Design Your Own Railroad is a model railroad simulation developed by Dill Software and released in 1992 for DOS, Macintosh and Apple II. The game allows you to sketch and design your own custom railroad track plan.
AV-8B Harrier Assault is a combat flight simulator/realtime strategy game developed by Simis and first published by Domark in 1992 for the Amiga, then in 1993 for DOS and Atari ST.
Assassin is a sci fi action platform game developed by Psionic Systems and published by Team17 Software in 1992 for Amiga. It was followed 2 years later by Assassin: Special Edition, with quite a few changes.