Detective Comics #629 1991

In Detective Comics #629, titled "The Hungry Grass!", Batman investigates a dangerous new drug sweeping through Gotham City. This potent substance forces its users to relive the past transgressions of others, leading to a unique and unsettling mystery for the Caped Crusader. This issue is particularly notable to collectors as it marks the first appearance of Blackgate Penitentiary, a significant location within the Batman mythos.