| Game |
Achievement |
Points |
Unlocked |
 |
 |
The One Free Bullet |
1.06 | 05/27/2013 06:04:37 |
| Finish the game firing exactly one bullet. Grenade, crowbar, rocket, and Gravity Gun kills are okay! |
|
 |
Escape From City 17 |
0.64 | 05/27/2013 06:04:37 |
| Escape City 17 with Alyx. |
|
 |
Citizen Escort |
0.75 | 05/27/2013 05:53:59 |
| Don't let any citizens die when escorting them to the escape train. |
|
 |
Attica! |
0.62 | 02/08/2011 06:57:39 |
| Destroy the gunship in the hospital attic. |
|
 |
Live Bait |
0.78 | 09/17/2010 00:29:06 |
| Help Alyx snipe 30 enemies in Episode One. |
|
 |
Car Crusher |
0.89 | 09/16/2010 23:56:14 |
| Use the cars to squash 15 antlions in Episode One. |
|
 |
Pacifist |
1.02 | 07/18/2010 23:41:52 |
| Contain the Citadel core without killing any stalkers. |
|
 |
Containment |
0.56 | 07/18/2010 23:41:52 |
| Contain the Citadel core. |
|
 |
Think Fast! |
0.83 | 07/18/2010 23:36:28 |
| Kill an Elite Soldier with his own energy ball. |
|
 |
Watch Your Head! |
0.55 | 07/18/2010 03:15:23 |
| Make it to the bottom of the Citadel's main elevator shaft in one piece. |
