Batman #454 1990

Batman #454 concludes the "Dark Knight, Dark City" saga, finding Batman at the climax of the Riddler's twisted gauntlet. The Riddler, influenced by an ancient book detailing the arrival of Barbathos, the Bat Demon, in Gotham, presents a uniquely menacing and warped challenge. This issue is notable for its distinct, darker portrayal of the Riddler and its delve into supernatural themes within the Batman mythos, making it a key moment in the character's history and a standout Riddler story for collectors.