Emperor Belos is the main antagonist of The Owl House. Originally a human named Philip Wittebane, he arrived in the Boiling Isles from Gravesfield, Connecticut during the Deadwardian Era (the mid-1600s in the Human Realm) in pursuit of his brother, Caleb, who was spirited away to the realm, keeping a written record of his experiences on the Boiling Isles as he endeavored to find a way to return to the Human Realm. Due to his inherent intense hatred of witches and magic.