MapleStory Database › Items › Cash items › Character Modification › Mastery Book › Thorns 30 Mastery
Thorns 30 Mastery
Thorns 30 Mastery is a mastery book (character modification) in GMS v271.
Has a 100% chance to increase the master level of to 30 and grants 1 skill level when used.
Job: Blade Master
Requirement: Skill Lv. 10 or above