SDI - Now the Odds Are Even
Title:
SDI - Now the Odds Are Even
Also known as:
Strategic Defense Initiative
Release Date:
1988
Original Publisher:
Activision Inc (UK)
Creators:
Software Studios (UK)
Ross Harris (UK)
Availability:
Distribution denied
Message Language:
English
Machine Type:
ZX-Spectrum 48K
Genre:
Arcade Game: Shoot-em-up
Maximum Players:
2
Controls:
Interface 2 (right)
Kempston Joystick
Turn Modes:
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
Other platforms:
Amiga, Amstrad CPC, Atari ST, Commodore 64, Sega Master System
Average mag. score:
64.33% (9 reviews)

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Main File Downloads

Unfortunately these files are distribution denied and you can't download them.

Activision Inc (UK)
1988
SDI.tzx.zip
English

Icons provided by Flaticon
LICENCE TIE-INS / INSPIRATIONS
Origin: Tie-in Licence
Name: SDI: Strategic Defense Initiative
Type: Arcade coin-op
Owner(s): Sega Enterprises Ltd (Japan)
Releases

 Activision Inc (UK)
1988
£9.99
£2.99
£14.99

 Proein Soft Line (Spain)
1988

 The Hit Squad (UK)
1991
£3.99
ARCADE COLLECTION 26: S.D.I.

Upload new files for this entry
 Activision Inc (UK)  Proein Soft Line (Spain)  The Hit Squad (UK) 
Authors/Contributors
Software Studios (UK)  
no team 
Compilations featuring this title
Title: 2x1: ISS + SDI
Publisher: MCM Software S.A. (Spain)
Date: 1989
Release Type: Full version
Alternate Title:
Title: Special Action
Publisher: Ocean Software Ltd (UK)
Date: 1989
Release Type: Full version
Alternate Title:
Title: Load 'n' Run issue 57
Publisher: Magazine Load 'n' Run - covertape from issue #57 - 1989/Feb
Date: 1989/Feb
Release Type: Unauthorized version
Alternate Title: System
Additional File Downloads

 C&VG (Computer & Video Games)
Issue: #86 - 1988/Dec
Page: 58 (PDF) (VIEW)
Article Type: Review - not a Spectrum article

 C&VG (Computer & Video Games)
Issue: #116 - 1991/Jul
Page: 85 (PDF) (VIEW)
Article Type: Review
Score: 59%

 Crash
Issue: v.1 #61 - 1989/Feb
Page: 58 (PDF) (VIEW)
Article Type: Review
Score: 59%

 Crash
Issue: v.1 #90 - 1991/Jul
Page: 49 (PDF) (VIEW)
Article Type: Review
Score: 70%

 MicroHobby
Issue: #186 - 1989/Mar
Page: 41 (PDF) (VIEW)
Article Type: Review - Nuevo

 New Computer Express
Issue: #7 - 1988/Dec/24 special "Issues 7 & 8"
Page: 41 (PDF) (VIEW)
Article Type: Review

 Sinclair User
Issue: #83 - 1989/Feb
Page: 41 (PDF) (VIEW)
Article Type: Review
Score: 90%

 Sinclair User
Issue: #113 - 1991/Jul
Page: 42 (PDF) (VIEW)
Article Type: Review
Score: 70%

 The Games Machine
Issue: #14 - 1989/Jan
Page: 81 (PDF) (VIEW)
Article Type: Review - not a Spectrum article

 The Games Machine
Issue: #18 - 1989/May
Page: 43 (PDF) (VIEW)
Article Type: Review
Score: 37%

 Your Sinclair
Issue: #39 - 1989/Mar
Page: 50 (PDF) (VIEW)
Article Type: Review
Score: 6/10

 Your Sinclair
Issue: #45 - 1989/Sep
Page: 72 (PDF) (VIEW)
Article Type: Review
Score: 70%

 Your Sinclair
Issue: #67 - 1991/Jul
Page: 58 (PDF) (VIEW)
Article Type: Review
Score: 64%

 ACE (Advanced Computer Entertainment)
Issue: #15 - 1988/Dec
Page: 75 (PDF) (VIEW)
Article Type: Preview

 C&VG (Computer & Video Games)
Issue: #86 - 1988/Dec supplement "Christmas Crackers"
Page: 12 (PDF) (VIEW)
Article Type: Preview

 MicroHobby
Issue: #185 - 1989/Feb
Page: 14 (PDF) (VIEW)
Article Type: Preview - Premiere

 Your Sinclair
Issue: #31 - 1988/Jul
Page: 7 (PDF) (VIEW)
Article Type: News/Note

 Your Sinclair
Issue: #35 - 1988/Nov
Page: 12 (PDF) (VIEW)
Article Type: Preview

 ACE (Advanced Computer Entertainment)
Issue: #14 - 1988/Nov
Page: 72 (PDF) (VIEW)
Article Type: Two-page ad

