While hiding from the police, Batman's deadliest enemies exchange stories about their mutual nemesis—Batman.

District Attorney Harvey Dent hides a deep dark secret—he has a second personality, Big Bad Harv, a tough gangster.

All of Batman's enemies team together to put Batman on trial and send him to Arkham Asylum.

Brilliant cryogenics expert Dr. Victor Fries is transformed into Mr. Freeze, a vengeful creature who can only survive in subzero temperatures.

Two-Face, the former Harvey Dent, begins an aggressive campaign against his hated rival, Rupert Thorne.

Bruce Wayne wakes up to find that his parents are not dead, he is not Batman, and he's engaged to Selina Kyle.

Batman connects recent bombings in Gotham to an episode of an old television series featuring his favorite boyhood hero, the 'Gray Ghost.'

Sidney Debris, a small-time mobster, earns the hatred of all of Batman's enemies when he claims to have accidentally killed Batman during a brawl.

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.

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.

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.

Harley Quinn agrees to help Batman and Robin find the location of a stolen atomic bomb placed somewhere in Gotham by the Joker.

Harley gets herself into a whole mess of trouble after she steals Bruce Wayne's car and kidnaps his girlfriend.

When a timid accountant accidentally runs afoul of the Joker, he promises the Joker anything if the villain will only let him go.

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

Batman and Robin are puzzled by the sudden kidnapping of Two-Face, who was on his way to have his face fixed.

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.

Batman must thwart the Scarecrow's plan to poison Gotham's water supply with a chemical that induces hallucinations.

When genius Edward Nygma's greedy boss unjustly fires him, Nygma seeks revenge as the Riddler.

Commissioner Gordon is rumored to be taking bribes from Rupert Thorne. His daughter Barbara sets out to prove that he's innocent.

Robin, who discovers that Gil Mason is in league with a powerful crime boss, encounters Batgirl as she tries to clear her father's name.

Poison Ivy appears to have stopped her crime spree when she marries a doctor with two sons to raise. However, crimes continue occurring in the Poison Ivy style, leaving Batman to question her innocence.

Dr. Hugo Strange's invention, a machine that reads people's thoughts, leads him to discover that Bruce Wayne is Batman.

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

A confused robot that believes he is Batman causes problems for the real Dark Knight.