This skill, Blade Master's Creed, is property of Ishimura Elite.

Blade Master's Creed is an unique weapon skill Ishi and Asuka gain in SAO. Is is a prerequisite to Blade Master's Promise.

Blade Master's Creed is a passive skill that allows a Blade Master to be masterfully proficient with all bladed weapons, be it sword, dagger, spear, or axe. This also allows the Blade Master to dual wield any combination of blades with skill. Furthermore, it allows the player to wield weapons that are on his Equipment option in the Menu.

This skill also drastically increases skill level with any previously mastered bladed weapons.

This skill is unique to Blade Masters only.