[help] where can i change the skill chance

[ZweiTiger]

	<skill id="1339" levels="1" name="Fire Vortex" enchantGroup1="6" enchantGroup2="6" enchantGroup3="6" enchantGroup4="6">
	<table name="#enchantMagicLvl"> 81 81 81 82 82 82 83 83 83 84 84 84 85 85 85 </table>
	<table name="#ench1Power"> 147 147 148 148 148 149 149 149 150 150 151 151 151 152 152 </table>
	<table name="#ench2mpInitialConsume"> 20 19 19 18 17 17 16 15 14 14 13 12 12 11 10 </table>
	<table name="#ench2mpConsume"> 81 78 74 72 70 66 64 61 58 56 53 50 46 44 42 </table>
	<table name="#ench3effectPower"> 82 83 84 86 87 88 90 91 92 94 95 96 97 99 100 </table>
	<table name="#ench4elementPower"> 22 24 26 28 30 32 34 36 38 40 42 44 46 48 50 </table>
	<set name="mpInitialConsume" val="21" />
	<set name="mpConsume" val="84" />
	<set name="magicLvl" val="77" />
	<set name="power" val="140" />
	<set name="lvlDepend" val="2" />
	<set name="target" val="TARGET_ONE" />
	<set name="hitTime" val="6000" />
	<set name="element" val="0" /> <!-- Fire -->
	<set name="elementPower" val="20" />
	<set name="reuseDelay" val="15000" />
	<set name="saveVs" val="MEN" />
	<set name="skillType" val="MDAM" />
	<set name="operateType" val="A2" />
	<set name="isMagic" val="true" />
	<set name="isDebuff" val="true" />
	<set name="overHit" val="true" />
	<set name="castRange" val="900" />
	<set name="effectRange" val="1400" />
	<enchant1 name="magicLvl" val="#enchantMagicLvl" />
	<enchant1 name="power" val="#ench1Power" />
	<enchant2 name="magicLvl" val="#enchantMagicLvl" />
	<enchant2 name="mpInitialConsume" val="#ench2mpInitialConsume" />
	<enchant2 name="mpConsume" val="#ench2mpConsume" />
	<enchant3 name="magicLvl" val="#enchantMagicLvl" />
	<enchant4 name="magicLvl" val="#enchantMagicLvl" />
	<enchant4 name="elementPower" val="#ench4elementPower" />
	<for>
		<!-- Retail Values CT2.3: 12MP * 3 Sec -->
		<effect count="10" name="ManaDamOverTime" abnormalTime="3" val="36" abnormalLvl="1" abnormalType="multi_debuff_fire" effectPower="80" effectType="MDOT">
			<mul order="0x30" stat="runSpd" val="0.9" />
			<mul order="0x30" stat="pAtkSpd" val="0.7" />
			<mul order="0x30" stat="mAtkSpd" val="0.9" />
			<sub order="0x40" stat="fireRes" val="20" />
		</effect>
	</for>
	<enchant3for>
		<effect count="10" name="ManaDamOverTime" abnormalTime="3" val="36" abnormalLvl="1" abnormalType="multi_debuff_fire" effectPower="#ench3effectPower" effectType="MDOT">
			<mul order="0x30" stat="runSpd" val="0.9" />
			<mul order="0x30" stat="pAtkSpd" val="0.7" />
			<mul order="0x30" stat="mAtkSpd" val="0.9" />
			<sub order="0x40" stat="fireRes" val="20" />
		</effect>
	</enchant3for>
</skill>

 

 

where can i change the chance? i dont want to change the damage power just the chance!!!

[Gries]

<effect count="10" name="ManaDamOverTime" abnormalTime="3" val="36" abnormalLvl="1" abnormalType="multi_debuff_fire" effectPower="80" effectType="MDOT">

 

Try to change the red part.