| Game |
Achievement |
Points |
Unlocked |
 |
 |
Neighborhood Watch |
1.15 | 07/23/2014 03:25:53 |
| Save all buildings outside the missile silo from destruction. |
|
 |
Defense of the Armament |
0.58 | 07/23/2014 03:25:53 |
| Save the missile silo from the Combine offensive. |
|
 |
Secondary Silo Secured |
0.54 | 07/22/2014 03:21:02 |
| Secure the launch doors on missile silo 2. |
|
 |
Pedal to the Metal |
0.68 | 07/21/2014 04:38:08 |
| Beat DOG in a race to the White Forest base. |
|
 |
Cache Checker |
0.64 | 07/21/2014 04:31:46 |
| Find every radar cache in chapter Under The Radar. |
|
 |
Quiet Mountain Getaway |
0.53 | 07/21/2014 04:23:12 |
| Survive the ambush at White Forest Inn. |
|
 |
Gordon Propelled Rocket |
0.57 | 07/21/2014 04:00:49 |
| Unlock the rocket launcher lambda cache in chapter Under The Radar. |
|
 |
Hit and Run |
0.72 | 07/21/2014 03:52:05 |
| Run over 20 enemies with the car in Episode Two. |
|
 |
Gunishment! |
0.53 | 07/21/2014 03:47:15 |
| Destroy the Combine Autogun in the junkyard. |
|
 |
Bone Breaker |
0.83 | 07/21/2014 03:35:57 |
| Kill 30 enemies with thrown physics objects. |
|
 |
Puttin' On a Clinic |
1.04 | 07/17/2014 05:03:37 |
| Defeat the chopper in Episode Two without any misses. |
|
 |
Meet the Hunters |
0.52 | 07/16/2014 04:14:10 |
| Survive the Hunter ambush with Alyx. |
|
 |
Payback |
0.90 | 07/16/2014 04:12:23 |
| Kill a Hunter with its own flechettes. |
|
 |
Grave Robber |
0.68 | 07/16/2014 03:14:02 |
| Steal a Zombine's grenade. |
|
 |
Twofer |
0.51 | 07/15/2014 03:37:23 |
| Defeat both antlion guards outside the White Forest. |
|
 |
Into the Breach |
0.47 | 07/14/2014 04:39:37 |
| Help Griggs and Sheckley hold off the antlion invasion inside the mine shaft. |
|
 |
Deadly Harvest |
0.53 | 07/14/2014 04:28:59 |
| Kill an enemy by planting a hopper mine. |
|
 |
Acid Reflex |
0.45 | 07/14/2014 04:04:22 |
| Kill an acid antlion worker. |
