Penguin seizes a mammoth computer to use to outwit Batman and Robin.

Joker seemingly traps Batman and Robin, but is haunted by their apparent ghosts when he tries to steal a valuable tiara at an opera.

Joker, Penguin, and Riddler are after an Inca treasure map. They plan to break up the Dynamic Duo by making Robin jealous of Batgirl.

Riddler uses a construction site as his hideout.

Riddler plans to blow up Gotham's art gallery and winds up trapping The Caped Crusaders as well.

An international criminal who is incarcerated on the island prison Satan Island ends up escaping disguised as a judge when his pardon is denied. Now he is going around crashing criminal trials, gaining the Cosgrove gang and other low-level crooks as his jury henchmen in a plot to eliminate all crimefighters.

A freak bombardment of meteors made of pure ice allows Mr. Freeze to stage a mammoth hoax.

Mr. Freeze disguises himself as Santa Claus.

Simon the Pieman steals four million Turkish coins and is pursued to an electrical plant.

Catwoman and her henchmen crash the production of Tom Thumb in Toyland and use toy-based plots to defeat the Dynamic Duo.

Catwoman sends Batman a cat for Valentine's Day, a cat with a collar that gives off radio waves.

Mad Hatter starts an Alice in Wonderland-based gang in a plot to steal a priceless antique teapot to use as part of his mad tea party.

A flamboyant criminal pastry chef named Simon the Pieman and his gang steal valuables under the cover of the fairgrounds after they had disposed of Joker, Penguin, Riddler, Catwoman, and Mr. Freeze.

Mr. Freeze's diamond heist goes wrong

A youth who bears a stunning resemblance to Robin is used by Catwoman when he ends up with amnesia.

Dollman uses his dolls to pull off a crime spree.

Catwoman steals the Crown Jewels, which Joker is also after.

Scarecrow steals a painting and captures Batgirl as part of his plot to dispose of the Dynamic Duo.

Mr. Freeze uses a Viking hoax to commit robberies.

Joker runs for mayor of Gotham City and is able to win by rigging the voting machines.

Riddler and Catwoman use an underground drill to commit robberies.

A deadly contest is staged by Joker, Penguin, and Riddler to one up each other and gain control of Gotham City's criminal empire. Soon Catwoman gets involved.

Real penguins wind up helping Penguin and Joker.

Riddler and Penguin try to expose Batman by staging a mammoth birthday party for him and wealthy businessman Bruce Wayne.

Riddler becomes an expert at disguises.

Bruce Wayne is captured by Penguin in the robbery of a valuable ruby. Unfortunately for Penguin, Catwoman is also after the ruby.

Joker makes a movie about pirates - cover to find the haul from a long-forgotten armored car theft.

Catwoman traps Batman and exposes him to a radioactive gas that will allow her to identify him in his secret identity.

This episode features edited dialogue - in the show's syndicated run, as Catwoman and her henchmen pillage a jewelry exchange, it includes a line of narration, "The feline felon and her terrible tabbies indulge in an orgy of stealing." This was changed in subsequent prints to "a spree of stealing."

Penguin commits crimes and frames them on Batman even though he is supposedly incarcerated.

Joker raids technology firms to build a powerful solar mirror he can use as a laser weapon.

Robin seems to lose his skills after he rescues a man from drowning thanks to Joker.

Mr. Freeze causes havoc in his quest to ransom $1 billion from the city and he uses a captured whale for his caper.

Penguin unexpectedly goes straight.

Batman and Robin are thrown for a loop when they arrest Joker and Penguin for crimes they did not commit.