In 1991, a novel published by Scholastic Corporation under the pen name 'F.X. Nine' called Before Shadowgate, was published by Scholastic Corporation as part of the Worlds of Power series of video game novelizations of third party Nintendo Entertainment System games.
In 1992, an enhanced version of the game was released for the IBM PC (Windows 3.1).Search on eBay
Additional info about Shadowgate
Input: keyboard, mouse
Distributed on: 3,5 floppy disk, 5,25 floppy disk
Also published for: Amiga, Apple IIgs, Atari ST, NES
Abandonware DOS views: 10447