Superman [Clark Kent; Kal-El]; Batman [Bruce Wayne]; Auteur.Io; Archivists; Robin [Dick Grayson]; Dr. Atom [Lex Luthor] (alternate reality); Alanna (alternate reality); Sardath (alternate reality); El Diablo [Lazarus Lane] (alternate reality); The Demon Etrigan (alternate reality)
Synopsis
When Auteur.Io traps the real-world Superman and Batman in his Phantom Zone crystal, the alternate reality versions of Superman, Batman, and Robin must pursue Auteur.Io as he tries to hide in other alternate realities.