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Achievements
Half-Life 2: Episode OneSync your progress to see which achievements you've unlocked.
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Watch Your Head!
Make it to the bottom of the Citadel's main elevator shaft in one piece.
62.4% global
Containment
Contain the Citadel core.
60.2% global
Pacifist
Contain the Citadel core without killing any stalkers.
11.0% global
Car Crusher
Use the cars to squash 15 antlions in Episode One.
16.1% global
Elevator Action
Survive long enough to get on the parking garage elevator.
54.1% global
Live Bait
Help Alyx snipe 30 enemies in Episode One.
28.8% global
Attica!
Destroy the gunship in the hospital attic.
51.3% global
Citizen Escort
Don't let any citizens die when escorting them to the escape train.
32.5% global
Escape From City 17
Escape City 17 with Alyx.
48.6% global
The One Free Bullet
Finish the game firing exactly one bullet. Grenade, crowbar, rocket, and Gravity Gun kills are okay!
9.6% global
Conservationist
Kill five enemies with the same energy ball.
10.6% global
Think Fast!
Kill an Elite Soldier with his own energy ball.
26.7% global
Zombie-que
Use flares to light 15 zombies on fire.
9.0% global
