The best weapons in the game are the Anti-Armor Sniper Rifle, Prototype Rifle, Street Sweeper, Pocket Artillery, and Portable Airstrike. For the Prototype Rifle and Anti-Armor Rifle, you must have at least 40 Blueprints. To get the Street Sweeper, Pocket Artillery, and Portable Airstrike, you must complete the game. The Anti-Armor Rifle is a super-powered sniper rifle. The Prototype Rifle is accurate, moderately powerful, has a scope, and has up to 300 shots. The Street Sweeper has up to 6,000 rounds and is as powerful as the MD-530 machine gun. Pocket Artillery is a SMG-sized grenade launcher. The Portable Airstrike is the size of an anti-tank gun and has hundreds of missiles that lock on to all military vehicles.