Global Defense

Global Defense is a space shooter game released in 1987 for the SEGA Master System. Developed and published by SEGA, this title is part of the The Mega Cartridge range. The player controls a spacecraft tasked with defending the Earth against alien invaders. The game stands out for its vertical gameplay and frantic action. The cover art features original and colorful enemy ships, reflecting the typical science-fiction aesthetic of the 1980s.