Alien ROMs

Bishoujo SF Alien Battle (Unl)

Nintendo Famicom Disk System

Alien Storm

Amiga 500

Aliensya

MAME 037b11

Alien Syndrome (1987)(ACE Software)

ZX Spectrum

Aliensyj

MAME 037b11

Alien Storm (19xx).dsk

Amstrad CPC

Aliens (1986)(Electric Dreams Software)[h]

ZX Spectrum

Aliensyb

MAME 037b11

Alien World (Europe)

Atari ST

Aliens

Atari 800

Starch (1990)(Alien Images)

Acorn Archimedes

Alien Sidestep (Japan, USA)

Commodore VIC20

Alien Crush Sounds

TurboGrafx-16

Alien Fish Finger

Amiga 500

Alien Destroyer (1984)(Kuma Computers)

ZX Spectrum

St. Valentine's Day No Alien Head (2002)(Bienvenu, Daniel)(PD)

ColecoVision

Alien Highway - Encounter 2 (1986)(Americana Software)[re-release]

ZX Spectrum

Alien Invasion (1994)(Archimedes World)[a]

Acorn Archimedes

Alien (1982)(Avalon Hill)

Apple II

Alien Bash

Amiga 500

Rebel Star II - Alien Encounter - 1 Player (1988)(Silverbird Software)

ZX Spectrum

Aliens (UK) (1986) [a1].dsk

Amstrad CPC

Alien Typhoon (1981)(Starcraft)

Apple II

Alien (1985)(Mind Games)[a]

ZX Spectrum

Aliens (1986)(Activision)[cr](Disk 1 Of 2)

Apple II

Alien Storm (1991)(U.S. Gold)(Side A)[128K]

ZX Spectrum

Alien Mind (1988)(PBI Software)(Disk 2 Of 3)[b][non Boot]

Apple II GS

Aliens US - Computer Game (UK) (1986).dsk

Amstrad CPC

Better Dead Than Alien!

Amiga 500

Rebel Star II - Alien Encounter - 2 Players (1988)(Silverbird Software)

ZX Spectrum

Aliens US (1987)(Alternative Software)(Side A)[re-release]

ZX Spectrum

Heiankyou Alien 68K (1988)(Tiny-Tomo)[a]

Sharp X68000

I-alien

Commodore 64

4 Crash Smashes - Alien 8 (1986)(Gremlin Graphics Software)

ZX Spectrum

Alien Storm (1991)(Erbe Software)(Side A)[128K][re-release]

ZX Spectrum

Alien Curse (1984)(Profisoft)(de)

ZX Spectrum