Broken Steel is the third downloadable episode for the 2008 RPG Fallout 3. The DLC, slated for release on May 5, 2009, is only available for the Xbox 360 and PC.Joystiq: "Broken Steel" DLC Makes Fallout 3 Endless on May 5 (April 21, 2009)

While the Xbox 360 version is not mired in the download issues that plagued Fallout 3: The Pitt, PC users experienced a Windows Live DRM Install error after loading the 476.1 MB update.Eurogamer: Fallout 3: Broken Steel DLC PC problems (May 5, 2009) The Xbox 360 version was also problematic with earned Achievements not being properly credited to player accounts due to a synchronization issue.Joystiq: Broken Steel Achievements not showing up on Live, fix incoming (May 6, 2009)

May 8, 2009: Microsoft has fixed both the PC and Xbox 360 versions.Eurogamer: Broken Steel PC and 360 fixed (May 8, 2009)

1. Puppies! - Dogmeat can be reincarnated as a puppy when he dies
2. Nerves of Steel - Increases the regeneration rate of Action PointsFallout Wiki: Broken Steel Perks

Though few details have been released, the Broken Steel DLC for Fallout 3 will put players in the role of a Brotherhood of Steel soldier as that organization tries to rid the Capital Wasteland of the Enclave. The story will pick up where Fallout 3 originally ended and provide further gameplay beyond the main the story. The developers have also said the DLC will alter the ending of the original game, and players will need to first complete the main story in order to play the missions in Broken Steel.UGO: Fallout 3 Broken Steel to Change the End of the Game

Besides continuing on the main story of Fallout 3, another major change that Broken Steel will bring to the game is the ability of players to level their characters up to 30. Before, players had only been able to level their characters up to 20.

Besides that, the core gameplay is likely to stay the same, with the player having a variety of weapons to choose from, as well as the ability to choose to be good or evil, and only take on missions they want to.1UP.com: Fallout 3 Level Cap Going To Thirty