List of all the weapons in MW3. Primary. Assault Rifles.( Pictures and in M4A1 M16A4 3 round burst SCAR-L CM901 TYPE 95 3 round burst G36C ACR 6.8 MK14 AK-47 FAD Sub machine guns. MP5 UMP45 PP90M1 P90 PM-9 MP7 Light machine guns. L86 LSW MG36 PKP PECHENEG MK46 M60E4 Sniper Rifles BARRETT 50CAL L118A DRAGUNOV AS50 RSASS MSR ShotGuns. USAS 12 KSG 12 SPAS-12 AA-12 STRIKER MODEL 1887 Secondary Weapons. Machine Pistols. FMG9 MP9 SKORPION G18 Handguns. USP .45 P99 MP412 44 MAGNUM FIVE SEVEN DESERT EAGLE Launchers. SMAW JAVELIN STINGER XM25 M320 GLM RPG-7 Weapon Proficiencies. KICK Reduces weapon recoil. IMPACT Increases bullet penetration. This works just like the FMJ attachment in MW2. ATTACHMENTS Allows two attachments to be added to the weapon. FOCUS Reduces flinching when you get shot by the enemy. SPEED Increases your speed when you have the weapon equipped. This only works with Light Machine Guns and Sniper Rifles. BREATH Allows you to steady your weapon by holding your breath for a limited time. STABILITY Reduces weapon sway when aiming. RANGE Increases the weapon's range. Doesn't work with Light Machine Guns or Sniper Rifles. MELEE Faster melee, but only works with Sub Machine Guns. DAMAGE Increases damage. Shotguns only. Lethal FRAG Cookable fragmentation grenade that causes lethal radius damage. SEMTEX Works just like the FRAG, but it sticks to the first thing it touches, including other players. It has a set timer and cannot be cooked. THROWING KNIFE The THROWING KNIFE is a one-hit kill. The knife can be retrieved and used again. BOUNCING BETTY When triggered, the BOUNCING BETTY launches into the air and explodes. The blast can be avoided by going prone quickly. CLAYMORE Anti-personnel mine that's triggered once the enemy gets close to it. C4 Charge of plastic explosives, set off manually with a detonator. Tactical FLASH GRENADE Temporarily blinds the enemy. CONCUSSION GRENADE Slows enemy movement and also disorients them. It can also be used to temporarily disable enemy equipment and turrets. SCRAMBLER Once deployed, it scrambles the enemy radar within its effective radius. EMP GRENADE Destroys enemy equipment and electronics within its blast radius. SMOKE GRENADE Creates a thick smoke screen. TROPHY SYSTEM Once deployed, it deflects explosives, e.g., missiles that are launched at its direction. TACTICAL INSERTION Once deployed, you can respawn on it after you die. The TACTICAL INSERTION can be destroyed by the enemy. PORTABLE RADAR Shows enemy movement within its radius once it has been deployed.