When Daytime TV host Harleen Quinzell is canceled from her television program for ambushing Bruce Wayne and for her bad advice, Joker takes an interest and decides to turn her into his partner in crime, Harley Quinn.

No one could have anticipated that Maximillian Zeus, a technology entrepreneur, billionaire, and Greek and Roman history fanatic, would seek to take control of Gotham, but it does when he looks set to lose to Mayor Grange during a mayoral election. Using a giant aircraft called New Olympus that is equipped with a powerful weapon […]

Bruce discovers that Wayne Industries is distributing alien technology across the world and gains the aid of a mysterious ally, who warns him of an alien race threatening to conquer Earth. Meanwhile, Batman begins to wonder whether he’d be better off without Batgirl and Robin.

Wrath and Scorn, the Dynamic Duo’s evil counterparts, are helping Joker, Penguin, Killer Croc, and Ventriloquist and Scarface with a job and Batman and Robin must stop their evil counterparts.

The heroes fight their android counterparts to recover the Justice League’s powers, while Hugo Strange prepares for The Joinings’ final assault on Earth.

Yin finds herself a hostage to Joker, who refuses to give up her location when captured, claiming she will go out with a big “pop” unless he is released. Seeking to find out where she is, Dr. Hugo Strange opts to use a device created by Wayne Enterprises to find the answers, but Batman believes […]

A spate of minor thefts near the city’s canals and Gotham Bay, leads Batman to encountering Killer Croc, a large, anthropomorphic crocodile-man who recently arrived in Gotham. It becomes clear through what he stole that Croc plans to flood the city’s districts that lie below sea level with the use of the city’s water pumps, […]