Announced a few weeks ago, Obulis, Meridian4's physics-based hardcore casual game, will be available Mar. 19 on Steam and will cost $9.99.

In UT3 you assume the role of a futuristic warrior engaged in contests of intense shooting battles against skilled opponents, controlled by human contestants online or by AI, fought with the most powerful sci-fi weapons and vehicles. Last week's Unreal Tournament 3 free weekend and 40% off sale boosted simultaneous player numbers by 2000%, so Valve decided to extend the 40% off sale through Sunday, March 22, as well as an encore of the Free Weekend beginning this Friday.

Last year Tripwire Interactive added Steamworks to its WWII multiplayer FPS Red Orchestra: Ostfront 41-45, and while various other functionalities were incorporated, Steam achievements were not included. Next week Tripwire will release a free patch adding just that, as well as an all new map.

Burnout Paradise gives you license to wreak havoc in Paradise City, a seamless racing battleground, with massive traffic-heavy roads to abuse. The PC edition will have expanded online features, and community-driven content.

In NeoSteam, Hanbitsoft's free-to-play MMORPG, players take part in the epic battle between the Kingdom of Elerd, who rely on magical spells, and the Republic of Rogwell, who use their technological advantage in battle. No matter which side of the conflict a hero stands for, his most important resource will be the eponymous NeoSteam.

In UT3 you assume the role of a futuristic warrior engaged in contests of intense shooting battles against skilled opponents, controlled by human contestants online or by AI, fought with the most powerful sci-fi weapons and vehicles. To celebrate yesterday's Titan Pack update, Steam is offering UT 3 Black edition (the game + pack) for free this weekend, and 40% off after that until March 15 if you end up liking it...

Braid is a unique 2-D puzzle-platform experience that bends all the rules with the manipulation of time. Braid plays with the conventions of video games while posing truly challenging puzzles for the platform gamer.

Square Enix has signed an agreement with Valve to bring its titles to customers in North America via Steam on April 9, starting with SE's RPG The Last Remnant, as we revealed yesterday.

The Last Remnant is Square Enix's latest single-player RPG game, powered by the Unreal Engine 3, with two main characters, each one appealing to a specific territory. Koch Media confirmed that TLR will require online Steam validation, indicating it will also be available as digital download.

Atlus' Neo Steam: The Shattered Continent is the only massively multi-player online role-playing game (MMORPG) of its kind, set in the uniquely creative genre of “steampunk,” where 19th century steam-based technology meets fantasy inventions.

Empire: Total War, the new installment in The Creative Assembly’s Total War RTS franchise, will maintain the series 3D battles, grand turn based campaign map and rich historical flavor while for the first time introducing 3D naval combat into the series.

Set in a modern day survival-horror universe, the co-operative gameplay of Left 4 Dead casts four "Survivors" in an epic struggle against hordes of swarming zombies and terrifying "Boss Infected" mutants. If you stuill haven't picked up Left 4 Dead yet, there is no excuse left, as Steam is offering the zombie shooter 50% off, this weekend only.

WH 40k: Dawn of War II takes players to the brutal frontlines of war where they’ll experience intense action and visceral combat through a non-linear single player experience and a fully co-op campaign.

This weekend only, Steam is offering you to save 30% on anything and everything in Rockstar Games' catalog. This includes recent releases such as Grand Theft Auto IV and Bully: Scholarship Edition, as well as past hits such as Max Payne 2 and the highly-rated Grand Theft Auto: Vice City.

In preparation for Epic's big Unreal Tournament 3 update, fans who own a retail copy may now freely register it with Steam, which will then be updated automatically via Steam and introduce support for Steamworks Achievements (with over 50 Achievements), plus a host of new features and enhancements in AI, Server Browsing, Demo Recording, Mod Support, and more.

WH 40k: Dawn of War II takes players to the brutal frontlines of war where they’ll experience intense action and visceral combat through a non-linear single player experience and a fully co-op campaign. The DoW II multiplayer beta will be available on Steam for Soulstorm owners at 12:01 a.m. GMT (7:01 p.m. EST) tonight.

Sony Online Entertainment has signed a distribution agreement with Valve to bring its MMO titles to Steam, starting with the EverQuest and EverQuest II collections, as well as Vanguard: Saga of Heroes and Pirates of the Burning Sea.

Valve has issued an update for its digital delivery service Steam, allowing users to surf the web via a simplified browser (Flash is supported). Activate your in-game overlay and a web tab will now be included in the options, which then opens the browser, although only offering basic functionality. Check out the full notes for other update info.

Mid Dec. 2008 Electronic Arts finally caved and decided to offer its latest titles through Valve's digital delivery system Steam, in addition to its own, often criticized, EA Store. The initial titles were Spore, Spore Creepy & Cute Parts Pack, Warhammer Online, Mass Effect, Need for Speed Undercover and FIFA Manager 2009, with more to follow. Several weeks later a second batch of titles has been added, Command & Conquer: Red Alert 3, and Dead Space with Mirror's Edge to follow in the near future.

The Steam Holiday sale is on now. Through Jan. 2, 2009, every game on Steam is available at 10% to 75% off the regular price. Select publisher catalogs such as Ubisoft, THQ, and 2K Games are 25% off. Award-winning titles such as Bioshock and Portal are available for 75% off the regular price.

Meridian4 has decided to give gamers a break this holiday season and will slash its Steam lineup by 50%, while also introducing the Meridian4 pack, where you can get every single one of their games on Steam for one low price of $49.99.

Last week, EA brought its titles to the North American users of Steam, and now Europeans also have access to the same titles, such as Spore, Spore Creepy & Cute Parts Pack, Warhammer Online: Age of Reckoning, Mass Effect, Need for Speed Undercover and FIFA Manager 2009, with Red Alert 3, Mirror's Edge and Dead Space to follow shortly.

As was hinted at earlier this week with the sudden Spore EULA appearance, EA is bringing its titles to Steam starting with Spore, Spore Creepy & Cute Parts Pack, Warhammer Online: Age of Reckoning, Mass Effect, Need for Speed Undercover and FIFA Manager 2009, with Red Alert 3, Mirror's Edge and Dead Space to follow shortly.

Even though last year Valve and EA partnered up to distribute The Orange Box, which was available at retail and as digital download, both companies have their own download services. Earlier this year, Crytek signed its own agreement with Valve to offer Crysis Warhead, an EA title, through its Steam delivery service, which is superior to EA's download platform. A recently spotted End User License Agreement for Spore might be the first indication that financially hurting EA might be considering offering its titles on Steam, starting with Maxis' life simulation game.