Leto only donned a mask, but it was enough to fool everyone in attendance at the con. So he turned to Disney’s The Lion King and donned a Rafiki outfit, later posting to Instagram that no one had any idea that was him behind the mask. It’s the only place where Spiderman, the Powerpuff Girls, female loki costume the Joker and hordes of bloodthirsty zombies can safely be in the same room together.