Right so this is the firtst character face off Gatz/Guts A tall, muscular male with a huge sword called the Dragon Slayer along with a prosthetic left forearm that has a magnetic grip and also conceals a cannon. Born of a dead woman and raised by mercenaries he is one really tough character. No matter what goes wrong, or what is taken away from him he fights on and on, not stopping until every enemy in his path is destroyed. Onizuka Eikichi Onizuka is a 22-year old biker and virgin. He graduated from a 3rd-rate university and, as such, cannot get a decent job, and so his main way of spending time is peering up girls' skirts in a local mall. Through the events explained in the main Great Teacher Onizuka article, Onizuka decides to become a teacher. One of the conditions of having the job at Holy Forest is that he must sleep at the school (on the roof).Onizuka is put in charge of class 3-4, a class so bad it has already made three teachers psychotic.