Defender of the Crown is a strategy computer game by Cinemaware, and designed by Kellyn Beck. It was originally released for the Commodore Amiga in 1986. In 1987 it was ported to DOS, the Nintendo Entertainment System (NES), Atari ST, ZX Spectrum, CD-i, Amstrad CPC, Commodore 64, Macintosh and finally, the Apple IIGS in 1988. With its release on the Amiga, Defender of the Crown set a new standard for graphic quality in home computer games.