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).

Walk It Out invites players to experience a revolutionary workout where walking to the beat of great music unlocks the secrets of a rich, interactive world, while burning calories and increasing fitness!

Sony has rolled out new PlayStation Store content, starting with Buzz Jr. Robo Jam ($4.99), Battlefield: 1943 ($14.99), demos for Ghostbusters and Battlefield: 1943, DLCs for MotorStorm Pacific Rift, Cross Edge, Dynasty Warriors 6 Empires, Midnight Club Los Angeles, Skate 2, song packs for Guitar Hero World Tour and Rock Band, as well as the usual game/movie trailers, PS3 themes and downloadable PSP games (Spec Ops: Stealth Patrol and XS Junior League Soccer).

Modern Warfare 2 continues the gripping and heart-racing saga with an unprecedented level of action as players face off against a new threat dedicated to bringing the world to the brink of collapse. Shortly after being unveiled earlier this year Activision indicated that it had dropped the Call of Duty moniker to make the game stand on its own, but by introducing the official boxcover art, it seems that Modern Warfare 2 is back into the Call of Duty fold.

Boasting a wholly unique look and feel, Need for Speed Nitro delivers the fun and exhilaration of high-speed racing, as you battle through the mayhem of aggressive cops, take corners at 150 mph, and own the competition on extreme tracks.

With Piranha Games working on MechWarrior 5, Smith & Tinker announced that, in celebration of BattleTech's 25th anniversary, its predecessor will be released for free by MekTek Studios along with its expansion packs. MechWarrior marks an epic struggle to reclaim your birthright as you command an awesomely armed 40-foot tall, 80-ton, 90-mile per hour war machine across the remote battlefields of a hostile world.

Spiderweb Software's Avernum VI, the final game in the series, is set in the world of Avernum, an enormous series of caves far below the surface of the world. Travel into the strange subterranean land of Avernum, full of dungeons, labyrinths, and constant warfare.

Forza Motorsport 3 unites the racing game genre, making it possible for everyone to experience the thrill of the world’s most exotic and exquisite cars on over 100 renowned real-world tracks and exotic road courses from around the globe. Turn 10 community manager Che Chou confirmed there will be "no weather, night racing, or rally in the game."

In One Piece: Unlimited Cruise, the motley crew of Straw Hat Pirates find themselves aboard the Thousand Sunny ship, the ship of 1,000 seas, as they set sail to a variety of mysterious islands and begin their fantastic adventures.

Last year Microsoft launched a new initiative, the Summer of Arcade, going all out with big new titles for Xbox Live Arcade. This year is no different, and starting the new season on July 22, the list of titles (and prices) have been revealed.