Patent Ray Knuckle

Item ID 560009 Name Patent Ray Knuckle
A knuckle with a shining ore blade found in a meteorite.
Seeing the stronger strength, he began to show his natural ability.
It resonates with Great Hero's Boots.
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For each 2 Refine Levels:
ATK +15
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For each 3 Refine Levels:
Increases damage of Tiger Cannon by 4%.
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Refine Level +7:
Increases damage of Tiger Cannon by additional 15%.
Increases damage of Gate of Hell by 20%.
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Refine Level +9:
Decreases Tiger Cannon skill cooldown by 1 second.
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Refine Level +11:
MaxHP +10%
Increases damage of Gate of Hell by additional 15%.
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When equipped with Great Hero's Boots:
STR +10, ATK +7%.
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Type: Knuckle
Attack: 205
Weight: 80
Weapon Level: 4
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Requirement:
Base Level 150
Sura
Weapon Level 4 Identifier Up_Ray_Knuckle
Attack 205 Type Weapon - Knuckle
MATK 0 Equip Locations Main Hand
Defense 0 Equippable Jobs Monk
Range 1 Equip Gender Both (Male and Female)
Slots 2 Equip Upper Third, Third Upper, Third Baby
Weight 80 Min Equip Level 150
NPC Buy 0 Max Equip Level None
NPC Sell 0 Refineable Yes
Credit Price None Trade restriction None
Item Script 
.@r = getrefine();
bonus bBaseAtk,15*(.@r/2);
bonus2 bSkillAtk,"SR_TIGERCANNON",4*(.@r/3);
if (.@r>=7) {
   bonus2 bSkillAtk,"SR_TIGERCANNON",15;
   bonus2 bSkillAtk,"SR_GATEOFHELL",20;
}
if (.@r>=9) {
   bonus2 bSkillCooldown,"SR_TIGERCANNON",-1000;
}
if (.@r>=11) {
   bonus bMaxHPrate,10;
   bonus2 bSkillAtk,"SR_GATEOFHELL",15;
}

Set Script
Great Hero Boots
Patent Ray Knuckle 
bonus bVit,10;
bonus bAtkRate,7;
Ring of Unknown Hero (Sura)
Patent Ray Knuckle 
bonus bShortAtkRate,8;
if (getequiprefinerycnt(EQI_HAND_R)>=11)
   bonus2 bSkillAtk,"SR_TIGERCANNON",(readparam(bStr)+readparam(bVit))/12;
[Not For Sale] Ring of Unknown Hero (Sura)
Patent Ray Knuckle 
bonus bShortAtkRate,8;
if (getequiprefinerycnt(EQI_HAND_R)>=11)
   bonus2 bSkillAtk,"SR_TIGERCANNON",(readparam(bStr)+readparam(bVit))/12;