Activision, Inc. (Nasdaq: ATVI) today announced that Guitar Hero II for the Xbox 360 video game and entertainment system from Microsoft is now available on retail shelves nationwide.

Guitar Hero II for the Xbox 360 features an expanded track list of over 70 axe-smashing hits – including 10 tracks exclusive to the Xbox 360 – along with deafening rock venues, HD remodeled characters and guitars, a variety of addictive gameplay modes, and a bevy of achievement points to unlock. Also exclusive to the Xbox 360 is the ability for competitive rockthusiasts to view how their legendary performances rank on the online leaderboards. Guitar Heroes looking for even more can download exclusive gamer themes, picture packs and fresh new songs on Xbox Live Marketplace.

"With an expanded set list, blazing hot HD graphics, and a tenacious new X-Plorer guitar controller, Guitar Hero II on the Xbox 360 will allow fans to truly feel and live out their ultimate inner-rockstar fantasy," said Dusty Welch, head of publishing at RedOctane. "In addition, offering exclusive downloadable content and the added Xbox Live components such as competitive online leaderboards and tons of unlockable achievement points will help extend the gameplay experience for our hardcore Guitar Heroes to blow out more speakers and rock like never before."

Guitar Hero II, published by RedOctane, is rated T for Teen by the ESRB and is now available through RedOctane's online store: www.redoctane.com/store.html.

For more information about Guitar Hero II, please visit the dedicated community site: www.guitarherogame.com.