 C&VG (Computer & Video Games)
Issue: #85 - 1988/Nov
Page: 42 (PDF) (VIEW)
Article Type: Two-page ad

 C&VG (Computer & Video Games)
Issue: #115 - 1991/Jun
Page: 38 (PDF) (VIEW)
Article Type: Advert - The Hit Squad advert

 Crash
Issue: v.1 #88 - 1991/May
Page: 45 (PDF) (VIEW)
Article Type: Advert - The Hit Squad advert

 Crash
Issue: v.1 #89 - 1991/Jun
Page: 8 (PDF) (VIEW)
Article Type: Advert - The Hit Squad advert

 Sinclair User
Issue: #111 - 1991/May
Page: 23 (PDF) (VIEW)
Article Type: Advert - The Hit Squad advert

 Your Sinclair
Issue: #35 - 1988/Nov
Page: 24 (PDF) (VIEW)
Article Type: Two-page ad

 Your Sinclair
Issue: #36 - 1988/Dec
Page: 36 (PDF) (VIEW)
Article Type: Two-page ad

 Your Sinclair
Issue: #65 - 1991/May
Page: 44 (PDF) (VIEW)
Article Type: Advert - The Hit Squad advert

 Your Sinclair
Issue: #45 - 1989/Sep
Page: 72 (PDF) (VIEW)
Article Type: Review (Special Action)
Score: 82%

 ACE (Advanced Computer Entertainment)
Issue: #23 - 1989/Aug
Page: 77 (PDF) (VIEW)
Article Type: Full-page ad (Special Action)

 ACE (Advanced Computer Entertainment)
Issue: #24 - 1989/Sep
Page: 28 (PDF) (VIEW)
Article Type: Advert (Special Action)

 ACE (Advanced Computer Entertainment)
Issue: #24 - 1989/Sep
Page: 86 (PDF) (VIEW)
Article Type: Advert (Special Action)

 C&VG (Computer & Video Games)
Issue: #92 - 1989/Jun
Page: 97 (PDF) (VIEW)
Article Type: Full-page ad (Special Action)

 C&VG (Computer & Video Games)
Issue: #93 - 1989/Aug special "93b"
Page: 65 (PDF) (VIEW)
Article Type: Full-page ad (Special Action)

 C&VG (Computer & Video Games)
Issue: #94 - 1989/Sep
Page: 88 (PDF) (VIEW)
Article Type: Advert (Special Action)

 Crash
Issue: v.1 #67 - 1989/Aug
Page: 4 (PDF) (VIEW)
Article Type: Full-page ad (Special Action)

 Crash
Issue: v.1 #68 - 1989/Sep
Page: 51 (PDF) (VIEW)
Article Type: Advert (Special Action)

 Sinclair User
Issue: #88 - 1989/Jul
Page: 100 (PDF) (VIEW)
Article Type: Full-page ad (Special Action)

 Sinclair User
Issue: #90 - 1989/Sep
Page: 9 (PDF) (VIEW)
Article Type: Advert (Special Action)

 Sinclair User
Issue: #91 - 1989/Oct
Page: 36 (PDF) (VIEW)
Article Type: Advert (Special Action)

 The Games Machine
Issue: #20 - 1989/Jul
Page: 9 (PDF) (VIEW)
Article Type: Full-page ad (Special Action)

 The Games Machine
Issue: #23 - 1989/Oct
Page: 4 (PDF) (VIEW)
Article Type: Advert (Special Action)

 Your Sinclair
Issue: #44 - 1989/Aug
Page: 92 (PDF) (VIEW)
Article Type: Full-page ad (Special Action)

 Your Sinclair
Issue: #45 - 1989/Sep
Page: 21 (PDF) (VIEW)
Article Type: Advert (Special Action)
Loading screen

[redundant screenshot]
S.D.I..gif
Scanned instructions
Scanned Multi-language instructions
[replaced by updated version]
S.D.I..zip
Inlay - Front (#2)

[replaced by better quality/hires version]
S.D.I.(TheHitSquad).jpg

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Related Links

 ZX Spectrum Reviews (English)

 Lost in Translation (English)

 MobyGames (English)

 The Tipshop (English)

 Wikipedia (English)

Other Sites

 User Reviews (formerly Spectrum 20)

 The TZX Vault (Software Preservation)

 ZX-Art (Spectrum Graphics)

 ZXInfo (ZXDB Front End)

 Every Game Going (Multi-Platform Archive)

 The Tipshop (Tips, Maps, Solutions, Cheats, Pokes)

 New World Of Spectrum (Spectrum Archive)

 Original World Of Spectrum (Spectrum Archive)

 World Of Spectrum Classic (Spectrum Archive)