Fiamma of the Right
Fiamma of the Right is a character introduced Toaru Majutsu no Index. He was the leader of God's Right Seat, the most powerful group inside the Roman Catholic Church. He initiated a series of events that would cause unrest in key areas around the world, and is ultimately the main cause of World War III, making him the main antagonist of the original Toaru Majutsu no Index series. His powers are such that he can literally be compared to entire forces like the Roman Catholic Church and Academy City.