Kill 10 enemies (bots excluded)

Kill 50 enemies (bots excluded)

Kill 100 enemies (bots excluded)

Kill 500 enemies (bots excluded)

Kill 1000 enemies (bots excluded)

Kill 5000 enemies (bots excluded)

Kill 10 bots

Kill 50 bots

Kill 100 bots

Kill 500 bots

Kill 1000 bots

Kill 5000 bots

Get 10 kill assists (bots excluded)

Get 50 kill assists (bots excluded)

Get 100 kill assists (bots excluded)

Get 500 kill assists (bots excluded)

Get 1000 kill assists (bots excluded)

Get 5000 kill assists (bots excluded)

Plant C4 and let it explode in a standard mode multiplayer game (6+ players)

Defuse C4 in a standard mode multiplayer game (6+ players)

Plant C4 100 times in standard mode

Finish to defuse C4 last second before it explodes (in standard mode with 6+ players)

Buy weapons and equipment worth 1,000,000$!

Kill an enemy with a sniper rifle and 2x scope (bots excluded)

Kill someone with the M249 machine gun (bots excluded)

Kill 4 players in one round, each with a different laser color (bots excluded, 6+ players)

Say "rank" to get your rank on a server

Rescue 25 hostages in standard mode multiplayer games (6+ players)

Kill the VIP in a standard mode multiplayer game (6+ players)

Make it to the escape zone alive as VIP in a standard mode multiplayer game (6+ players)

Spend 1,000,000$ for buildings! (upgrades and repairs excluded)

Build 50 barbed wire!

Build 50 barricades!

Fortify your area with 50 Level III walls!

Kill 30 enemies with the AK-47

Kill 30 enemies with the M4A1

Kill 10 enemies with the TMP

Kill 10 enemies with the M3

Kill 25 enemies with the Desert Eagle

No money? Kill 50 enemies with the Glock!

No money? Kill 50 enemies with the USP!

Kill 50 humans with your zombie claws!

Kill 10 enemies with the HE grenade

Kill 10 enemies with H&K's Maschinenpistole 5 aka MP5

Capture and return the enemy flag on a CTF map!

Dominate 10 flag points (DOM maps)!

Humiliate 10 real enemies by killing them with your knife in multiplayer mode (6+ players)

Spray a spray logo!

Create and save a playable map in the map editor

Kill 666 zombies (zombie game mode)!

Kill someone with the rocket launcher (bots excluded)

Rescue a hostage in standard mode multiplayer games (6+ players)

Humiliate a real enemy by killing them with your knife in multiplayer mode (6+ players)

Kill 10 enemies with the Steyr AUG

Kill 10 enemies with the AWP

Kill 10 enemies with a bague... err... with the French FAMAS!

Kill 10 enemies with the Israeli IMI Galil

Kill 10 enemies with the HK G3 SG 1 sniper rifle

Kill 10 enemies with the US Ingram Armament MAC-10

Kill 10 enemies with the Belgian FN P90

Kill 10 enemies with the Scout

Kill 10 enemies with the Swiss SIG SG 550

Kill 10 enemies with the Swiss SIG SG 552

Be the first one who kills an enemy in a round (6+ players multiplayer only)

Throw a flash bang!

Throw a flare in a game with fog of war enabled