For the fear of World Domination, The Avengers and the X-Men and The Justice League  must fight zombies, Loki, and Magneto, skrulls, Lex Luthor and the biggest Anti-Batman Society Alliance of all time, and the Spiderman's Evil Seven all at once. Oh did i forget they also have a grudge on each other? Let the games begin, puny, incompetent, children. MUWAHAHAHAHAHAHAHAHA!!!!!! More info...