Weapon Proficiency/Cleave

Cleave is a proficiency skill for 2H axe in Sword Art Online: Integral Factor. It increases Attack against an enemy with HP above 50% depending on the level of the proficiency skill when the player has an axe equipped.

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