DEV SITE
cover
front cover

Platform: Sega Master System

Region: NTSC-U

Country: United States of America

Developer(s): Sega R&D2

Publishers(s): Sega of America, Inc.

ReleaseDate: 1988-03-01

Players: 1

Co-op: No

Global Defense

Also know as: SDI

Players control a satellite and must destroy enemies by moving a crosshair over them and firing the satellite's weapons.

ESRB Rating: E - Everyone

Genre(s): Action | Shooter

Other Graphic(s)