Improved Outer Tactical Vest - Wikipedia
Special Protection Group - Wikipedia
Paramilitary - Wikipedia
Graybanns - Official TF2 Wiki
United Empire of Earth - Star Citizen Wiki
Facial hair in the military - Wikipedia
Russian NBC Protection Troops - Wikipedia
Heckler & Koch MP-5, Military Wiki
Military, S.T.A.L.K.E.R. Wiki
Mahmoud al-Zahar (Hamas)
Military, GTA Wiki
United States Air Force Security Forces - Wikipedia
Joint Special Operations Command Task Force in the Iraq War - Wikipedia
Special Operations Forces Center
Balloonicorn - Official TF2 Wiki