Board Thread:Movie Discussions/@comment-19975417-20141123195410/@comment-25285745-20160410154847

He wasn't hunting for sport. He was just trying to ensure his own survival. He knew he had to kill both M.U.T.O.s before they could reproduce and their offspring would all go after him. He knew the M.U.T.O.s were threats, so he set out and killed them, then went away without any further difficulties.