Batman must stop the Joker from turning every Gotham citizen into a lunatic.

Oswald Cobblepot, the Penguin, has delusions of rebuilding the lost Cobblepot fortune with his birds that perform robberies.

Three mob bosses seeking revenge against Batman hire a mysterious man to finish him off.

Catwoman swipes Batman's utility belt and uses it to help with a robbery.

Dr. Langstrom develops a serum that allows him to turn into Man-Bat.

Batman is on the trail of Mr. Freeze, a villain who uses ice technology as a means of stealing diamonds.