Using the sphere made up of the crystallized nexus of all earths from all parallel universes, Brainiac 5 , White Witch and Phantom Girl summon the Legions of three worlds to save their world from Superboy Prime and the Legion of Super-Villains.  Michael thankfully joins Derek and Brent to decipher the Perez double page spreads.  Trophy rooms, lantern rings, lightning rods, magic spells and sacrifice – this issue has it all (almost)!