Catwoman finds herself entering a partnership with Penguin, when both discover they are after the same thing - a pair of valuable Egyptian relics. When Batman attempts to stop their scheme, Penguin double-crosses Catwoman, and binds her to their common foe. Forced to work together, Batman and Catwoman discover the relics, when combined, can form a beam of light into a powerful weapon. Discovering Penguin intends to do just that with Gotham's abandoned lighthouse, the pair must stop him before he
The GCPD find themselves dealing with a new threat in the form of Riddler, who has planted a bomb at Gotham's city hall. Yin secretly works with Batman to defuse the device, only for the pair to be forced to defuse other explosives around the city. But as they make progress, Batman begins to realize Riddler has a far greater scheme, leading him and Yin to retrace their steps when they discover that their foe intends to use Gotham's information network for his own purposes.
Batman finds himself investigating a series of thefts during a cold winter in Gotham, discovering that Firefly and Mr. Freeze are working together to steal components from various companies around the city. At the same time, Bruce must attend the GCPD's annual gala charity ball despite his investigations, but matters soon change when Firefly and Freeze use a cryogenic weapon to take control of Gotham's heating system, using it to freeze the gala while he is attending it. As the only one able to
Gotham's citizens become nervous when Joker suddenly decides to become the "Batman", going after anyone for their crimes no matter how trivial it is, and charging the city for his services. Batman, seeking to stop this, finds himself attacked by Joker, who injects him with Joker venom. Bruce, who begins to transform into a new Joker, finds he must recover Joker's venom to create an antidote, though the matter becomes complicated when Penguin commits a bank heist that draws in Joker's attention,
A group of jewel thieves find themselves being made to work for a new criminal in Gotham called Killer Croc - a large, anthropomorphic crocodile-man, who has big plans for the city. Batman soon investigates when the group begin stealing several items for a large scheme, and soon discovers that they have taken control of the city's water pumps to flood the wealthy districts, force citizens and the police out to plunder them. To prevent further robberies, Batman find he must stop Croc, and prevent
Penguin takes interest in a new sonic device that can control birds hoping to use it on a large, rare condor to commit crimes. But Batman's interference causes his trained birds to lose the device and steal another that controls bats. Penguin is shocked when he uses the devices and attracts Man-Bat to his hideout, but swiftly sees an opportunity. Batman finds himself seeking to end the situation, but the matter is not made easy when a raccoon gets into the Bat-Cave and damages equipment, forcing
Bennett is captured by Batman when he attempts to get revenge on Joker, though his actions allow his target to escape from Arkham Asylum. At his trial, both Bruce and Yin testify on his behalf, alongside Arkham's new psychiatric expert Dr. Hugo Strange, allowing Bennett to be released on probation and receive a job at Wayne Industries. His efforts to lead a normal life are not made easy when Joker launches a crime spree and he attempts to stop it. Bruce soon worries for his friend, and his fear
Joker sets up a pirate TV channel, dubbed "JTV", and announces his attentions over Gotham's airwaves to kidnap Mayor Grange. Batman soon pursues after him when he succeeds, concerned of what he is plotting after using Joker gas on him, while Yin struggles with her new overzealous partner Cash Tankinson, who attracts Joker's attention. When Cash is soon kidnapped and subjected to the same treatment, Batman attempts to rescue both victims after tracing Joker's broadcasts, but soon learns that the
Batman discovers that both he and Catwoman have a new problem in the form of Ragdoll, a triple-jointed contortionist who seeks to steal priceless artifacts. While not as their alter egos, Selina Kyle opts to befriend Bruce Wayne, though their evening together is short-lived when Ragdoll turns up again. Eager to beat him, Batman decides to lay a trap to lure both him and Catwoman, with the bait being some priceless gems a gangster hid in one of the Wayne family's properties - a clock tower.
Alfred finds that a dream he had was all too real when he and Bruce discover that he stole a Ming vase from the mansion. Seeking to find out more, Bruce discovers that Alfred and the butlers of some billionaires he works with were hypnotized by Spellbinder, a three-eyed mystic with the ability not only to hypnotise but also induce visions. It becomes clear that Spellbinder has his eyes set on the valuable Eye of Sarkana, but Alfred quickly discovers that it will not be stolen by the butlers, but
It's Halloween night, yet there are real scares in store when Solomon Grundy, a zombie legend of Gotham, comes to life and begins going after the descendants of those who founded the city, robbing them and destroying everything they own. As Batman and Alfred try to stop him, it soon becomes clear that Grundy is not all that he appears to be.
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 he stands a better chance, and uses the prototype of the device to enter Joker's mind. But he soon finds it a dangerous place to be in, and that he could go mad if he is not careful.
As a way to settle a dispute over who will claim Gotham, Joker, Penguin and Riddler have a contest to see who can capture Batman and discover his true identity. While Batman prepares to stop all three, his ally in the police force is compromised when Rojas discovers that Yin has been helping him. Soon she and Batman find themselves trying to stay ahead of the police while apprehending the three criminals, though help may be on hand in the form of Police Commissioner James Gordon, who believes th