Guardian is a fast and furious shoot 'em up. You skim over the surface of a planet, shooting enemies down as quickly as you can, with the hope of protecting as many of the installations as possible - the more you save, the quicker you get extra lives.

Guardian is a fast and furious shoot 'em up. You skim over the surface of a planet, shooting enemies down as quickly as you can, with the hope of protecting as many of the installations as possible - the more you save, the quicker you get extra lives.