MapleStory Database › Items › Cash items › Character Modification › Mastery Book › Slash Storm 20 Mastery
Slash Storm 20 Mastery
Slash Storm 20 Mastery is a mastery book (character modification) in GMS v271.
Has a 100% chance to increase the master level of to 20 and grants 1 skill level when used.
Job: Blade Acolyte
Requirement: Skill Lv. 5 or above