Metatron

Metatron (純潔之王) is one of the seven virtue skills. It was awakened by Leon Cromwell.

Abilities
It's a power specialized in the purification of energy into a pure state and can be considered a stronger version of Holy Magic. It allows the user to wield spiritrons to a terrifying degree, turning the user into a walking god of destruction if they so choose. In addition it's insane offensive power, it's purification ability also grants the user incredible efficiency with their energy usage. It's only drawback is that it's full potential cannot be unleashed without causing massive collateral damage.