Galaxy Force is a port of Galaxy Force II , removing certain features like the energy meter, speed controls, and the fifth level. The enemy placement has also been changed.
The game takes place in space, where you control a spaceship tasked with rescuing captured crew members from an alien ship. Your goal is to navigate through increasingly difficult levels, fighting off waves of enemies while avoiding obstacles.
Gameplay involves shooting enemies and collecting power-ups to boost your score. The game requires quick reflexes and strategic thinking as you progress through the levels, facing tougher enemies and challenges along the way.
Galaxy Force was released in 1989 for the Sega Master System console.