I am the oni i am a war robot designed like an oni i can remove my shoulder and head region and put on a different one including the sensei , solder, and samurai , each head has different speed , abylits , and personalities i was created by a japanese man named sakamoto who later transferred his soul into a robot called goliath , i am fueled by hatred and can not tell friend from foe ,and will kill everyone in a room except sakamoto