Mojo-Jojo and Ed, Edd & Eddy--captured! Samurai Jack, Ben 10, the Powerpuff Girls, and Derek—overwhelmed by Aku, Vilgax and their Doppleganger army. The DeathStare—poised to destroy a world. The heroes are in trouble—so why would Aku and Vilgax attack each other? And, more important, who will win?