Batman: City of Madness (2023-2024) #3

Plot

THE TERRIBLE ORIGIN OF THE GOTHAM BELOW IS REVEALED IN THE FINAL ISSUE OF THE COSMIC HORROR EPIC! The terrible origin of the Gotham Below—and of those responsible for protecting its maddening secrets—is revealed! Batman and Talon have fought their way through the underground city's nightmarish villains to rescue Jevony, but has the Batman Below already twisted his mind past the point of saving?