The Killing Joke by Alan Moore, Brian Bolland and John Higgins

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. The Killing Joke provides an origin story for the supervillain the Joker, loosely adapted from the 1951 story arc “The Man Behind the Red Hood!“. Taking place over two timelines, The Killing Joke depicts the Joker attempting to drive Jim Gordon insane and Batman’s desperate attempt to stop him.