SDI - Strategic Defense Initiative

From West Elmira Computers Museum
Jump to navigation Jump to search
SDI flyer.png
SDI - Strategic Defense Initiative
Sega (Arcade, Sega Master System)
Kobian (PlayPal)
SystemsAmiga, Amstrad CPC, Arcade, Atari ST, Commodore 64, Master System, PlayPal, ZX Spectrum
WW: 1987
Amiga, Atari ST'
EU: 1987
Commodore 64, ZX Spectrum
EU: 1988
Sega Master System
EU/NA: March 1988
Amstrad CPC
EU: 1989
PlayPal (Master System)
WW: 2006
Added to
PlayPal (Master System): October 31, 2020

SDI - Strategic Defense Initiative, also known simply as SDI and as Global Defense on Sega Master System and PlayPal, is a shoot 'em up video game by Sega.