Batman [Bruce Wayne]; Superman [Kal-El; Clark Kent]; The Authority [Steel [Natasha Irons]; Midnighter; Lightray [Lia Nelson]; Apollo; Enchantress [June Moone]; Manchester Black; O.M.A.C.]; Saif Al Ghul (Shadow Earth); Taj Al Ghul (Shadow Earth); Janan Al Ghul (Shadow Earth); Talia Al Ghul (Shadow Earth); Batman [Bruce Wayne] (Shadow Earth); a Fuginaut (death)
Synopsis
Batman enlists the aid of Superman and the Authority to travel to a Shadow Earth, where Ra's Al Ghul's descendants control the Empire of Shadows that rules that world completely, and now they are planning to expand their reach to Earth Zero.