The game was also published in 1992 on the Commodore Format Powerpack of issue 16 (together with GAC).
This game was unofficially ported and extended by Zeljko Juric, in the early 2000s, as a demonstration game, using his version of the Quill for TI-89 and TI-92+ graphical calculators.
There is an unofficial port of the game by The Glass Fractal that can be played online.
Sunteam produced an unofficial port of the game for Spectrum Next, using Adventuron & DAAD,
[+] Users currently playing this game