Martial Arts: Capoeira: Twelve Interactive's new multi-platform title signed worldwide by Graffiti Entertainment

CROTONE, ITALY - December 03, 2007

TWELVE INTERACTIVE, a leading Italian console game developer, and GRAFFITI ENTERTAINMENT, a wholly owned video game developer and publishing subsidiary of Signature Devices, Inc. ( http://www.signaturedevices.com ) (Pink Sheets: SDVI - News) announced today that they have signed a publishing agreement for TWELVE INTERACTIVE’s second multi-platform title MARTIAL ARTS: CAPOEIRA, for Nintendo Wii, Nintendo DS, PlayStation®2, PSP™. and PC. The title is scheduled for a multi-SKU release in Q4 2008.

"This is our second multi-SKU project, based on our Intellectual Properties," comments Giuseppe Crugliano, Managing Director of Twelve Interactive. "Martial Arts: Capoeira is an extremely ambitious game, that deserves a great partner like Graffiti Entertainment. Thanks to this partnership we can put in the best resources and count on the professional support of the Graffiti team."

Kenneth Hurley, CEO of Signature Devices and Graffiti Entertainment, says, "We are very excited to add Twelve Interactive to our ever growing list of developers that Graffiti Entertainment will publish for. The different platforms selected for this game makes it a great investment for us. We are rapidly building our game catalog with unique exciting video game titles and are looking forward to launching Martial Arts: Capoeira in 2008."

About Martial Arts: Capoeira:

Martial Arts: Capoeira is the most exciting and original fighting game ever created! Sport and RPG elements have been combined with traditional fighting game mechanics for the very first time, to offer unrivalled realism and challenging brutal gameplay. Train until you sweat blood to increase skills such as endurance, speed, leg and arm strength. Then when you think you’re ready, take part in underground street fights for cold, hard cash. Become one with your gamepad or Wiimote and strive to earn the right to call yourself the most powerful Capoeira fighter in the World!

FEATURES:

• 12 distinct Fighters with 10 customizable fight skills

• Compete within authentically reproduced and famous cities from around the world

• Fight, win money, and buy training sessions to increase your skills

• Bet against other fighters in outlawed Street Fights or‘Rodas’

• Realistic fights. KO your opponent with killer attacks!

• Game modes: Tournament, Arcade, Quick Fight, Survival and Training

• Hundreds of real motion-captured Capoeira moves

The game sell sheet can be downloaded from: http://www.twelvegames.com/press/Martial_Arts_Capoeira_Sellsheet.pdf

For further information please contact:

Sarah Lawton-Hurst

PR Manager at Twelve Interactive

sarah@twelvegames.com

Tel.: +39 (0)962 29656

Giuseppe Crugliano

Managing Director of Twelve Interactive

info@twelvegames.com

Tel.: +39 (0)962 29656

About Twelve Interactive:

Twelve Interactive is a leading Italian game development company founded in 2003 by Giuseppe Crugliano. In just a few years the company has become one of the most important console game developers in Italy, thanks to CID The Dummy (previously Crash Dummy), an action platformer for Nintendo Wii, Nintendo DS, PSP™., PlayStation®2 and PC, out in March 2008, published by Oxygen. The company is a Nintendo Wii, Nintendo DS, PlayStation®2, PSP™. and PLAYSTATION®3 developer, and the staff is made up of 15 full-time employees, plus external contractors.

Twelve Interactive uses high profile technology for game development, such as VICIOUS ENGINE ( www.viciousengine.com).

About Signature Devices, Inc. and Graffiti Entertainment LLC:

Based in Redwood City, Calif., Signature Devices, Inc. ( http://www.signaturedevices.com) (Pink Sheets: SDVI - News) creates, develops and manufactures advanced information technology, including computer systems, software and electronics products. One of the company's premier technologies includes a blend of hardware and software for image generation technology used in video games and simulations. Signature Devices also owns Graffiti Entertainment, LLC ( http://www.GraffitiEntertainment.com), a publisher of interactive entertainment software for advanced entertainment consoles.


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