A band of mutants use their uncanny gifts to protect a world that hates and fears them; they're challenged like never before, forced to face a dangerous and unexpected new future.

Batman, Batgirl and Robin forge an alliance with The Teenage Mutant Ninja Turtles to fight against the Turtles' sworn enemy, The Shredder, who has teamed up with Ra's Al Ghul and The League Of Assassins.