داید ماستایر

Dead Master has black hair and straight bangs, and neon green eyes. Her clothes consist of a simple Gothic lolita costume. She wears a black dress and a black bolero; her dress extends down to her thighs and is accented with a white ribbon attached to her waist. Dead Master also wears a pair of leggings and a pair of black pumps. She wears a pair of black gauntlets on each hand. On her head is a pair of long horns which resemble a pair of vertebrae with each tip made out of three tips joined at the end. Also has a pair of wings which sit low on her back. She fights with Dead Scythe, and she can also use chains.

She is also the "other self" of Yomi Takanashi in the other world.