Metal Storm is an action game in which the player takes control of the giant mecha M-308 Gunner in order to put a stop to a malfunctioning computer menace.Metal Storm is an action game in which the player takes control of the giant mecha M-308 Gunner in order to put a stop to a malfunctioning computer menace.Metal Storm is an action game in which the player takes control of the giant mecha M-308 Gunner in order to put a stop to a malfunctioning computer menace.