The Joker has been murdered. His killer is a mystery. Batman is the World's Greatest Detective. But what happens when the person he is searching for is the man staring back at him in the mirror?

With no memory of the events of the previous night, Batman is going to need some help. So who better to set him straight than John Constantine? The problem with that is as much as John loves a good mystery, he loves messing with people's heads even more. So with John's help, the pair will delve into the sordid underbelly of Gotham as they race toward the mind-blowing truth of who murdered The Joker. Batman: Damned is a supernatural horror story told by two of comics' greatest modern creators, Brian Azzarello and Lee Bermejo--a visceral thrill-ride that proudly puts the black in DC Black Label. DC Black Label, a new publishing imprint from DC Entertainment, gives premier talent the opportunity to expand upon the canon of DC's iconic Super Hero comic book characters with unique, standalone stories that are outside of the current DC Universe continuity. An all-star line-up of creative teams will craft their own personal definitive DC stories in the tradition of compelling literary works like Batman: The Killing Joke, DC: The New Frontier and Watchmen.