SDI - Now the Odds Are Even
Aliases  Strategic Defense Initiative
Release Date  1988
Original Publisher  Activision Inc (UK)
Min. Hardware  ZX-Spectrum 48K
Language  English
Genre  Arcade Game: Shoot-em-up
Max. Players  2 (Alternating)
Original Price  £9.99
Original Price according to SPOT/SPEX  12.99
*** Data provided by SPOT/SPEX is unconfirmed. Please help us validate this information!
Disk Price  £14.99
Controls  Interface 2 (right), Kempston Joystick
Tie-in Licences  SDI: Strategic Defense Initiative (Arcade coin-op) from Sega Enterprises Ltd (Japan)
Other Platforms  Amiga, Amstrad CPC, Atari ST, Commodore 64, Sega Master System
Average mag. score  64.33% (9 reviews)
Martijn's WoS score  73.3% (9 votes)

Re-releases
     #1 - Proein Soft Line (Spain)(1988)
     #2 - The Hit Squad (UK)(1991)as "ARCADE COLLECTION 26: S.D.I."
     * Release price: £3.99

Authors/Contributors
     Software Studios (UK) - ?
     Ross Harris (UK)at Source Software Ltd - ?

Compilations
     Full version in2x1: ISS + SDI(1989)by MCM Software S.A. (Spain)
     Full version inSpecial Action(1989)by Ocean Software Ltd (UK)
     Unauthorized version inLoad 'n' Run issue 57(1989/Feb)by Magazine Load 'n' Run - covertape from issue #57 - 1989/Feb- titled "System"

Main File Downloads
     FilenameReleaseMachineSchemeLanguageComments
 SDI.tzx.zipOriginalZX-Spectrum 48K(None)English

Additional File Downloads
     FilenameSizeReleaseTypeLanguageComments
     S.D.I..scr6,912OriginalLoading screen
     S.D.I..gif3,833OriginalRunning screen
     S.D.I..jpg83,380OriginalInlay - Front
     SDI_Front.jpg458,078OriginalInlay - Front
     SDI_Back.jpg379,335OriginalInlay - Back
     S.D.I._English.txt9,551OriginalInstructionsEnglish
     SDI-NowTheOddsAreEven(MULTI-LANG).pdf635,828OriginalInstructionsMulti-language: English, French, German, Italian
     S.D.I..jpg290,405OriginalAdvertisement
     S.D.I. (1988)(Activision Inc).pok102OriginalPOK pokes file
     S.D.I.(ProeinSoftLine)_Front.jpg118,632#1Inlay - Front
     S.D.I.(ProeinSoftLine)_Back.jpg133,291#1Inlay - Back
     S.D.I.(ProeinSoftLine).pdf20,078#1InstructionsSpanish
     SDI(HitSquad).jpg402,106#2Inlay - Front
     SDI(HitSquad)_Back.jpg379,711#2Inlay - Back
     S.D.I.(TheHitSquad).txt2,747#2InstructionsEnglish

Magazine Reviews
     C&VG (Computer & Video Games)issue #86-1988/Decpage 58- Review - not a Spectrum article
     C&VG (Computer & Video Games)issue #116-1991/Julpage 85- Review: 59%
     Crashissue v.1 #61-1989/Febpage 58- Review: 59%
     Crashissue v.1 #90-1991/Julpage 49- Review: 70%
     MicroHobbyissue #186-1989/Marpage 41- Review - Nuevo
     New Computer Expressissue #7-1988/Dec/24 special "Issues 7 & 8"page 41- Review
     Sinclair Userissue #83-1989/Febpage 41- Review: 90%
     Sinclair Userissue #113-1991/Julpage 42- Review: 70%
     The Games Machineissue #14-1989/Janpage 81- Review - not a Spectrum article
     The Games Machineissue #18-1989/Maypage 43- Review: 37%
     Your Sinclairissue #39-1989/Marpage 50- Review: 6/10
     Your Sinclairissue #45-1989/Seppage 72- Review: 70%
     Your Sinclairissue #67-1991/Julpage 58- Review: 64%

Magazine References
     ACE (Advanced Computer Entertainment)issue #15-1988/Decpage 75- Preview
     C&VG (Computer & Video Games)issue #86-1988/Dec supplement "Christmas Crackers"page 12- Preview
     MicroHobbyissue #185-1989/Febpage 14- Preview - Premiere
     Your Sinclairissue #31-1988/Julpage 7- News/Note
     Your Sinclairissue #35-1988/Novpage 12- Preview

Magazine Advertisements
     ACE (Advanced Computer Entertainment)issue #14-1988/Novpage 72- Two-page ad
     C&VG (Computer & Video Games)issue #85-1988/Novpage 42- Two-page ad
     C&VG (Computer & Video Games)issue #115-1991/Junpage 38- Advert - The Hit Squad advert
     Crashissue v.1 #88-1991/Maypage 45- Advert - The Hit Squad advert
     Crashissue v.1 #89-1991/Junpage 8- Advert - The Hit Squad advert
     Sinclair Userissue #111-1991/Maypage 23- Advert - The Hit Squad advert
     Your Sinclairissue #35-1988/Novpage 24- Two-page ad
     Your Sinclairissue #36-1988/Decpage 36- Two-page ad
     Your Sinclairissue #65-1991/Maypage 44- Advert - The Hit Squad advert

Related Magazine Reviews
     Your Sinclairissue #45-1989/Seppage 72- Review: 82% (Special Action)

Related Magazine Advertisements
     ACE (Advanced Computer Entertainment)issue #23-1989/Augpage 77- Full-page ad (Special Action)
     ACE (Advanced Computer Entertainment)issue #24-1989/Seppage 28- Advert (Special Action)
     ACE (Advanced Computer Entertainment)issue #24-1989/Seppage 86- Advert (Special Action)
     C&VG (Computer & Video Games)issue #92-1989/Junpage 97- Full-page ad (Special Action)
     C&VG (Computer & Video Games)issue #93-1989/Aug special "93b"page 65- Full-page ad (Special Action)
     C&VG (Computer & Video Games)issue #94-1989/Seppage 88- Advert (Special Action)
     Crashissue v.1 #67-1989/Augpage 4- Full-page ad (Special Action)
     Crashissue v.1 #68-1989/Seppage 51- Advert (Special Action)
     Sinclair Userissue #88-1989/Julpage 100- Full-page ad (Special Action)
     Sinclair Userissue #90-1989/Seppage 9- Advert (Special Action)
     Sinclair Userissue #91-1989/Octpage 36- Advert (Special Action)
     The Games Machineissue #20-1989/Julpage 9- Full-page ad (Special Action)
     The Games Machineissue #23-1989/Octpage 4- Advert (Special Action)
     Your Sinclairissue #44-1989/Augpage 92- Full-page ad (Special Action)
     Your Sinclairissue #45-1989/Seppage 21- Advert (Special Action)

Links
     Lost in Translation(Information - in English)
     MobyGames(Information - in English)
     The Tipshop(Information - in English)
     Wikipedia(Information - in English)
     ZX Spectrum Reviews(Magazine Reviews)
     Spectrum 2.0(User Reviews)
     The TZX Vault(Software Preservation)
     ZX-Art(Spectrum Graphics)
     ZXInfo(ZXDB Front End)
     Every Game Going(Multi-Platform Archive)
     New World Of Spectrum(Spectrum Archive)
     Original World Of Spectrum(Spectrum Archive)
     World Of Spectrum Classic(Spectrum Archive)
     Spectrum Computing(MAIN VIEW)