AK-47 Expert：Kill 1,000 enemies with the AK-47

　　M4A4 Expert：Kill 1,000 enemies with the M4A4

　　AUG Expert：Kill 500 enemies with the AUG

　　FAMAS Expert：Kill 500 enemies with the FAMAS

　　G3SG1 Expert：Kill 500 enemies with the G3SG1

　　Rifle Master：Unlock all rifle kill achievements

　　P90 Expert：Kill 1,000 enemies with the P90

　　MAC-10 Expert：Kill 500 enemies with the MAC-10

　　UMP-45 Expert：Kill 1,000 enemies with the UMP-45

　　Sub-Machine Gun Master：Unlock all sub-machine gun kill achievements

　　Shotgun Master：Unlock all shotgun kill achievements

　　HE Grenade Expert：Kill 500 enemies with the HE grenade

　　Knife Expert：Kill 100 enemies with the knife

　　M249 Expert：Kill 500 enemies with the M249

　　Master At Arms：Unlock every weapon kill achievement

　　The Cleaner：Kill five enemies in a single round

　　Variety Hour：Get kills with five different guns in a single round

　　Dead Shepherd：Kill an enemy who is leading the hostages without injuring the hostages

　　War of Attrition：Be the last player alive in a round with five players on your team

　　Magic Bullet：Kill an enemy with the last bullet in your magazine (excluding sniper rifles and Zeus x27)

　　Kill One, Get One Spree：Kill an enemy who is on a killing spree

　　A World of Pane：Shoot out 14 windows in a single round on Office

　　Battle Sight Zero：Kill 250 enemies with headshots

　　Primer：Do at least 95% damage to an enemy who is then killed by a another player

　　Finishing Schooled：Kill an enemy who has been reduced to less than 5% health by other players

　　Shot With Their Pants Down：Kill an enemy while they are reloading

　　Blind Ambition：Kill 25 enemies blinded by flashbangs

　　Blind Fury：Kill an enemy while you are blinded from a flashbang

　　Friendly Firearms：Kill 100 enemies with enemy weapons

　　Expert Marksman：Get a kill with every weapon

　　Shrapnelproof：Take 80 points of damage from enemy grenades and still survive the round

　　Make the Cut：Win a knife fight

　　The Bleeding Edge：Win 100 knife fights

　　Defuse This!：Kill the defuser with an HE grenade

　　Hip Shot：Kill an enemy with an un-zoomed sniper rifle

　　Eye to Eye：Kill a zoomed-in enemy sniper with a sniper rifle of your own

　　Sknifed：Kill a zoomed-in enemy sniper with a knife