Portal: Prelude is an unofficial prequel for Valve's hit title Portal. Its story revolves around the pre-GlaDOS epoch, even before she was plugged in. At this time, test subjects were monitored by real Aperture Science employees, whose work was tedious, lengthy and repetitive. In order to play Portal: Prelude you need to have Steam/Portal installed on your system.

Zubo is a music-based rhythm-action game featuring a unique set of characters. Players enter the world of Zubalon to help the colorful and zany inhabitants, the Zubos, defeat an evil force which is bent on world domination.

Another day, another batch of game trailers was released. Instead of giving them all their own posts, we grouped them, and so far there are trailers for:

• Dead Space [ALL] - Animated Comic #6
• Tomb Raider: Underworld [ALL] - Behind the Scenes Trailer #3
• Gears of War 2 [X360] - Never Fight Alone Trailer
• WH40K: Dawn of War II - Space Marine Campaign Walthrough Trailer
• Blitz: The League II [ALL] - Late Hits Trailer #3
• Need for Speed Undercover [ALL] - Cops & Robbers Trailer
• Vigilante 8: Arcade [XBLA] - Launch Trailer
• Skate 2 [ALL] - Goofy vs. Regular Trailer
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  We will update this throughout the day when new trailers become available. Read more for download links ...

Civilization Revolution delivers features like real-time interaction between leaders, multi-player capabilities and integrated video and voice chat, which transports the Civilization series to a level of gameplay that fans have never experienced before. Tomorrow 2K Games will release two map packs, a free Brave New Worlds pack (4 maps), and the premium Victory Pack (3 scenarios).

Taking Monster Jam monster trucks onto the streets and other urban settings and being rewarded for the scale of the damage and destruction is one of the new key features of Monster Jam: Urban Assault. Feel the crunch of twisting metal underneath as you drive legendary and world famous monster truck favorites, demolishing every vehicle you see.

Digital Combat Simulator: Black Shark is a simulation of the Russian Ka-50 attack helicopter, and will offer an unprecedented level of realism in regards to flight dynamics, instruments modeling, avionics systems, and weapon systems, but can also be played as a console-style arcade game for the casual gamer.

You're In The Movies is a minigame-laden party game that takes players' action and cobbles them together into campy B-flicks.

WoW: Wrath of the Lich King will open the forbidding wasteland of Northrend to exploration by the hardiest adventurers. New levels of power, challenging new dungeons and encounters, an exciting new character profession, and the game’s first hero class are just some of the new features awaiting players in Wrath of the Lich King.

Gatheryn is an interactive massive multi-player world of adventure, mystery and romance. You assume the role of a Victorian themed character as you explore, socialize and quest your way through the world.

Midnight Club: LA Remix will provide another incredible portable racing experience. Developed by Rockstar London, the game will take full advantage of the hardware to deliver the unrivaled sense of speed and style that the Midnight Club series is known for.