- 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
- ES C90 Expert
Kill 1,000 enemy players with the ES C90
- 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
- M249 Expert
Kill 500 enemy players with the M249
- Master At Arms
Unlock every weapon kill achievement
- The Cleaner
Kill the entire enemy team (with at least 5 players) in a single round
- Variety Hour
Get kills with 5 different guns in a round
- War of Attrition
Be the last player alive in a round (with at least 5 players on your team)
- Kill One, Get One Spree
Kill an enemy player who is on a killing spree
- A World of Pane
Shoot out 14 windows in a single round on cs_office
- Shrapnelproof
Take 80 points of damage from enemy grenades and still survive the round
- Defuse This!
Kill the defuser with an HE grenade
- Sknifed
Kill a zoomed-in enemy sniper with a knife
- Snipe Hunter
Kill 100 zoomed-in enemy snipers
- Street Fighter
Kill an enemy player with a knife during the pistol round
- Give Piece a Chance
Win 25 Pistol Rounds
- Piece Treaty
Win 250 Pistol Rounds
- Wild Gooseman Chase
As the last living terrorist, distract a defuser long enough for the bomb to explode
- Blast Will and Testament
Win a round by picking up the bomb from a fallen comrade and successfully planting it
- Akimbo King
Use Dual Elites to kill an enemy player that also has Dual Elites equipped
- The Art of War
Spray 100 decals
- Dead of Night
Do 5,000 damage with nightvision active
- The Immovable Object
Kill an enemy player who has just killed 10 of your teammates in a single round
- Assault Map Veteran
Win 100 rounds on the CS_Assault map
- Compound Map Veteran
Win 100 rounds on the CS_Compound map
- Havana Map Veteran
Win 100 rounds on the CS_Havana map
- Italy Map Veteran
Win 100 rounds on the CS_Italy map
- Militia Map Veteran
Win 100 rounds on the CS_Militia map
- Office Map Veteran
Win 100 rounds on the CS_Office map
- Aztec Map Veteran
Win 100 rounds on the DE_Aztec map
- Cobblestone Map Veteran
Win 100 rounds on the DE_Cbble map
- Chateau Map Veteran
Win 100 rounds on the DE_Chateau 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
- Death From Above
Kill an enemy player while you are airborne
- Aerial Necrobatics
Kill an airborne enemy while you are also airborne
- Killanthropist
Donate 100 weapons to your teammates
- Defusus Interruptus
Stop defusing to kill a terrorist and then successfully finish defusing the bomb
- Insurgent
Kill an enemy player that is dominating you
- Can't Keep a Good Man Down
Kill a total of 20 enemy players that are dominating you
- Dressed to Kill
Start a round with all players on your team wearing the same uniform (at least 5 players)
- 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
- Avenging Angel
Kill an enemy player in the same round as they kill a player on your friends list
- 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