The product is a single issue comic book titled "Preacher #51" from 1999, featuring the first appearance of Agent Graves. Written by Grant Morrison, Brian Azzarello, and Garth Ennis, the comic is part of the Preacher universe and includes characters like Jesse Custer, Lono, and the Saint of Killers. With a cover by Glenn Fabry, this key issue is a 1st edition and first printing, making it a valuable collectible for fans of modern age US comics. Signed by Garth Ennis, this comic is a must-have for collectors of the 100 Bullets series.