
Following the initial release on Amiga and Atari ST, the publisher became aware of player complaints regarding the game's short duration, prompting the lead developer to design a new level for the DOS and Macintosh versions to extend the experience.
| DOS | December 31, 1991 |
| Mac | December 31, 1993 |
| PC | December 31, 1995 |

| Audio | Subtitles | Interface | |
|---|---|---|---|
| English (US) | ✓ |