M9A1 a.k.a "XM9" - is a prototype assault rifle that is being developed by the U.S military in Hopeville. The prototype assault rifle features selective fire. The modes are the semi-automatic (one-shot) and the fully automatic fire. A light bolt and a different stock is present on the prototype assault rifle. It also features an ACOG scope with a precision dot sight with luminiscent paint that can be used on the user's disposal if he's not comfortable with the ACOG.