mob_skills` VALUES (595,881,'heat_wave',1,0.0,15.0,2000,1500,4,0,0,0,0,0,0);
+INSERT INTO `mob_skills` VALUES (596,882,'hellstorm',1,0.0,15.0,2000,1500,4,0,0,0,0,0,0);
 -- INSERT INTO `mob_skills` VALUES (597,883,'self-destruct',0,0.0,7.0,2000,1500,4,0,0,0,0,0,0);
 INSERT INTO `mob_skills` VALUES (598,1598,'berserk',0,0.0,7.0,2000,1500,4,0,0,0,0,0,0);
 INSERT INTO `mob_skills` VALUES (599,885,'arctic_impact',1,0.0,15.0,2000,2000,4,0,0,0,0,0,0);