Mastery Books

At a glance

Fourth-job skills	Start with a cap of 10
Books	Raise the cap to 20 or 30
Cost of a failure	The book is used up

Mastery Books raise the maximum level of fourth-job skills.

• Fourth-job skills taught at the advancement start at a cap of 10. Others are taught by their own quest and stay hidden until it is done. [Skill Book] Maple Hero is given at the fourth job.
• A book is used up whether it works or not. A 20 book works 70% of the time, a 30 book 50%.
• A skill that needs its book shows a greyed-out + button.
• Cygnus Knights: ten third-job skills need a book sold by Abdula for 10,000,000 Vesos.
• Dual Blade and Aran reach full level without books.
• Every book, the skill it raises and where to get it: Mastery Book List.

Common problems

• Chain Lightning 30 does not work on my level 20 skill. It works on a level 20 or higher skill, with 50% success.
• The instructor says to learn skills I already have. Skills with quests are taught by those quests.