October 23, 2007 - Valve and Codemasters, a leading developer and publisher of critically acclaimed video games, today announced an agreement that will see a collection of new and future PC titles being available via Steam, a leading platform for the delivery of PC games and digital content with over 13 million accounts around the world. Codemasters' debut Steam release, Clive Barker's Jericho, is available today, October 23, in North America and on Friday, October 26, in the rest of the world.

The following Codemasters titles will be available via Steam:

• Clive Barker's Jericho - The supernatural horror FPS based on an original concept from the novelist and filmmaker Clive Barker. Clive Barker's Jericho is rated "M" (Mature - Blood and Gore, Intense Violence, Sexual Themes, Strong Language - Content that may be suitable for persons ages 17 and older) by the ESRB. Steam Release: Today in North America; October 26 in rest of world.

• Overlord - The twisted, fantasy action adventure game that's all about being ruthless, determined, and even a little despotic. Assisted by a loyal horde of mayhem-creating minions, players must pillage lands and conquer kingdoms in order to be proclaimed the new, all-powerful Overlord. Created by Dutch developer Triumph Studios, Overlord is rated "T" (Teen - Blood and Gore, Crude Humor, Suggestive Themes, Use of Alcohol, Violence - content suitable for persons ages 13 and older) by the ESRB. Steam Release: October.

• DiRT - The award winning off-road racer delivers an exhilarating thrill ride through a massive range of racing experiences on gravel, mud and dirt, right across the globe. Compete in 850bhp cars through high speed blind corners and perilous cliff edges of Hill Climb events, the multiple car Rally Raid competitions across grueling desert terrain and switch between dirt and road racing with Rally Cross event. Plus Crossover circuits and events from the CORR (Championship Off -Road Racing) series in the U.S. DiRT is rated "E" (Everyone - Alcohol Reference, Mild Language, Mild Violence) by the ESRB. Note: The game is titled "Colin McRae: DiRT" in Europe and other PAL territories. Steam Release: October.

"With major new content in the portfolio, Codemasters continues to expand its publishing and distribution reach," said Peter Chan, Director, Business Development, Codemasters. "As the industry's leading online platform for digital delivery of PC entertainment, Steam is a natural addition to the suite of leading platforms Codemasters is targeting with its leading new and recent releases."

Future titles from Codemasters, such as Turning Point: Fall of Liberty, will be made available day and date with their retail release.

"From DiRT to Clive Barker's Jericho Codemasters library of PC titles is one of the most diverse and innovative collections in the industry today," said Jason Holtman, director of business development at Valve. "These and future Codemasters' releases are a perfect match for the millions of PC gamers connecting to Steam each week to discover the latest games available from publishers and developers around the world."

Please visit www.steamgames.com for more information.