Batman: The Killing Joke is an American graphic novel.
Batman is a fictional superhero appearing in American comic books published by DC Comics . Batman : The Killing Joke is a 1988 DC Comics one-shot graphic novel featuring the characters Batman and the Joker written by Alan Moore and illustrated by Brian Bolland . Many critics consider the graphic novel to be the definitive Joker story and one of the best Batman stories ever published . DC Comics , Inc. is an American comic book publisher .