Anti-Helicopter Platoon. The Mambi 1 Anti-Helicopter Rifle is a modern interpretation of an old weapon.  It's primary role is anti-helicopter, but can also be used against lightly armored vehicles and personnel.  The Mambi 1 is a heavy sniper rifle that most likely fires 12.7 mm or 14.5 mm incendiary ammunition. The Mambi 1 may be a derivative of the former Soviet ZPU anti-aircraft gun series.