Weapon Proficiency/Crescent Moon

Crescent Moon is a proficiency skill for Bow in Sword Art Online: Integral Factor. It activates a buff which after successfully using Switch increases the Attack by some percentage depending on the proficiency skill level. This buff dissapears either if the player takes damage or after 20 seconds since its activation.

The table below shows the level of the proficiency skill, how much the attack damage is increased, prerequisites to level it up, and the materials required to level up the proficiency skill.