Santa Monica, CA – October 18, 2005 – The Global Defense Force has been given the green light to invade the Strogg home planet as id Software and Activision, Inc. (Nasdaq: ATVI) announced today that QUAKE 4 for the PC has shipped. The long-awaited sequel to QUAKE II, QUAKE 4 enlists gamers in the role of Matthew Kane, a member of the legendary Rhino Squad, to penetrate deep into the heart of the Strogg war machine and engage in a series of heroic missions to destroy the barbaric alien race. QUAKE 4 for the PC is available at retail outlets nationwide for a suggested retail price of $49.99. Additionally, fans can purchase the QUAKE 4 Special DVD Edition for a suggested retail price of $59.99, which includes QUAKE II, the QUAKE II expansion packs, and exclusive behind-the-scenes content. Both versions carry an "M" (Mature) rating by the ESRB.

"Fans can now buy QUAKE 4 and jump right into the epic battle between mankind and the Strogg," said Todd Hollenshead, CEO, id Software. "The single-player campaign has the excitement and feel of a blockbuster action movie, complimented by an addicting multiplayer component featuring all the speed and excitement of QUAKE III Arena."

Developed by Raven Software and executive produced by id Software, QUAKE 4 begins only moments after the events of QUAKE II, with the Earth's fleet launching a massive offensive to the planet Stroggos. As Matthew Kane, gamers invade the alien stronghold, fighting alone, along side other Marines, and in mechanized walkers and hover tanks as they encounter the Strogg and their disturbing amalgamations of man and machine. Built on id Software's revolutionary DOOM 3 technology, QUAKE 4 also features fast-paced multiplayer competition modeled after the speed, style, and feel of QUAKE III Arena.

For more information on QUAKE 4, please visit www.quake4game.com.

About id Software

id – Freud's primal part of the human psyche and one of the hottest game shops on Earth – has been rocking the gaming world from Mesquite, Texas since 1991. As a renowned leader in the industry, id Software forged such frenetic titles as Wolfenstein 3D, DOOM, DOOM II, QUAKE and QUAKE II. With intense graphics and mind-blowing action, id's games have helped redefine the modern video game, continually setting industry standards for technology and gameplay. And, in keeping with tradition, id Software has amplified the world of adrenaline pumping 3-D gaming with the release of their latest action titles, QUAKE III Arena, QUAKE III: Team Arena, and Return to Castle Wolfenstein. id Software's advanced DOOM 3 engine is leading the next revolution in 3-D interactive games. Check out more about id Software at www.idsoftware.com.

About Activision, Inc.

Headquartered in Santa Monica, California, Activision, Inc. is a leading worldwide developer, publisher and distributor of interactive entertainment and leisure products. Founded in 1979, Activision posted net revenues of $1.4 billion for the fiscal year ended March 31, 2005.

Activision maintains operations in the U.S., Canada, the United Kingdom, France, Germany, Italy, Japan, Australia, Scandinavia, Spain and the Netherlands. More information about Activision and its products can be found on the company's World Wide Web site, which is located at www.activision.com.

Posted: October 18, 2005