REDWOOD CITY, CA--(MARKET WIRE)--Jul 30, 2008 -- Signature Devices, Inc. (Other OTC:SDVI.PK - News) is pleased to announce that the Company's open source video game development platform, the Elemental Engine II, is now available for download. Signature Devices will be showcasing the Elemental Engine II on the the company's social networking site (www.phatyaffle.com). Signature Devices initially unveiled the platform in San Fransisco, CA, at this year's Game Developers Conference in February.

Elemental Engine II is a full open source game engine capable of editing and creating 3D video game worlds in real time. Elemental Engine II covers all video game development features, such as 3D rendering, 3D audio, and graphical user interface (GUI) design. The Engine contains built-in networking capabilities including multiplayer online games with tournaments and statistics that integrate into the www.phatyaffle.com website. It also features artificial intelligence using hierarchal state machines and LUA scripting. Elemental Engine II is fully capable of working with next generation consoles and includes LUA scripting, particle system, and is backed by a full physics system. There is also a fully functioning world editor complete with source code.

Support for the Elemental Engine II is through a community-based system at http://wiki.phatyaffle.com and source is available at http://svn.phatyaffle.com. To obtain access it is required to register at www.phatyaffle.com as a developer and the registration is free.

"Signature Devices has naturally felt that we needed to give back to the game development community. The Elemental Engine II received an overwhelmingly positive response at this year's Game Developers Conference and we believe it will become very popular among industry insiders," stated Kenneth Hurley, CEO of Signature Devices, Inc. and Graffiti Entertainment, LLC.

About Signature Devices, Inc. and Graffiti Entertainment LLC:

Based in Redwood City, Calif., Signature Devices, Inc. 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, Inc. (www.GraffitiEntertainment.com), a publisher of interactive entertainment software for advanced entertainment consoles.

The information in this press release includes certain "forward-looking" statements within the meaning of the Safe Harbor provisions of Federal Securities Laws. Investors are cautioned that such statements are based upon assumptions that in the future may prove not to have been accurate and are subject to significant risks and uncertainties, including the future financial performance of the Company. Although the Company believes that the expectations reflected in its forward-looking statements are reasonable, it can give no assurance that such expectations or any of its forward-looking statements will prove to be correct. Readers are cautioned not to place undue reliance on these forward-looking statements that speak only as of the date of this release, and the Company undertakes no obligation to update publicly any forward-looking statements to reflect new information, events, or circumstances after the date of this release except as required by law.

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