Additional options on +15 items

Additional options on +15 items

Items on KnightMu gain additional options when they upgraded to +15.

Weapons Options:
Elemental DMG increase +5%
Increased attack power +2%
Increase Excellent DMG rate +3%
Increase Critical DMG rate +3%

Shields and Set Items Options:
Increase all stats +120
Increase HP +600
Excellent DMG Resistance +1%
Increase Defense +240
Critical DMG Resistance +1%

Wings Level 4 Options:
Increase HP +35000