The Scientist's first failed attempt at creating #1, distracted by his animosity for the military's abuse of his creations. Not fueled by a piece of the Scientist's soul, but rather his contempt and anger, 0 operates on pure hate. Crudely contructed out of medical wrap and leather, 0 modified his body with blades, sharp objects and a mask to hide his twisted face.
Ultimately hollow and false inside, he will come to 9 to convince him that he is part of the soul--a legitimate part of their race--using words or force. It will be up to 9 to decide if hate truly belongs within the human soul.