The Joker concocts a scheme to carry on his legacy by transforming his fellow villains into "jokerized" versions of themselves in this exciting tale!

Deep in the heart of the Slab, the maximum security prison for super-powered criminals, the Joker learns that he is dying. Using the venom that transformed him into a pasty-faced sociopath, the Joker decides to share it with countless other super-villains, ensuring that his legacy of evil will live on! A prison break ensues -- and the Joker's army of super-powered followers escape to spread their insanity across the globe! Before Batman and his allies can put a stop to the madness, they'll have to contend with "Jokerized" versions of their most deadly foes!