UFO (1982)(J.K. Greye Enterprises)
Minefield (1982)(J.K. Greye Enterprises)
Vortex (1983)(Software Invasion)[a][VORTEX Start]
Vortex (1983)(Software Invasion)[VORTEX Start]
Gunlaw (1983)(Vortex Software)[16K]
Golden Rose, The (1984)(Adam Enterprises)[a]