x2 items:
Mastery Skill DMG +8
Mastery Energy Level +12
x3 items:
Double DMG Chance +18%
Mastery WIZ DMG +21
x4 items:
Mastery Critical DMG +23
Mastery Excellent DMG +26
Ignore DEF Chance +9%
Mastery All Stat Levels +1
Mastery Base DEF +21
Critical DMG Chance +20%
Excellent DMG Chance +20%
Triple DMG Chance +4%
Mastery HP +70