REDOCTANE® LAUNCHES OFFICIAL GUITAR HERO II™ COMMUNITY WEBSITE

Fans to Now Enjoy Updated News and Information on Guitar Hero II

Sunnyvale, CA – October 24, 2006 – Guitar Hero II™ has added a new stop on its scheduled world tour, as RedOctane® today announced the official launch of a freshly designed interactive community website: www.guitarherogame.com . Guitar Hero™ fans and rock enthusiasts will now have an online destination for the latest information and news updates for the highly-anticipated title, along with accessibility to exclusive new features, images, contests, and a dedicated community message board.

“The enthusiastic support for Guitar Hero through our worldwide community of fans has been absolutely tremendous, and undoubtedly vital to the popular franchise’s growing success,” said Kai Huang, president of RedOctane. “To express our great appreciation, we wanted to create an interactive site that reflects the same creative passion and easy to use experience as Guitar Hero. We look forward to helping everyone rock out even harder this time around.”

Guitar Hero II is the follow-up to 2005’s award-winning release, Guitar Hero, which rocked the game industry and garnered a stack of awards including: “Best Offline Multiplayer Game 2005” and “Music Game of the Year 2005” from IGN.com, “Best Soundtrack 2005” at the Spike TV Videogames Awards and five D.I.C.E. awards, including Outstanding Innovation in Gaming and Family Game of the Year.

A limited edition Guitar Hero II t-shirt is now available for consumers that pre-order the game through RedOctane’s online store: www.redoctane.com/store.html. Rated T for Teen by the ESRB, Guitar Hero II is scheduled for their next rock star performance November 7th on the PlayStation®2 computer entertainment system.

About RedOctane

RedOctane, Inc. is a publisher and distributor of interactive entertainment software, hardware and accessories. The company offers its interactive entertainment products in versions that operate on the PlayStation®2 computer entertainment system console from Sony Computer Entertainment, Xbox™ video game system from Microsoft, and on personal computers ("PC"). RedOctane's leading software product offerings include Guitar Hero™ for the PlayStation 2. RedOctane also designs, manufactures, and markets high quality video game peripherals and accessories and has won awards for the Ignition® Dance Pad and the Guitar Hero SG® Controller. Headquartered in Sunnyvale, California, RedOctane is a wholly-owned subsidiary of Activision, Inc (NASDAQ: ATVI). More information about RedOctane and its products can be found on the company's website, which is located at www.redoctane.com.

The statements made in this press release that are not historical facts are "forward-looking statements". These forward-looking statements are based on current expectations and assumptions that are subject to risks and uncertainties. The Company cautions readers of this press release that a number of important factors could cause Activision's actual future results to differ materially from those expressed in any such forward-looking statements. Such factors include, without limitation, product delays, retail acceptance of our products, industry competition, changes in consumer preferences related to music-based games, rapid changes in technology and industry standards, protection of proprietary rights, maintenance of relationships with key personnel, vendors and third-party developers, international economic and political conditions, integration of recently acquired subsidiaries and identification of suitable future acquisition opportunities. These important factors and other factors that potentially could affect the Company's financial results are described in our filings with the Securities and Exchange Commission; including the Company's most recent Annual report on Form 10-K and Quarterly Report on Form 10-Q. Readers of this press release are referred to such filings. The Company may change its intention, belief or expectation, at any time and without notice, based upon any changes in such factors, in the Company's assumptions or otherwise. The Company undertakes no obligation to release publicly any revisions to any forward-looking statements to reflect events or circumstances after the date hereof or to reflect the occurrence of unanticipated events.

Guitar Hero II © 2006 RedOctane, Inc. Guitar Hero is a trademark and RedOctane is a registered trademark of RedOctane, Inc. and Activision is a registered trademark of Activision Publishing, Inc. All rights reserved. Game code © 2005-2006 Harmonix Music Systems, Inc. Developed by Harmonix Music Systems. Gibson®, S.G.®, and the overall shapes of the SG controller and the guitars are trademarks of Gibson Guitar Corp. under license by RedOctane, Inc. “PlayStation” and the “PS” Family logo are registered trademarks of Sony Computer Entertainment Inc. All other trademarks