Armed to the teeth with weapons, Newtralizer is one big bad mutant. Being held in a detention center by the Kraang, this big mutant newt became the Kraang's number one enemy. As a bounty hunter, he tracks them and takes them down, collecting their tentacles as he goes. With unbelievable strength and a deep hatred for the Kraang, he proves to be more of an ally to the Turtles than a mutant to fear. 4.5" tall.