This is a beta version of King's Quest: Quest for the Crown for the Sega Master System. Beta versions usually contain unfinished elements, including glitches, unpolished graphics, and incomplete features.  The gameplay would be similar to the final release, but with potential noticeable differences and possible alterations made prior to the game's official release. It is rare that beta versions of games are widely available to the public.

King's Quest - Quest for the Crown (USA) (Beta)

Kenseiden (Japan)