This page offers a status report on development of patches for Gotham City Imposters, the offbeat first-person shooter based on vigilantes and criminals inspired by Batman and the Joker (thanks Gamer's Hell). This has news that version 1.1 is now available for the PC edition of the game, offering free DLC in the form of a new map and other new content. This funny trailer shows off the DLC, and here's word on what it includes:

• Added 25th Floor map
• Added The Falcon Blade and Kingmaker weapons
• Added the Nimble Fingers Fun Fact
• Added the Toxic Gas Support Item
• Added many new costume choices
• Improved matchmaking (Join-in-progress functionality, dedicated server improvements, lag improvements, stability improvements)
• Improved hit-detection