This is serious dude stuff.

Bro Bible – Hafthór Júlíus Björnsson is better known for his role of “The Mountain,” portraying the giant character of Gregor Clegane on HBO’s Game of Thrones. It’s apparent that CGI doesn’t play a role in bolstering Björnsson’s on-screen size; at 6’9″, 397 pounds, the Iceland native is nothing short of massive.

As it turns out, the raw strength that he exhibits in character on Game of Thrones is very much a representation of how powerful a guy he is in real life. Last year, Björnsson finished as the runner-up at the 2014 World’s Strongest Man competition.

Back at it again this year, The Mountain, of course, has his sights set on gold. Björnsson’s performance so far at the 2015 World’s Strongest Man competition in Putrajaya, Malaysia, has been nothing short of extraordinary.

Read more: Bro Bible