Chromashot

An alien species called Chromashifters, with the ability to shift themselves based on the visible light spectrum, are making their advance towards earth.You are Captain Roy G. Biv, who is the pilot of the skyship The PrismStriker, which has the innate ability to match the colors of the ammunition needed to destroy the Chromashifters ships. Your task is to help defend the earth from these invaders by swapping to ammo that matches these alien ships and shooting them down, before they take you and the earth down.