All-New Collectors' Edition #56

The greatest heavyweight prizefight in the history of comics is returning in a full-size tabloid facsimile edition! With a space armada threatening to destroy the Earth if it loses a contest against the evil Rat'lar's chosen fighter, Superman and Muhammad Ali must first box each other to determine humanity's champion for that intergalactic bout. Includes the iconic wraparound cover by Neal Adams with a who's who of famous people (and comic book creators) in attendance at the fight of the century.