EXCLUSIVE: Move over, X-Men and Deadpool. 20th Century Fox has tapped into an entirely new superhero universe. The studio has acquired Irredeemable, a Boom! Comics comic book that will be adapted by Hansel and Gretel: Witch Hunters writer-director Tommy Wirkola as a directing vehicle for Adam McKay. McKay, who with Charles Randolph just won the Best Adapted Screenplay Oscar for The Big Short, is a big comic book fan who co-wrote Marvel’s Ant-Man and wrote with Paul Rudd…