This softcover graphic novel from DC Comics features the iconic characters Joker and Harley Quinn in the series title Superman: Emperor Joker. Published in 2007, this comic book falls under the tradition of US Comics and the era of Modern Age (1992-Now). It is a must-have for collectors in the categories of Collectibles, Comic Books & Memorabilia, Comics, and Comics & Graphic Novels. The publisher of this item is DC Comics.