The following pages outline all of the DLC available for Batman: Arkham City.
Catwoman DLC
The Catwoman DLC came with new copies of the game for Xbox 360 or PlayStation 3. This included new side missions, weapons, and skins for Catwoman.
Nightwing Pack
This was released on November 1, 2011, and made Batman sidekick Nightwing playable in the challenge maps and introduced two new challenge maps: "Wayne Manor" and "Main Hall." It also included a second Nightwing skin.
Robin Pack
This was released on November 22, 2011 and made Batman sidekick Robin playable in the challenge maps and introduced two new challenge maps: "Black Mask Hideout" and "Freight Train Escape." It also included two new Robin skins.
Skins Pack
This was released on December 6, 2011 and included all of Batman's various pre-order skins. These include designs from The Dark Knight Returns, Batman: Earth One, the Bronze Age, Batman: The Animated Series, Batman Beyond and Sinestro Corps. One more skin, from Batman Incorporated, was later released for free.
Challenge Pack
This was released on December 20, 2011 and included three challenge maps. Two, "Iceberg Lounge" and "Joker's Carnival," were aviaiable for pre-order and the map "Batcave" was new.
Harley Quinn's Revenge
This was the only story-based DLC and was released on May 29, 2012. This DLC has the player control Robin two weeks after the events of Arkham City, with Harley Quinn as the main villain.
