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

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.

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.

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

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

Note: Included on Season One, Part One: Shadows of Gotham DVD/Blu-ray.

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

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.

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

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.