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.
Erik, a Norse warrior must abandon his innocence to become one of Odin's champions and reclaim what belongs to him, History will remember him by various names like Amleth or Beowulf but also he would influence the creation of the trolls or selkies.