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.

After the Penguin sprays Batman with nerve gas, a 12-year-old boy rescues the unconscious hero and hides him in his basement.

When a genetic engineer produces a man-cat hybrid, he kidnaps Selina Kyle to provide his creation with a mate.

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.

The Joker kidnaps three prominent citizens during Christmas and challenges Batman to find him before midnight.

Batman discovers a gang of forgotten runaways living deep within the Gotham sewer system.

Batman tracks three wealthy playboys who commit crimes out of boredom.

The Joker infiltrates the birthday party of Mayor Hill's son in order to plant a bomb.

Bruce begins to worry when all of his wealthy friends join the same Brotherhood group run by Nostromos, a so-called psychic.

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.

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 glamorous female magician Zatanna is framed for a robbery during her act, Batman comes to her defense.

Alfred and his friend, Maggie Paige, visit a health spa that is actually run by the nefarious Poison Ivy.

Selina Kyle uncovers a plot to infect stray animals with a deadly disease that will be transmitted to the human population.

When a man-sized bat ransacks Gotham harbor, Batman suspects that Dr. Kirk Langstrom is drinking his Man-Bat formula again.

Wealthy socialite Veronica Vreeland returns from Central America bringing tiny handmade dolls for all her friends--but the dolls are controlled by the Mad Hatter!

Alfred, a former British spy, is called into duty and becomes of the target of the Red Claw.

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.

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.

When Wayne Enterprises is robbed by a mysterious figure known as the Ninja, Batman and Robin discover that the Ninja is an old nemesis of Bruce Wayne.

When a billionaire builds a casino called the Joker's Wild, the Joker breaks out of Arkham Asylum to destroy it.

To prove that he has a superior mind, the Riddler lures Batman into a contest inside a virtual reality computer game.

The Joker becomes enraged when the Gotham copyright office rejects his demand for a copyright for his grinning Joker fish.

Catwoman steals a necklace to finance the purchase of land for a mountain lion reserve, but is stopped by a group of terrorists.

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.