James Gunn’s Superman has hit the big screen, firmly closing the door on his Marvel days, something which the director doesn't feel guilty about at all."No, I just shook my head. I didn’t feel that way because I was fired,

Superman is the most powerful superhero in DC Comics, able to go toe to toe with its most powerful villains, like Darkseid and Brainiac. That’s why it’s surprising that his nemesis is Lex Luthor, a man without any superpowers.