Onemamac was a thin demon with body armor across his body. He had hair around his crotch area and a insect-like head, on his left arm was a long thin blade.
Powers and AbilitiesEdit
Onemamac was an agile demon and had a large blade on his arm to battle foes.
Onemamac is one of the demons sent by Zennon to assist an injured Sirene. Onemamac attacks Akira Fudo with a surprise attack by leaping from a bush and attempting to cut him. But Akira grabs him, leaps up, and smashes him onto a broken tree killing him.