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.
How could you have a Spider-Man film or show without the one thing that makes it great, which are the villains? So, let us all cast our favorite picks as our favorite baddies!
