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libretro Arcade version
SDI - Strategic Defense Initiative, or simply titled SDI and sometimes known as Global Defense, is a 1987 side-scrolling shoot 'em up arcade game originally produced and released internationally by Sega. It was later ported to home computers and game consoles, some by other companies. Players control a satellite and must destroy enemies by moving a crosshair over them and firing the satellite's weapons.
- Platform: Arcade
