Brandon Oni William Bill is a heavy soldier with a suit of thick mechanized armor, and armed with a heavy rotary machine gun (which resembles an M134 Minigun). His type armor is Oni, has much thicker armor. His weakness is the electronic core on his chest. He is kind, helpful, and strong. Although he is strong, he is fearful and cries easily. Especially if you shoot the electronic core until he gets electrocuted and explodes. His age is 55 years old.