Hafþór Júlíus Björnsson is an Icelandic professional strongman, actor, and former professional basketball player.
He plays Ser Gregor "The Mountain" Clegane in the HBO series Game of Thrones.
Set on the Planet of Eternia, He-Man and his friends safeguards the whole planet and defends the mystical secrets of Castle Grayskull from the Evil Warriors of Destruction led by the Lord of Destruction himself, Skeletor.
