Dr. Metabrain (ドクターメタブレイン, Dokutametaburein) is an extremely gifted, brilliant scientist, and a professional hero belonging to the global defense agency. As one of their stronger and more powerful agents, Dr. Metabrain was born with profound and stupendous psychic powers. He believes and promotes himself as the strongest and most powerful esper in the history of the human race, and many fans believe he is something of a living legend for his scientific accomlisments.