Joker is an American graphic novel published by DC Comics in 2008. Written by Brian Azzarello and illustrated by Lee Bermejo, it is based on characters from DC's Batman series, focusing primarily on the title character. Wikipedia
Originally published: October 17, 2008
Author: Brian Azzarello
Followed by: The Joker Vol. 2 and The Joker Vol. 3
Main characters: Joker; Jonny Frost; Batman; Killer Croc; Riddler; Two-Face; Harley Quinn; Penguin
Page count: 128 pages