Chessmaster

Chessmaster is a chess-playing computer game series which is now owned and developed by Ubisoft. As of May 2008[update], Chessmaster 9000 remains the most recent version rated by the SSDF. Individual piece values can also be adjusted. The personality feature has inspired many amateur computer chess enthusiasts to attempt to find more optimum personalities. Chessmaster won the four-game match against Christiansen held in September 2002, by a score of 2½-1½. The Chessmaster program was operated by John Merlino, the Project Manager of Chessmaster at the time of the match. To date, various versions of Chessmaster have appeared on Amiga, Apple II, Apple IIGS, Atari 8-bit, Atari ST, Amstrad CPC, ZX Spectrum, Commodore 64, DOS, PC, Macintosh, Nintendo Entertainment System, [platform]Super Nintendo Entertainment System[/platform], Game Boy, Game Boy Color, Game Boy Advance, Nintendo DS, Sega Genesis , Sega Game Gear, PlayStation, Playstation 2, Xbox, and mobile phones. Early Macintosh versions Chessmaster 3000 and 4000 were developed by Sebastian Rapport and Troy Heere that leveraged the Kittinger and de Koning engines respectively.[citation needed] Later Macintosh versions were ported by Feral Interactive, and the latest Macintosh version available is Chessmaster 9000.