|Area of Operations||Worldwide|
|Enemies With|| Rebel Army|
|Affiliated With|| Regular Army|
The S.P.A.R.R.O.W.S is an intelligence division of the Regular Army created after the First Modern War, and are protagonists. As such they work on gathering intel and on covering information as to not cause public panic. Their soldiers are trained for carrying covert operations whenever discretion is required. They will always carry their operation in cooperation with the P.F. Squad.
- Fio Germi (Master Sergeant)
- Eri Kasamoto (Sergeant 2nd Class)
- Nadia Cassel (Private)
- Red Eye (Any rank that is found in Metal Slug 1st and 2nd Mission)