THQ and Valve today announced an agreement to power the PC version of 4A Games' Metro 2033 with a collection of Steamworks features and to offer the title electronically to the 25 million-plus gamers playing PC games via Steam. Metro 2033 is an upcoming action-oriented title with a combination of horror, survival, RPG, and first-person shooter elements. Based on the novel Metro 2033 by Russian author Dmitry Glukhovsky, the game is being developed by 4A Games in Ukraine. All PC versions of Metro 2033 will be powered by Steamworks, providing gamers with auto-updating, Steam Achievements, Steam support for in-game DLC, and more. "Metro 2033 is an incredibly rich experience featuring a truly unique setting, haunting atmosphere and cutting edge graphics," said Richard Williams, THQ Vice President of Global Brand Management. "By leveraging the power of Steamworks and the reach of Steam, we are able to provide an even greater gameplay experience and expose the game to millions of gamers around the world." Metro 2033 is available for pre-purchase via Steam. Those who pre-purchase the game will also receive one free copy of Red Faction®: Guerrilla. The game is slated for worldwide release the week of March 15 at retailers and via Steam. More information about Metro 2033 can be found at www.Metro2033Game.com. Steamworks is a complete suite of publishing and development tools -- ranging from product key authentication to social networking services -- offered free of charge to publishers and developers. For more information, please visit www.steampowered.com.