Confirmed MW3 Proficiencies

Kick: Reduced recoil when firing.

Impact: Bullets carry more damage through materials.

Attachments: Two attachments can be added to a weapon.

Focus: Reduced flinch when hit.

Breath: Hold breath while aiming down the sights*.

Stability: Reduced weapon sway while aiming down the sights.





 *Unlike MW2, guns now have a sway when you aim down the sights, so this Proficiency allows you to hold your breath on any gun, not just sniper rifles.

Note: These weapon Proficiencies are from the Assault category. Some proficiencies may be in the game exclusive for other weapon types that are not shown here.