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COD MW3 Modern Warfare 3: Complete Weapon List and Attachments

Modern Warfare 3 features a variety of different multiplayer weapons that can be customized with attachments and camouflages. Each weapon in MW3 can be leveled up, see our Weapon Proficiencies and Progression Explained page.

Primary MW3 Weapons

  • Assault Rifles
  • Sub Machine Guns
  • Light Machine Guns
  • Sniper Rifles
  • Shotguns

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Primary Weapon Attachments

  • Red Dot Sight – Precision sight.
  • Silencer – Invisible on radar when firing.
  • Grenade Launcher – Undermounted grenade launcher.
  • ACOG Scope – Enhanced zoom ACOG scope.
  • Heartbeat Sensor – Track enemy locations.
  • Rapid Fire – Increased fire rate.
  • Hybrid Sight – 4x scope with attached reflex sight.
  • HAMR Scope – 3x scope with attached reflex sight.
  • Shotgun – Undermounted shotgun attachment.
  • Holographic Sight – Holographic sight.
  • Extended Mags – Extended magazines.
  • Thermal – Enemies flow white hot.
  • Variable Zoom Scope – Sniper rifle attachment that allows for adjustable zoom.

Primary Weapon Reticle

  • Target Dot
  • Delta
  • U Dot
  • Mil-Dot
  • Omega
  • Lamda

Secondary MW3 Weapons

  • Machine Pistols
  • Handguns
  • Launchers

Secondary Weapon Attachments

  • Silencer- Invisible on radar when firing.
  • Akimbo – Hip fire two weapons.
  • Red Dot Sight – Precision sight.
  • Holographic Sight – Holographic sight.
  • Extended Mags – Extended magazines.
  • Tactical Knife – Throw a tactical knife and pick it up.


  • Tactical
  1. FLASH GRENADE – Temporarily blinds the enemy.
  2. CONCUSSION GRENADE – Slows enemy movement and also disorients them. It can also be used to temporarily disable enemy equipment and turrets.
  3. SCRAMBLER – Once deployed, it scrambles the enemy radar within its effective radius.
  4. EMP GRENADE –  Destroys enemy equipment and electronics within its blast radius.
  5. SMOKE GRENADE –  Creates a thick smoke screen.
  6. TROPHY SYSTEM –  Once deployed, it deflects explosives, e.g., missiles that are launched at its direction.
  7. TACTICAL INSERTION – Once deployed, you can respawn on it after you die. The TACTICAL INSERTION can be destroyed by the enemy.
  8. PORTABLE RADAR – Shows enemy movement within its radius once it has been deployed.
  • Lethal
  1. FRAG – Cookable fragmentation grenade that causes lethal radius damage.
  2. 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.
  3. THROWING KNIFE – The THROWING KNIFE is a one-hit kill. The knife can be retrieved and used again.
  4. BOUNCING BETTY – When triggered, the BOUNCING BETTY launches into the air and explodes. The blast can be avoided by going prone quickly.
  5. CLAYMORE – Anti-personnel mine that’s triggered once the enemy gets close to it.
  6. C4 – Charge of plastic explosives, set off manually with a detonator.

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