More than 2,300 participants have entered into the Doritos “Unlock Xbox” challenge, submitting their ideas for an Doritos branded Xbox LIVE Arcade game idea. The five finalists have been selected, and will now begin working side-by-side with Xbox LIVE Arcade development teams to build fully playable beta versions of their game concepts.

In Attack on Pearl Harbor, history's yours to shape: Either nation can win the war depending on your actions as players battle for supremacy behind the cockpits of some of the most prolific fighters, bombers and torpedo-bearing aircraft of the WWII Pacific Theater. Attack on Pearl Harbor is now also available on Steam for $24.95 USD with an additional 10% discount until August 27.

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:

• Saboteur [PS3/X360] - Teaser Trailer
• Call of Duty 4: Modern Warfare [ALL] - Multiplayer Perks Trailer
• World in Conflict [X360/PC] - GC 07 Trailer
• Need for Speed ProStreet [ALL] - Drag Racing Trailer
• Codename: Panzers - Cold War - Trailer
• Everlight: Fairies, Candles and a Wish - GC 2007 Trailer [German]
• SEGA Rally: Revo [ALL] - Environmental Trailer #2
• 07 Commando [NDS] - Teaser Trailer
• The Continuum - Trailer #2
• 
  
  We will update this throughout the day when new trailers become available. Read more for download links ..

SEGA's NiGHTS: Journey of Dreams is the long awaited sequel to the critically acclaimed NiGHTS franchise that gave gamers the freedom to fly in a world of dreams and imagination.

BioShock will forever change the expectations for the FPS going beyond run and gun corridors, monster-closet AIs and static worlds, creating a living, unique and unpredictable FPS experience. Already released on Xbox Live, the PC demo features the first part of the game, introducing you with Rapture and the special powers.

In Crysis, shooter fans will face a new kind of gameplay challenge requiring adaptive tactics and customization of weapons and armor in dynamic, hostile environments as mankind struggles to survive in the face of a horrific alien invasion. The Special Edition is 3-disc set containing art book, original soundtrack, exclusive in-game vehicle, making of DVD, and various other trailer footage.

H-Craft Championship is a classic sci-fi racer, where you get to control a H-Craft, a futuristic vehicle hovering above the ground driven by a gigantic rotor. The v1.2 patch/demo fixes various bugs, and adds Matrox TripleHead2Go support, enabling you to play on 3 screens simultaneously.

With World Series of Poker 2008: Battle for the Bracelets you will enter the largest sporting event in the world – the World Series of Poker, with the challenge to Beat The Brat – Phil Hellmuth!

Paramount Pictures and DreamWorks will offer next-generation DVDs in the HD DVD format and drop support for Blu-ray, further complicating the race between the competing technologies. Previously, all of its movies were released in both formats, but manufacturing the HD-DVD discs and players is much cheaper, which prompted Paramount's decision.

Virtua Fighter 5 raises the bar for console fighting games including all the features fans know and love plus enhanced gameplay mechanics, additional characters and new fighting styles, as well as newly redesigned 3D environments.