During the Christmas season, Harley and Poison Ivy lure Bruce into a hypnotic shopping spree while Joker threatens Gotham with a sonic bomb loud enough to deafen anyone within earshot of its explosion.

The origins of Tim Drake are traced, from street-tough and member of Two-Face's gang to the new Robin.

Mr. Freeze returns and seeks revenge on Gotham City, with a big surprise for Batman.

The Scarecrow develops a new toxin that, rather than inducing fear, eliminates it, making average people incredibly reckless and dangerous.

Robin fights to protect a young girl with amnesia who is being stalked by her "father", who turns out to be Clayface. Having created the girl from his own body to scout out the city, he now intends to reabsorb her.

Batman and Robin assist occultist Jason Blood when Klarion the Witch-boy takes control of Blood's alter-ego, Etrigan the Demon.

During a fight with the Scarecrow, Batgirl is ambushed on a rooftop and falls to her death. Having watched his daughter's demise, Jim Gordon blames Batman for her fate and vows revenge, even recruiting Bane in the process.

A genetic engineer goes overboard in creating bigger livestock and loses all his money. A year later, an army of mutant farm animals terrorize Gotham City.

A series of thefts is being committed by circus animals in a town where Nightwing's old circus is performing. Is it an old friend that is training the animals to steal, or someone else?

Nightwing tells Robin the story of how he and Batman grew apart. The story reveals how Batgirl discovered Batman and Robin's true identities, and also explains some of the romantic flare between Barbara and Dick.

Bruce Wayne, along with other wealthy denizens of Gotham, fall in love with their ideal mate, who all happen to have green eyes. Wayne decides to marry, and gives up being Batman forever. However, an old enemy's latest plot is being set into motion...

Exposure to a weird mixture of chemicals, including the Joker's laughing gas, changes straitlaced newsman Jack Ryder into the crazed Creeper. He looks to kill the Joker, and develops a much unwanted crush on Harley.