Alien Syndrome

Platforms: Amiga, Amstrad CPC, Arcade, Atari ST, Commodore 64, IBM PC/Compatibles, MSX, NES / Famicom, Sharp X68000, ZX Spectrum
Platform: Amiga
Release Date: 1988
Country: United Kingdom flagUnited Kingdom
Published By: ACE
Developed By: SEGA Enterprises Ltd.
Ported By: Softek International Ltd.
EAN-13 5 012034 123094
Platform: Amiga
Release Date: January 1989
Country: United States flagUnited States
Published By: SEGA Enterprises Ltd.
Developed By: SEGA Enterprises Ltd.
Ported By: Softek International Ltd.
UPC 0 10086 11303 7
Platform: Amstrad CPC
Release Date: 1988
Country: United Kingdom flagUnited Kingdom
Published By: ACE
Developed By: SEGA Enterprises Ltd.
Ported By: Softek International Ltd.
Platform: Amstrad CPC
  Budget re-release
Release Date: 1989
Country: United Kingdom flagUnited Kingdom
Published By: RAD Games
Developed By: SEGA Enterprises Ltd.
Ported By: Softek International Ltd.
EAN-13 5 012034 800025
Platform: Arcade
Release Date: 1986
Country: Japan flagJapan
Manufactured By: SEGA Enterprises Ltd.
Developed By: SEGA Enterprises Ltd.
Platform: Arcade
Release Date: 1987
Country: United States flagUnited States
Manufactured By: SEGA Enterprises, Inc.
Developed By: SEGA Enterprises Ltd.
Platform: Atari ST
Release Date: 1988
Country: United Kingdom flagUnited Kingdom
Published By: ACE
Developed By: SEGA Enterprises Ltd.
Ported By: Softek International Ltd.
EAN-13 5 012034 623051
Platform: Atari ST
Release Date: January 1989
Country: United States flagUnited States
Published By: SEGA Enterprises Ltd.
Developed By: SEGA Enterprises Ltd.
Ported By: Softek International Ltd.
Platform: Commodore 64
Release Date: December 1988
Country: United States flagUnited States
Published By: SEGA Enterprises Ltd.
Developed By: SEGA Enterprises Ltd.
Ported By: Softek International Ltd.
Platform: Commodore 64
Release Date: 1988
Country: United Kingdom flagUnited Kingdom
Published By: ACE
Developed By: SEGA Enterprises Ltd.
Ported By: Softek International Ltd.
EAN-13 5 012034 023028
Platform: Commodore 64
Release Date: 1988
Country: Germany flagGermany
Published By: ACE
Developed By: SEGA Enterprises Ltd.
Ported By: Softek International Ltd.
EAN-13 5 012034 622016
Platform: Commodore 64
  Budget re-release
Release Date: 1989
Country: United Kingdom flagUnited Kingdom
Published By: RAD Games
Developed By: SEGA Enterprises Ltd.
Ported By: Softek International Ltd.
EAN-13 5 012034 023028
Platform: IBM PC/Compatibles
Release Date: 1989
Country: United States flagUnited States
Published By: SEGA Enterprises Ltd.
Developed By: SEGA Enterprises Ltd.
Versions:
3.5" disk version
UPC 0 10086 11103 3
5.25" disk version
UPC 0 10086 11003 6
Platform: MSX
Release Date: 1988
Country: Spain flagSpain
Published By: Dro Soft
Developed By: SEGA Enterprises Ltd.
Ported By: Xortrapa Soft
Product Code 4 DG 003
Platform: NES / Famicom
Release Date: 1988
Country: Japan flagJapan
Published By: Sun Electronics Corp.
Developed By: SEGA Enterprises Ltd.
Ported By: Sanritsu Denki Co., Ltd.
EAN-13 4 907940 300237
Product Code SAN-AZ
Platform: NES / Famicom
Release Date: 1989
Country: United States flagUnited States
Published By: Tengen Inc.
Developed By: SEGA Enterprises Ltd.
Ported By: Sanritsu Denki Co., Ltd.
UPC 0 31763 10112 3
Package Contents:
  • Game cartridge
  • Instruction manual PDF
  • Warranty registration card Front Back
  • Tengen product catalog
Platform: Sharp X68000
Release Date: March 25, 1992
Country: Japan flagJapan
Published By: Micomsoft
Developed By: SEGA Enterprises Ltd.
Ported By: Dempa Shimbunsha
EAN-13 4 961997 000519
Platform: ZX Spectrum
Release Date: 1988
Country: United Kingdom flagUnited Kingdom
Published By: ACE
Developed By: SEGA Enterprises Ltd.
Ported By: Softek International Ltd.
Versions:
3" disk version
EAN-13 5 012034 623013
Cassette version
EAN-13 5 012034 023004
Platform: ZX Spectrum
  Budget re-release
Release Date: 1989
Country: United Kingdom flagUnited Kingdom
Published By: RAD Games
Developed By: SEGA Enterprises Ltd.
Ported By: Softek International Ltd.
EAN-13 5 012034 800056