Joker - Last Laugh #1-6 + Secret Files (2001) Complete

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!