Orbix The Terrorball (1987)(Z Cobra)[re-release]
Orbix The Terrorball (1986)(Bug-Byte Software)[re-release]
Orbix The Terrorball (1986)(Streetwise)
Orbix The Terrorball (1986)(Streetwise)[a]
HMS Cobra (198x) (Cobra Soft)
Survivors (1987)(Z Cobra)[re-release]