Portal
aka:
Portal: A Computer Novel
Moby ID: 2164
The following companies have been credited with this game. This does not necessarily imply they are the owner(s) of the IP.
Publisher History- Activision, Inc. (Amiga, Apple II, Atari ST, Commodore 64, DOS, Macintosh)
- Nexa Corporation (Amiga, Apple II, Atari ST, Commodore 64, DOS, Macintosh)