Imagic's Demon Attack on cartridge for the Atari 400/800 8-bit home computers (1982) - the COMPUTER version, scarcer than the common Atari 2600 release. Cartridge only (no box or manual), untested and sold as-is, with a clean label and minor age/handling wear (label 720149-1A). From a single-owner estate collection. Carefully packed. Local pickup available in Richmond, IL. International buyers welcome via eBay International Shipping.