- Repeat Offender
Dominate an enemy player
- Dead Man Stalking
Kill an enemy while at 1 health
- Hip Shot
Kill an enemy with an un-zoomed sniper rifle
- The Cleaner
Kill the entire enemy team (with at least 5 players) in a single round
- Body Bagger
Kill 25 enemies
- Insurgent
Kill an enemy player that is dominating you
- Points in Your Favor
Inflict 2,500 total points of damage to enemy players
- Magic Bullet
Kill an enemy with the last bullet in your magazine (excluding sniper rifles)
- Head Shred Redemption
Kill 5 enemy players with headshots in a single round
- The Unstoppable Force
Kill 10 enemy players in a single round
- Variety Hour
Get kills with 5 different guns in a round
- Finishing Schooled
Kill an enemy player who has been reduced to less than 5% health by other players
- Kill One, Get One Spree
Kill an enemy player who is on a killing spree
- The Immovable Object
Kill an enemy player who has just killed 10 of your teammates in a single round
- The Hurt Blocker
Defuse 100 bombs
- God of War
Kill 10,000 enemies
- Second to None
Successfully defuse a bomb with less than one second remaining
- Leet-er of Men
Win 5000 rounds
- A Million Points of Blight
Inflict 1,000,000 total points of damage to enemy players
- Lost and F0wnd
KIll an enemy player with a gun they dropped that round
- Blood Money
Earn $50,000,000 total cash
- Magnum Sniper Rifle Expert
Kill 1,000 enemy players with the Magnum Sniper Rifle
- CV-47 Expert
Kill 1,000 enemy players with the CV-47
- Maverick M4A1 Carbine Expert
Kill 1,000 enemy players with the Maverick M4A1 Carbine
- Bullpup Expert
Kill 500 enemy players with the Bullpup
- Krieg 552 Expert
Kill 500 enemy players with the Krieg 552
- Krieg 550 Commando Expert
Kill 500 enemy players with the Krieg 550 Commando
- IDF Defender Expert
Kill 500 enemy players with the IDF Defender
- Clarion 5.56 Expert
Kill 500 enemy players with the Clarion 5.56
- Schmidt Scout Expert
Kill 1,000 enemy players with the Schmidt Scout
- D3/AU-1 Expert
Kill 500 enemy players with the D3/AU-1
- Rifle Master
Unlock all 10 rifle kill achievements
- KM Sub-Machine Gun Expert
Kill 1,000 enemy players with the KM Sub-Machine Gun
- Schmidt Machine Pistol Expert
Kill 500 enemy players with the Schmidt Machine Pistol
- Ingram Mac-10 Expert
Kill 500 enemy players with the Ingram Mac-10
- KM UMP45 Expert
Kill 1,000 enemy players with the KM UMP45
- Sub-Machine Gun Master
Unlock all 5 sub-machine gun kill achievements
- HE Grenade Expert
Kill 500 enemy players with the HE grenade
- M249 Expert
Kill 500 enemy players with the M249
- Master At Arms
Unlock every weapon kill achievement
- Blind Ambition
Kill a total of 25 enemy players blinded by flashbangs
- Blind Fury
Kill an enemy player while you are blinded from a flashbang
- Shrapnelproof
Take 80 points of damage from enemy grenades and still survive the round
- Defuse This!
Kill the defuser with an HE grenade
- Safety First
Survive a shot to the head because you had the good sense to wear a helmet
- Sknifed
Kill a zoomed-in enemy sniper with a knife
- Snipe Hunter
Kill 100 zoomed-in enemy snipers
- Three the Hard Way
Kill 3 enemy players with a single HE grenade
- Dust Map Veteran
Win 100 rounds on the DE_Dust map
- Dust2 Map Veteran
Win 100 rounds on the DE_Dust2 map
- Inferno Map Veteran
Win 100 rounds on the DE_Inferno map
- Nuke Map Veteran
Win 100 rounds on the DE_Nuke map
- Piranesi Map Veteran
Win 100 rounds on the DE_Piranesi map
- Port Map Veteran
Win 100 rounds on the DE_Port map
- Prodigy Map Veteran
Win 100 rounds on the DE_Prodigy map
- Tides Map Veteran
Win 100 rounds on the DE_Tides map
- Train Map Veteran
Win 100 rounds on the DE_Train map
- Aerial Necrobatics
Kill an airborne enemy while you are also airborne
- Cold War
Win a round without your team killing any enemy players
- Killanthropist
Donate 100 weapons to your teammates
- Spray and Pray
Kill two enemy players while you are blinded from a flashbang
- Friendly Attire
Start a round on the same team as 4 of your friends, with all of you wearing the same outfit
- The Road to Hell
Blind an enemy player who then kills a teammate
- Clan Warfare
Win a match of at least 10 players where the entirety of each team is composed of a single clan.
- Valve Gift Grab 2011 – CS:S
Collect three gifts dropped by opponents.
Locked - 3 guides