Rainstorm Booster Bow

Item ID 700017 Name Rainstorm Booster Bow
A Bow designed to help adventurers grow.
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Cannot be refined normally.
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ATK +2%
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For each Refine Level:
ATK +3
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For each 15 Base Level:
ATK +3 (Applies up to Base Level 195)
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Refine Level +7:
For each Level of Musical Lesson/Dancing Lesson:
Increases Ranged Physical Damage by 2%.
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Refine Level +9:
Decreases Severe Rainstorm skill cooldown by 1 second.
Increases damage of Severe Rainstorm by 25%.
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Refine Level +11:
Decreases Severe Rainstorm skill cooldown by additional 1 second.
Increases Physical Damage against enemies of every size by 15%.
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Refine Level +13:
Increases damage of Severe Rainstorm by additional 15%.
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Type: Bow
Attack: 200
Weight: 0
Weapon Level: 4
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Requirement:
Base Level 100
Minstrel and Wanderer
Weapon Level 4 Identifier RS_B_Bow
Attack 200 Type Weapon - Bow
MATK 0 Equip Locations Two-Handed
Defense 0 Equippable Jobs Bard / Dancer
Range 5 Equip Gender Both (Male and Female)
Slots 0 Equip Upper Third, Third Upper, Third Baby
Weight 0 Min Equip Level 100
NPC Buy 0 Max Equip Level None
NPC Sell 0 Refineable Yes
Credit Price None Trade restriction Can't be dropped, Can't be traded with player, Can't be put in Cart, Can't be put in Storage, Can't be put in Guild Storage, Can't be attached in Mail, Can't be auctioned
Item Script 
.@r = getrefine();
bonus bAtkRate,2;
bonus bBaseAtk,3*.@r+3*(min(BaseLevel,195)/15);
if (.@r>=7) {
   bonus bLongAtkRate,2*getskilllv("BA_MUSICALLESSON");
   bonus bLongAtkRate,2*getskilllv("DC_DANCINGLESSON");
}
if (.@r>=9) {
   bonus2 bSkillCooldown,"WM_SEVERE_RAINSTORM",-1000;
   bonus2 bSkillAtk,"WM_SEVERE_RAINSTORM_MELEE",25;
}
if (.@r>=11) {
   bonus2 bAddSize,Size_All,15;
   bonus2 bSkillCooldown,"WM_SEVERE_RAINSTORM",-1000;
}
if (.@r>=13) {
   bonus2 bSkillAtk,"WM_SEVERE_RAINSTORM_MELEE",15;
}