Lock and load for some classic, top-down arcade action in Heavy Barrel for the NES. As an elite commando, you must infiltrate a terrorist-controlled nuclear facility and assemble the ultimate superweapon: the Heavy Barrel. Blast your way through waves of enemy soldiers, tanks, and gun emplacements in this intense run-and-gun shooter. Collect keys from defeated officers to unlock weapon caches and power-ups. Team up with a friend for two-player cooperative mayhem as you fight to prevent a nuclear catastrophe. It's pure, explosive 8-bit fun from the golden age of arcades.