King Tommen I Baratheon was the nineteenth ruler of the Seven Kingdoms and the younger brother of King Joffrey and Princess Myrcella Though legally the son of the late KingRobert Baratheon and Queen Cersei Lannister, his true father is Ser Jaime Lannister, the Queen's twin brother, and is thus a bastard born of incest After his brother's death, Tommen assumed the throne under the name ofKing Tommen I Baratheon was the nineteenth ruler of the Seven Kingdoms and the younger brother of King Joffrey and Princess Myrcella Though legally the son of the late KingRobert Baratheon and Queen Cersei Lannister, his true father is Ser Jaime Lannister, the Queen's twin brother, and is thus a bastard born of incest After his brother's death, Tommen assumed the throne under the name ofSisyphus, in Greek mythology, the cunning king of Corinth who was punished in Hades by having to repeatedly roll a huge stone up a hill only to have it roll back down again as soon as he had brought it to