Dr. K. From the game called Changed and it's second game/D.L.C. is Changed: Special Edition, will eventually show up in Changed: Berserk Deluxe Tournament, and Dr. K. In this game is planning something big, and he is almost ready to show is true form, he will be stopping you in every way possible so be careful, & when it's done, Dr. K. Will eventually act as the next boss battle, so have fun!!! =) ~  👀
Dr. K. Has just because a Mutant Experiment gone wrong, he then went Berserk, it's not safe.