Act of War: High Treason introduces new features and content to enhance and extend the overall experience. High Treason will expand into naval warfare with over a dozen different vessels, such as AEGIS cruisers, frigates, aircraft carriers and submarines. Less scripting, better AI and camera handling. In case you missed last weeks batch, check them here.

Since the Xbox 360 launch Midway has released several of its classic games on Xbox Live Arcade, and apparently with great, financial, success. Joust, Gauntlet, Smash TV, and Robotron: 2084 will soon be joined by 5 more golden oldies such as Paperboy, Defender, Root Beer Tapper, Cyberball and good old Ultimate Mortal Kombat 3. There has been no specific launch date but it is said to be somewhere this year.

Chromehounds is a squad-based action title puts gamers in control of giant mechanized military weapons of war. With a strong focus on cooperative and competitive online gameplay, the game is sure to satisfy players looking for a deep, involving Xbox Live experience. SEGA revealed it will release Chromehounds in Japan on May 25, 2006.

NBA Ballers: Rebound is the only one-on-one basketball videogame highlighting the rags-to-riches path from an unknown Baller to today’s NBA superstar and is based on the original Midway title, NBA Ballers.

Bandai has revealed the first details about its new combat/racing game IGPX. Set in 2049, Immortal Grand Prix has become the predominant sport, where teams race mechs at insane 600 km/h speeds. You are part of Team Satomi who just won the Minor League and are now racing against big league team who are better prepared and equipped.

War Front: Turning Point explores an alternate World War II, one in which Hitler is assassinated in the early days. This new timeline includes more than just new leadership. Players will take command of experimental weapons, prototype vehicles and units rarely seen in strategy games in an attempt to alter or secure the historical outcome of World War II.

It's been quite a while since we last heard from Winback 2: Project Poseidon, but Koei announced today that Cavia's Covert-Operations game is scheduled to ship to North American retailers on April 18, 2006.

Mortal Kombat: Unchained takes the Mortal Kombat franchise to new heights with an innovative fighting system tailored for Wi–Fi functionality, unparalleled depth and brutally intense action that will appeal to long–time Mortal Kombat fans. The game features lightning–fast combat, new moves and combinations and PSP exclusive characters and environments.

Developer S2 Games today announced that it will be foregoing traditional methods of publishing and distribution for Savage 2: A Tortured Soul, making it only available for purchase as an online download on the S2 Games website.

Valve's SteamPowered website has been updated with details regarding the latest update to Counter-Strike: Source. This update adds Leet and SAS player models, fixes players being able to run up very steep slopes for short distances, fixes low-violence models not animating properly, improved player ragdolls. Just restart Steam for the effects to take place.