A refreshing twist on a classic sport, Rocket Bowl offers a '50s style retro-futuristic vibe, out-of-this-world courses and rocket-powered bowling balls; Rocket Bowl rolls a perfect game of fun on the Xbox Live Arcade. Players will compete in tournaments, challenge their friends in multiplayer, test their skills in mini-games and more!

Empire Interactive's new character-driven crime detective adventure, Unsolved Crimes, brings a new level of gaming excitement to the NDS integrating the thrills of an action game with the mental challenges of a 3D crime investigation.

Guitar Hero: World Tour will feature guitar, vocals, drums, the ability to create your own songs (and upload them on GHTunes), four-player on/offline co-op, and an eight-player battle of the bands multiplayer mode (4vs4). Activision has issued an updated release schedule revealing World Tour is scheduled in Europe for Nov. 7, and also lists a PC version, confirming an earlier rumor.

UPDATE: Activision revised the list and removed the PC edition.

Aion is the ultimate MMORPG with strengthened interaction between players. Aion’s world consists of 3 realms - the heavens, the devildom and the dragon realm. Players will experience dynamic communications with the world of Aion as they conduct strategic battles.

Game Factory Interactive announces Clutch, a hardcore vehicular combat racing game developed by Targem Games, known for Hard Truck Apocalypse and Battle Mages.

Games Distillery's AQUA is an action-arcade title in a Victorian-era-inspired maritime setting featuring appealing storytelling and gigantic steamships going into battle.

Gears of War 2 picks up six months after the events of the original, thrusting players back into humankind's epic battle for survival against a nightmarish force of underground creatures known as the Locust Horde (thanks SpaceCat).

The game draws its inspiration from equestrian Tim Stockdale's 20 years representing the UK, to recreate the sport perfectly. Fulfilling every young girl’s dream of riding a horse, Tim Stockdale's Riding Star captures the sport beautifully in Show jumping, Dressage and Cross Country modes.

Castle Crashers is a four-player game for the Xbox Live Arcade, where players are knights on a quest to regain a stolen idol. Embark on the adventure on your own or with up to three friends and discover the mind-boggling magic and mystery in the mythical world. A victim of its own success, the servers are flooded with players, which is causing multiplayer connectivity issues.

Indie developer Hidden Path Entertainment's Defense Grid: The Awakening, powered by Emergent’s Gamebryo engine, is a unique spin on tower defense gameplay that will appeal to players of all skill levels.