Heartland is a comic book one-shot published by the Vertigo imprint of DC Comics in March 1997. It was written by Garth Ennis and illustrated by Steve Dillon. It is a spin-off from the Hellblazer comic book series, and features the character of Kit Ryan, a longtime supporting character in that series. Although Heartland is technically a spin-off of Hellblazer, the central character of that series, John Constantine, makes no appearance. Source: Wikipedia (en)