Having created what he considers to be the ideal world for his heroes, Mickey Mxyzptlk is determined to keep the heroes from leaving and returning to the real world, leading to...
In the future, humanity has disappeared from a world overrun by the Green. Swamp Thing leads a race of plant beings as he searches the planet to find any surviving humans.
Robin is investigating criminal activity aimed at Lexcorp and enlists Superboy's help, but they're just getting started when they are confronted by Luthor himself.
