Galactic Civilizations II: Dark Avatar adds a gripping new single-player campaign sees the elimination of two of the game’s alien races and the introduction of several others.

XNA Game Studio Express opens up the world of game development to the masses and is now available for free to anyone with a WinXP-based PC. Microsoft also unveiled the XNA Creators Club, opening up video game development to untapped creative minds, enabling anyone to affordably build and play amazing game ideas on Xbox 360.

Fasten your seatbelt and be prepared for the race of your life as Formula One 06 brings players a brand new gaming experience, allowing you to get closer to the sport than ever before, and take part in the 2006 FIA Formula One World Championship and truly interact with the sport.

Tribal Trouble is a fast paced realtime strategy game where you will find yourself pitted against your computer or online players. Oddlabs has released an updated demo, allowing you to try out 6 tutorials and single- and multiplayer modes on computer generated maps.

SEGA announced Alien Syndrome, a fast-paced action-RPG set in a stunningly imaginative sci-fi universe, offering two fast-paced action-RPG modes – the dramatic and engaging single-player campaign, plus a hugely re-playable co-op multiplayer mode where up to four players can delve into the daring quest.

The latest issue of Game Informer reveals some new information about Nintendo's Zelda franchise, some good, some bad. Now that The Legend of Zelda: Twilight Princess for the Wii is available everywhere, sources have it that Nintendo has already been working on an all new title in the franchise, for almost a year, and could see the light of day sooner than expected. Less positive news is that The Legend of Zelda: Phantom Hourglass has been delayed until October 2007, and has been greatly reworked since E3 2006.

Ghost Recon Advanced Warfighter 2 will feature changing climate, improved AI, an advanced Cross-Com system, air strikes from jet fighters, new weapons and a new soldier class, the Medic.

Armed Assault is a realistic, combat gaming offering freedom of action and immersive complex environments, blended with a unique touch of total simulation. Bohemia has released a beta version of its Win32 dedicated server, so you can host your own games.

Tales of Destiny 2 is the sequel to Tales of Destiny, originally released on PS2 4 years ago. Set 18 years after the original, Tales of Destiny 2 introduces two new heroes, Kyle Dunamis and Reala. The game uses mostly 2D, except for map movement, battle sequences are real time using the new Trust & Tactical Linear Motion Battle System (TT-LMBS).

Caesar IV takes the city-building genre into the 21st century, with new gameplay and features, and a cutting edge 3D graphics engine developed specifically for the title.

Fist Bravo is an addon for Vietcong 2 that addresses and fixes many of the issues with the original release of the title and provides gamers with new equipment options, new multiplayer maps and much more.

Glukoza: ACTION! combines exhilarating 3rd person action game with classical fighting, when you move from one level to another, beating your enemies hard. Player controls Glukoza directly and can use various types of weapons that can be found within game levels. Melee and hand-to-hand combat modes are also present.

SEGA has signed an agreement with 20th Century Fox to develop multiple next-gen and PC games set in the "Alien" universe, including a first-person shooter and an RPG, with the first to be released in 2009. SEGA is in talks with actors from the films, including Sigourney Weaver and Lance Henriksen, to provide their likenesses and voices for the games. Aliens vs. Predator is not part of the deal, for which a second game might tie in with the movie.

Tiberium, a self-replicating alien substance that has infected the Earth, is spreading like a radioactive ice age. The GDI is fighting to contain Tiberium, but The Brotherhood of NOD has other plans for Earth. Earlier EA hinted at a 3rd race, which has now been identified as an Alien species, attacking Earth to take their part of the Tiberium. You'll be able to command the new race halfway through the campaign mode, although shorter than the other 2 sides (15 missions, compared to 35 for the GDI/NOD).

More than $495,000 worth of toys, games and books on the wish lists of more than 35 participating children’s hospitals have already been purchased as part of the gamer supported charity, Child’s Play

Fuzion Frenzy 2 is a party game set in space that combines futuristic arcade action, superior mini-games, tournament modes, and custom tailored games with online features such as multiplayer and customizable tournaments.

In Small Arms, up to four players can join in the battles across many dynamic and richly detailed levels. Gamers can choose from a cast of outrageous fighters like the cyborg tabby cat, assassin truffle pig and mutant chimney sweep. While jumping from platform to platform shooting with 360° aim, gamers of all skill levels will be able to pick up and play this innovative side-scrolling action title.

WWE SmackDown vs. RAW 2007 enables players to experience the intensity of being a WWE Superstar like never before with key updates and new game play features. Environmental hotspots let players select and control multiple objects in and around the ring, as well as from crowd members, to inflict damage on their opponents.

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:

• Secret Files 2 - Trailer
• Rogue Galaxy [PS2] - Trailer #5
• 
  
  We will update this throughout the day when new trailers become available. Read more for download links ...

Starting as a small town star and working through the ranks to become a national legend, Sprint Cars: Road to Knoxville lets players race in several single player modes packed with options or engage in a two-player, split-screen arcade mode for one race or an entire season. Valusoft has released a 60 min try before you buy demo, which can be unlocked to the full game by purchasing a license key.

Fatal Inertia mixes street racing, demolition derbies and rallying with a futuristic setting where machines no longer need wheels and the laws of physics govern all. The sport is called Inertia and it's one that offers a heady mix of speed, combat and real world environments that can be used to make your victory and break your opponents.

Battlefield 2142 is set in the future, the world is plagued by a second Ice Age, and wars have broken out over the remaining territories. EA has released a beta version of the upcoming v1.10 patch, so use at your own risk.

Flight Simulator X will present players with a wide array of new aircraft to fly in a beautifully rich and believable world which will contain greater detail than past entries in the franchise.

Ubisoft announced The Vikings addon for Blue Byte's strategy 2D to 3D remake The Settlers II: The Next Generation, which will obviously add the Viking race, new campaign with 12 missions, all other races become playable in singleplayer, new quest system, and more.

Warhammer: Mark of Chaos is an RTS game set in the renowned Warhammer world, featuring epic battles within massive landscapes, while offering an astounding level of detail, from a bird's eye view down to the insignias on a warrior's armor. Namco will release the v1.6 patch on Monday which will add new features, fix bugs/crashes, and add a slew of unit/item balance tweaks.