HexaScore
33

Community score

11 ratings

1987 · Sega

Genresshoot 'em up
PlatformsZX SpectrumAmstrad CPCSega Master SystemCommodore 64

Category averages

Gameplay31
Fun36
Sound31
Technical34
Visuals31
Storytelling36
Category averages — Gameplay 31, Fun 36, Sound 31, Technical 34, Visuals 31, Storytelling 36Gameplay 31Fun 36Sound 31Technical 34Visuals 31Storytelling 36

Time to beat

Main story
41 h5 reports
Main + extras
75.5 h3 reports
Completionist
Not enough reports yet (needs 3)2 reports

Median of the hours reported by players who completed the game.

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Synopsis

SDI: Strategic Defense Initiative, or simply SDI, is a 1987 horizontally scrolling shooter video game developed and published by Sega for arcades. It was ported to the Master System (released in North America and Europe under the name Global Defense), Amiga, Amstrad CPC, Atari ST, Commodore 64, and ZX Spectrum. Players control a satellite and must destroy enemies by moving a crosshair over them and firing the satellite's weapons.

Text license: CC BY-SA 4.0 · Source

Details

Type
Game
Release date
January 1, 1987
Genres
shoot 'em up
Platforms
ZX Spectrum, Amstrad CPC, Sega Master System, Commodore 64
Created by
Sega
Countries
Japan