The product is a key issue comic book titled "The Batman Who Laughs: Grim Knight #1" published by DC Comics in 2019. It features the origin story of the Batman Who Laughs character with art by Jock and written by James Tynion IV. This single issue is part of the US Comics tradition and is set in the DC Universe, specifically within the Justice League of America. With a 9.4 Near Mint grade, this comic is a must-have for fans of the Batman franchise and collectors of superhero action and adventure stories.