Edward Nygma, otherwise known as The Riddler, is supposedly cured and out of prison, but now he is being hunted by mysterious ninja assassins--so he turns to Batman for protection.

Ra's Al Ghul is back and has a hideout on Easter Island and it is up to Batman to bring him in--but Talia Ghul may get in his way.

Batman, disguised as the deceased gangster Matches Malone, faces off against the Black Mask--but sometimes even a superhero has to wonder at the many masks he if forced to wear.

Batman is out to bring down a gangster named Black Mask and his pet arsonist, Firefly.

Clayface is pilfering untested prototype weapons and it is up to Batman and Robin to track the criminal's slime spree through the streets of Gotham City.

A night of fun turns into a night of fear when Scarecrow takes over the corn maze at the Gotham City Harvest Festival.

Catwoman creates the perfect diversion at the cat show, while plotting the theft of an ancient Egyptian necklace that is supposed to give the person wearing it nine lives and superpowers at the art museum and it is up to Batman and Robin to prevent the crime.

Poison Ivy turns Robinson Park into a jungle of carnivorous plants, and it is up to Batman and Robin to separate her from her green friends--and save themselves.

Batman and his crime-fighting cousin Batwoman are in double trouble! The supervillain Two-Face is on a crime spree in Gotham City. Who will win when the superheroes face off against this two-bit crook? Find out in this action-packed early chapter book for the youngest of readers.