All of Gotham's water will turn to ice unless Mr. Freeze can be stopped but will posing as a criminal work for Batman? / Batman decides to go solo after Robin gets in his way while trying to apprehend the Joker.
The Riddler and Catwoman use the underground tunnels of an abandoned sewer to rob Gotham City. / The Joker robs the Gotham City Treasury and then uses the money to setup city officials he accuses of corruption. Batman and Robin try to sort out the truth of the madman's plans.
A frozen Viking Ship including the crew of Vikings appears in Gotham Harbor but it's all a plot by the sinister Mr. Freeze. / Catwoman has a circus performer impersonate Robin and join in her criminal activity.
Batgirl helps to stop the Riddler from kidnapping Dick Grayson to prevent Bruce Wayne from building a state of the art Crime Lab for Gotham City. / Robin's confidence becomes an issue as the Penguin, the Joker, and the Riddler try to break up the Caped Crusaders.