Batman [Bruce Wayne]; Commissioner James Gordon; John Constantine; Thomas Jefferson (cameo); Alfred Pennyworth; Riddler [Edward Nigma] (villain); Barbatos [Hyper-Adapter] (villain); Doctor Hurt [Thomas Wayne] (Bruce Wayne's ancestor from 1700s, not his father) (villain)
Synopsis
Batman is led through a labyrinthine urban maze by his old nemesis the Riddler, who seems to have changed into an abominable monster with one purpose: to drive Batman insane. As, in the present day, Batman takes on the Riddler's challenges, while in the past the story also explores the connection between Gotham City and the occult.