A new loadout slot, proficiency, has been added to Modern Warfare 3. Unlike perks, they don’t have pro versions. There are 9 options to choose from. In terms of equipment, Modern Warfare 3 has 6 lethal ones and 8 tactical Proficiencies Kick (reduces gun recoil) Impact (Bullets carry mode damage through materials) 2 Attachments (Pretty obvious) Focus (reduce flinch when hit) Breath (hold breath while aiming down sights) Stability (Reduced weapon sway while aiming down the sights) Lethal Equipment Frag Grenade Semtex Throwing Knife Bovering Betty (Unlocks at level 37) (The proximity mine you saw in the last frame of the Spec-Ops trailer) Claymore (Unlocks at level 53) C4 (Level 69) Tactical Equipment Flash Bang Concussion Grenade Scrambler EMP Grenade (Destroys enemy equipment and electronics) Smoke Grenade Trophy System (Anti-rocket device) Tactical Insert Portable Radar
