| Game |
Achievement |
Points |
Unlocked |
 |
 |
Neighborhood Watch |
1.15 | 01/05/2012 18:18:33 |
| Save all buildings outside the missile silo from destruction. |
|
 |
Defense of the Armament |
0.58 | 01/05/2012 18:18:33 |
| Save the missile silo from the Combine offensive. |
|
 |
Secondary Silo Secured |
0.54 | 01/05/2012 17:38:37 |
| Secure the launch doors on missile silo 2. |
|
 |
Pedal to the Metal |
0.69 | 01/04/2012 16:48:43 |
| Beat DOG in a race to the White Forest base. |
|
 |
Quiet Mountain Getaway |
0.53 | 01/04/2012 16:35:50 |
| Survive the ambush at White Forest Inn. |
|
 |
Gordon Propelled Rocket |
0.57 | 01/03/2012 19:14:18 |
| Unlock the rocket launcher lambda cache in chapter Under The Radar. |
|
 |
Hit and Run |
0.72 | 01/03/2012 19:11:59 |
| Run over 20 enemies with the car in Episode Two. |
|
 |
Gunishment! |
0.53 | 01/03/2012 19:05:08 |
| Destroy the Combine Autogun in the junkyard. |
|
 |
Puttin' On a Clinic |
1.04 | 01/03/2012 18:52:25 |
| Defeat the chopper in Episode Two without any misses. |
|
 |
Hot Potat0wned |
1.07 | 01/03/2012 18:43:40 |
| Kill a Combine soldier with his own grenade. |
|
 |
Meet the Hunters |
0.52 | 01/03/2012 18:30:10 |
| Survive the Hunter ambush with Alyx. |
|
 |
Payback |
0.90 | 01/03/2012 18:29:02 |
| Kill a Hunter with its own flechettes. |
|
 |
Bone Breaker |
0.83 | 01/03/2012 13:21:15 |
| Kill 30 enemies with thrown physics objects. |
|
 |
Twofer |
0.51 | 01/03/2012 13:13:12 |
| Defeat both antlion guards outside the White Forest. |
|
 |
Piñata Party |
1.00 | 01/03/2012 12:54:53 |
| Find and break every web cache in Episode Two. |
|
 |
Into the Breach |
0.47 | 01/03/2012 11:59:27 |
| Help Griggs and Sheckley hold off the antlion invasion inside the mine shaft. |
|
 |
Deadly Harvest |
0.53 | 01/03/2012 11:49:31 |
| Kill an enemy by planting a hopper mine. |
|
 |
Acid Reflex |
0.45 | 01/03/2012 11:24:53 |
| Kill an acid antlion worker. |
|
 |
Grave Robber |
0.68 | 01/03/2012 11:06:58 |
| Steal a Zombine's grenade. |
