Achievement Game Visibility Global Unlocks
Elevator Action
Survive long enough to get on the parking garage elevator.
Half-Life 2: Episode One 53.6%
Attica!
Destroy the gunship in the hospital attic.
Half-Life 2: Episode One 50.8%
Escape From City 17
Escape City 17 with Alyx.
Half-Life 2: Episode One 48.0%
Citizen Escort
Don't let any citizens die when escorting them to the escape train.
Half-Life 2: Episode One 31.8%
Live Bait
Help Alyx snipe 30 enemies in Episode One.
Half-Life 2: Episode One 28.4%
Think Fast!
Kill an Elite Soldier with his own energy ball.
Half-Life 2: Episode One 26.1%
Lieutenant
Complete any official mission on casual without dying
Codename CURE 26.0%
A New Beginning
This is Counter-Strike, too.
Counter-Strike 2
21.2%
KDR
Cure 100 infected in a single life
Codename CURE 21.1%
Captain
Complete any official mission on average without dying
Codename CURE 19.3%
Car Crusher
Use the cars to squash 15 antlions in Episode One.
Half-Life 2: Episode One 15.4%
Underground
Complete Bunker on average or higher
Codename CURE 14.9%
Citizen
Complete Cityblock on average or higher
Codename CURE 13.4%
Bean Counter
Cure 10 or more infected with a single grenade
Codename CURE 12.3%
Clerk
Complete Office on average or higher
Codename CURE 11.2%
Work Force
Complete Flatline on average or higher
Codename CURE 10.3%
Pacifist
Contain the Citadel core without killing any stalkers.
Half-Life 2: Episode One 10.2%
Mean Left Hook
Cure 150 infected with your fist
Codename CURE 9.9%
Conservationist
Kill five enemies with the same energy ball.
Half-Life 2: Episode One 9.7%
The One Free Bullet
Finish the game firing exactly one bullet. Grenade, crowbar, rocket, and Gravity Gun kills are okay!
Half-Life 2: Episode One 8.7%
Passenger
Complete Trainstation on average or higher
Codename CURE 8.5%
Zombie-que
Use flares to light 15 zombies on fire.
Half-Life 2: Episode One 8.2%
Major
Complete any official mission on skilled without dying
Codename CURE 7.2%
Pump Action
Cure 250 infected with the M3
Codename CURE 7.0%
Supreme Sacrifice
Take 5 or more infected with you in a grenade suicide
Codename CURE 6.9%
Point Duty
Cure 500 infected with the XM1014
Codename CURE 6.4%
Arsonist
Cleanse 500 infected with fire
Codename CURE 6.4%
It's How You Use It
Cure 250 infected with the MP5k
Codename CURE 6.3%
Quicker Than Reloading
Cure 500 infected with pistols
Codename CURE 5.5%
Colonel
Complete any official mission on insane without dying
Codename CURE 5.5%
Spray 'n' Pray
Cure 500 infected with the Galil
Codename CURE 4.9%
Hermit
Complete Bunker on insane
Codename CURE 4.3%
Mayor
Complete Cityblock on insane
Codename CURE 4.2%
CEO
Complete Office on insane
Codename CURE 3.8%
No-one Left Behind
Cure 250 infected soldiers
Codename CURE 3.6%
Foreman
Complete Flatline on insane
Codename CURE 3.5%
They Took Our Jobs
Cure 500 infected with the sentry gun
Codename CURE 3.2%
Conductor
Complete Trainstation on insane
Codename CURE 3.2%
Surgical Precision
Cure 400 infected with the PSG1
Codename CURE 3.1%
Unfriendly Fire
Complete any official mission with no friendly fire incidents on skilled or higher
Codename CURE 2.6%
Just Following Orders
Cure 10,000 total infected
Codename CURE 2.4%
Healer
Provide your team with 2500 total health
Codename CURE 2.3%
Neighbourhood Watch
Complete 10 consecutive waves on Neighbourhood without dying on average or higher
Codename CURE 2.1%
Last Man Standing
Survive wave 10 or higher after the rest of your team has perished on skilled or higher
Codename CURE 2.1%
Homeowner
Complete 10 consecutive waves on House without dying on average or higher
Codename CURE 2.1%
Conservationist
Complete any official mission without using a primary weapon or equipment on skilled or higher
Codename CURE 2.1%
Scavenger
Complete 5 consecutive waves without dying or using the resupply chest on average or higher
Codename CURE 1.9%
Hold Out
Complete 12 consecutive waves without dying on any official survival map on average or higher
Codename CURE 1.9%
Veteran
Complete 100 successful missions average or higher
Codename CURE 1.8%
Survivor
Complete 12 consecutive waves without dying on any official survival map on insane
Codename CURE 1.8%
Lumberjack
Complete 10 consecutive waves on Forest without dying on average or higher
Codename CURE 1.6%
Snowman
Complete Frostbite on average or higher
Codename CURE 0.1%
Jack Frost
Complete Frostbite on insane
Codename CURE 0.0%