Portable Ops weapons

Pistols

 * Mk22 - A tranquilizer gun based on the S&W Model 39 pistol. It can be fitted with a supressor for stealth.
 * M1911A1 - A .45 caliber automatic pistol; like the Mk22, it can be fitted with a supressor.
 * Single Action Army (SAA) - A six-shot revolver, its rounds ricochet when fired at surfaces.

Sub-Machine Guns

 * MAC-10 - A .45 caliber SMG with a high-rate of fire.
 * Uzi - A 9mm SMG with a high-rate of fire.
 * Scorpion - A .32 caliber SMG; it has a laser-sight for better aiming.

Rifles

 * AK-47 - A 7.62mm assault rifle; standard issue for most enemy soldiers.
 * M16A1 - A US made 5.56mm assault rifle.
 * XM177E2 - A 5.56mm prototype assault rifle; used by FOX soldiers.
 * SVD - A sniper rifle.
 * Mosin Nagant - A tranquilizer rifle.

Shotguns

 * M37 - An ambidexterous 12-gauge shotgun; holds five rounds.
 * M870 - A 12-gauge shotgun; a step up from the M37.

Machine Guns

 * M63 - A light machine gun variant of the M63 weapons system; fires 5.56mm ammo.

Anti-Tank

 * RPG-7 - A rocket propelled grenade launcher.

Explosives

 * Grenade - A standard frag grenade.
 * WP Grenade - A grenade that burns enemies.
 * Stun Grenade - A grenade that temporarily blinds and knocks-out enemies.
 * Chaff Grenade - A grenade that temporarily disables electronics.
 * Claymore - An anti-personnel mine.

Miscellaneous

 * Throwing Knife - A special forces knife; uses a spring-loaded mechanism.