When a vicious bat creature known as Man-Bat, starts terrorizing Gotham City, everyone mistakenly thinks that Batman is the culprit. Batman must find out who the mysterious Man-Bat is and clear his own name.
A popular actor renowned for his ability to play any part has a terrible secret—he's addicted to a strange chemical formula that enables him to alter his facial features without makeup.
Clayface learns that the man responsible for his disfigurement is to appear on TV, promoting a skin conditioner containing the same chemical that deformed him.
When Catwoman infiltrates the underground headquarters of the terrorists, both she and Batman are captured and left to die as victims of a viral plague.
When District Attorney Harvey Dent is poisoned after a dinner date, Batman makes the horrifying discovery that his date was Poison Ivy, a plant-obsessed villainess.
Bullock's account of a botched sting operation is so at odds with the other officers' testimony that the police investigator suspends everyone involved.
When a maniacally punctilious man faces financial ruin because of attorney Hamilton Hill, he transforms into the devious Clock King and swears revenge on Hill, now the mayor of Gotham.
Batman suspects that an imprisoned Detective Bullock may be innocent after he is arrested for murder. The real murderer turns out to be Killer Croc, who framed Bullock to get revenge.
When men begin disappearing at a bowery, Bruce Wayne decides to go undercover as a worker. He loses his memory after he is attacked, kidnapped and forced to work in a mining camp.
On the anniversary of the death of Bruce Wayne's parents, Batman expresses doubts about whether or not he should continue his one-man war against crime.
Professor Milo tries to use an old friend of Bruce Wayne's, Anthony Romulus, to destroy him after Milo injects Romulus with a serum that changes him into a wolf.
Karl Rossum, owner of Cyberton Labs has been replacing important authority figures with robot look-alikes. Batman invites a young woman to dinner, not knowing that she is a robot as well.
Batman escapes from being attacked by his own Batcomputer, which was sabatoged by HARDAC. He now seeks to get back Gordon, Hill and Bullock, who have all been replaced with robots.
Harley Quinn has broken off with the Joker and teams up with Poison Ivy. Together they wreck havoc on Gotham and now Joker wants a piece of the action.
After a fortune disappears from a gem exposition, Batman investigates. He discovers that the crime may have been committed by an invisible man, an ex-con named Lloyd Ventris.
When Robin is mysteriously abducted, Batman's search leads him to meet Ra's Al Ghul, leader of The Society of Shadows, whose daughter, Talia, has also been kidnapped.
Batman discovers Ra's Al Ghul's plan to flood the Earth with chemicals and return it to a lush, green planet, destroying all existing life in the process.
Batman investigates a series of baffling crimes and discovers that the crime czar is a wooden dummy, manipulated by a mild-mannered man called the Ventriloquist.
Believing he's the reincarnation of Zeus, a mad shipping magnate mounts a stolen electron cannon atop his penthouse to shoot 'lightning bolts' at the 'wicked mortals' below.
