Jesse Eisenberg was most probably the right choice to play Mark Zuckerberg in 'The Social Network.' He's got that badass nerd look, not very nerdy, not very badass either, but somewhere in between. It's the look we all can relate to. But now, he looks entirely different. He'll be playing Lex Luthor in 'Batman v Superman: Dawn of Justice.'

This is how looked like before.

Now this is what he'll look like as Lex: