Compare Joker vs Lex Luthor real name and family and other exciting information. We are also providing you with the comparison of alias, alter ego, family tree and love Interest of both the characters along with Joker Real Name vs Lex Luthor Real Name. You can also check out the comparison list of artists who played Joker and Lex Luthor in movies, animated films and TV series. Also compare the identity of these popular fictional characters in Joker vs Lex Luthor real name.