marisbury_animusphere
Character in Fate/Grand Order. He was the head of the Chaldea Security Organization and the master of the Servant Solomon (fate), as well as a participant in the First Holy Grail War in the game's timeline. He is dead by the beginning of the story.
He makes his first appearance in Episode 0 of the FGO Absolute Demonic Front: Babylonia anime.
Olga Marie Animusphere is his daughter and successor to the organization.