Batman stops two vigilantes from taking their revenge over a shady land deal. An aging Alfred hires his replacement: a female bodyguard named Katana.

A new female villain, Magpie, kidnaps Batman, who must decipher her multiple personality disorder in order to outsmart her.

Bruce puts Katana through a series of tests to prove her loyalty; meanwhile Batman battles Anarky.

Introducing the prototype of his newest product to the entire world – the Ion Cortex, a powerful device capable of solving the world’s energy crisis – Bruce Wayne hires brilliant scientist Dr. Jason Burr to work on the project. The announcement also draws the attention of one of the most dangerous groups in the world – the League of Assassins. When one of the League’s deadly assassins, Silver Monkey, attacks Wayne Manor to kidnap Dr. Burr while Batman’s in Gotham, it’s up to Alfred and Katana to keep the assassin at bay until Batman’s return.

A collection of new statues pops up around the Streets of Gotham and Batman and Lt. Gordon must work together to save the people trapped inside before the Notrorious Humphrey Dumpler (AKA Humpty Dumpty) destroys them.

Batman tries to save Rex Mason from transforming into the villain Metamorpho after he mistakenly ingests a highly dose of toxic chemicals.

Bethanie Ravencroft lures Bruce to the Argus Club in an attempt to steal the Soultaker Sword; Katana rescues him and Bruce reveals that he is Batman.

Lt. Gordon asks for Batman’s help to recover his kidnapped daughter Barbara; Batman and Katana find a rhythm working together to save her.

Katana saves Batman from Cypher , a part robot villain with the powers of mind control who is seeking the Ion Cortex.

Batman and Katana are in a race against time to escape a chemical weapons facility before it’s destroyed.

Professor Pyg and Mr. Toad are back...and they've set their sights on Gotham's elite couture culture. Leaving clues that only Batman can decipher, they attack both a model and a clothing designer -- encasing them in deadly traps. Although Batman and Katana are able to save the day, they miss Pyg and Toad's master plan: to destroy the yacht where the after-party for Gotham's Fashion Week is being staged. Every fashion icon in the world will be there... as well as Bruce Wayne!

Magpie returns… and is determined to take out Batman’s new partner Katana at any cost.

Jason Burr steals the Ion Cortex in order to make a deal with the League of Assassins.

Batman makes an unlikely alliance with Silver Monkey to escape from the League of Assassins.

Ra's al Ghul recruits an army of Batman's foes (Professor Pyg, Mr. Toad, Magpie, Tobias Whale, Phosphorus Rex, and Cypher) in order to eliminate him.

Six months after the black out, new DA Harvey Dent is trying to put a stop to the mask and cape crisis.

Batman and Katana team up with Rex Mason, also known as the "Golem of Old Gotham", as they combat an increasing army of armored thugs that have been terrorizing several parts of Old Gotham. In addition, they also dodge Harvey Dent's newly-created Special Crimes Unit, which is ordered to take down both the armored criminals and the vigilantes fighting them.

Humpty Dumpty captures Batman, Katana, Gordon, Mayor Grange and Tobias Whale and makes all of them play his Murder Mystery Game.

In order to track a thief who has stolen a dangerous piece of code-breaking software, Batman has himself arrested and thrown into Blackgate prison.

Batman and Katana encounter a strange Man-Bat creature, who is the experimental result of Pyg and Toad's animal army of mutant humans.

An old friend of Bruce Wayne's comes to him for help, when her father has been cloned by a mysterious organization to create an army of super soldier man hunters.

Desperate to rid the city of Batman, Harvey Dent allies with Anarky, who recruits a new hero to take Batman's place... Deathstroke.

When Batman and Katana are ambushed in the Gotham subway by Killer Croc, it's up to Barbara Gordon to save them. Only one problem: Barbara is on a date.

When Bruce Wayne is "assassinated" by Batman, he lets the world think he's dead and goes in search of the imposter - "The Bad Batman".

Batman continues to work in secret so he can find answers, while Harvey Dent recovers in Gotham Hospital. Blaming Batman for everything, he enacts martial law in Gotham.

When Alfred is taken hostage by Deathstroke in the Batcave, Batman must face him alone. Harvey Dent reveals his true nature as Two Face.