Superman Batman 80 Years Slipcase Set

"ACTION COMICS: 80 YEARS OF SUPERMAN and DETECTIVE COMICS: 80 YEARS OF BATMAN, the two hardcovers celebrating the histories of Superman and Batman, are offered together in a new slipcase! Curated by editor Paul Levitz, these books feature reprints of the origins of both heroes, as well as their top allies and foes. Also included are lost tales from the past and new stories, all published here for the first time."