The earth is being attacked by creatures from deep space! Earth's last remaining scientists have reverse engineered several ships from their technology. Time to bring the fight back into space! You are humanity's last hope!Gamma Zero is an old school arcade vertical shmup. Be aggressive and rack up massive multipliers by collecting pickups as fast as possible. Features:3 stages of intense bullet hell action3 ships with unique firing patterns3 difficultiesBoss rush modePickup chaining scoring systemA total of 24 unique ship colorsMany screen rotation options, designed with Tate mode in mind