Steam Achievements · completionist.me

Achievement	Unlocked	Global Unlocks
Singularity Collapse Destroy the Citadel's reactor core.	2014-08-30 09:09:24	27.2%
Keep Off the Sand! Cross the antlion beach in chapter Sandtraps without touching the sand.	2014-08-30 08:40:49	5.8%
Atomizer Disintegrate 15 soldiers by throwing them into a Combine ball field.	2014-08-29 22:21:23	13.2%
Giant Killer Survive the rooftop strider battle in the ruins of City 17.	2014-08-29 22:08:53	27.8%
Lambda Locator Find all lambda caches in Half-Life 2.	2014-08-29 21:54:50	4.0%
Fight the Power Shut down the supression device by disabling its generators.	2014-08-29 21:33:57	28.9%
Counter-Sniper Kill all of the snipers in City 17.	2014-08-29 21:17:51	11.2%
Plaza Defender Survive the generator plaza standoff in chapter Anticitizen One.	2014-08-29 20:57:45	30.4%
Warden Freeman Survive the second turret standoff in Nova Prospekt.	2014-08-29 18:44:45	31.8%
Zombie Chopper Play through Ravenholm using only the Gravity Gun.	2014-08-24 19:07:17	7.0%
Defiant Hit the trashcan cop with the can.	2014-08-23 21:58:04	32.5%
Vorticough Discover the hidden singing vortigaunt cave in chapter Water Hazard.	2014-04-01 09:43:26	9.7%
Radiation Levels Detected Get through the toxic tunnel under City 17 in Half-Life 2.	2014-03-30 14:55:59	31.0%
Hack Attack! Kill five enemies with a Manhack.	2014-03-30 14:41:04	7.2%
Follow Freeman Gain command of a squad of rebels in the uprising.	2014-03-30 14:22:35	31.8%
Anchor's Aweigh! Get the airboat.	2014-03-29 18:06:40	53.2%
Barnacle Bowling Kill five barnacles with one barrel.	2014-03-29 17:41:48	36.9%
What cat? Break the mini-teleporter in Kleiner's lab.	2014-03-29 13:17:51	12.7%
Flushed Kill an enemy with a toilet.	2014-01-26 10:29:06	7.3%
Bug Hunt Use the antlions to kill 50 enemies.	2014-01-25 13:58:52	32.7%
One Man Army Destroy six gunships in Half-Life 2.	2014-01-25 13:49:55	28.9%
Targetted Advertising Pin a soldier to the billboard in chapter Highway 17.	2014-01-25 12:34:00	17.5%
OSHA Violation Kill 3 enemies using the crane.	2014-01-25 12:25:33	22.7%
Where Cubbage Fears to Tread Defend Little Odessa from the gunship attack.	2014-01-25 12:16:29	38.3%
Hallowed Ground Escort Gregori safely through the church cemetery.	2014-01-25 11:46:17	39.7%
Two Points Use DOG's ball to make a basket in Eli's scrapyard.	2014-01-22 18:15:50	9.7%
Blast from the Past Find the HEV Suit Charger faceplate in Eli's scrapyard.	2014-01-22 18:11:49	22.9%
Zero-Point Energy Get the Gravity Gun in Black Mesa East.	2014-01-22 18:11:17	44.2%
Revenge! Destroy the hunter-chopper in Half-Life 2.	2014-01-22 13:29:19	45.0%
Heavy Weapons Get the airboat's mounted gun.	2014-01-22 13:17:37	47.2%
Trusty Hardware Get the crowbar.	2014-01-15 12:48:43	67.0%
Malcontent Escape the apartment block raid.	2014-01-14 13:21:59	69.6%
Submissive Put the can in the trash.	2014-01-14 13:08:54	44.7%

Singularity Collapse
Destroy the Citadel's reactor core.

2014-08-30 09:09:24

27.2%

Keep Off the Sand!
Cross the antlion beach in chapter Sandtraps without touching the sand.

2014-08-30 08:40:49

5.8%

Atomizer
Disintegrate 15 soldiers by throwing them into a Combine ball field.

2014-08-29 22:21:23

13.2%

Giant Killer
Survive the rooftop strider battle in the ruins of City 17.

2014-08-29 22:08:53

27.8%

Lambda Locator
Find all lambda caches in Half-Life 2.

2014-08-29 21:54:50

4.0%

Fight the Power
Shut down the supression device by disabling its generators.

2014-08-29 21:33:57

28.9%

Counter-Sniper
Kill all of the snipers in City 17.

2014-08-29 21:17:51

11.2%

Plaza Defender
Survive the generator plaza standoff in chapter Anticitizen One.

2014-08-29 20:57:45

30.4%

Warden Freeman
Survive the second turret standoff in Nova Prospekt.

2014-08-29 18:44:45

31.8%

Zombie Chopper
Play through Ravenholm using only the Gravity Gun.

2014-08-24 19:07:17

7.0%

Defiant
Hit the trashcan cop with the can.

2014-08-23 21:58:04

32.5%

Vorticough
Discover the hidden singing vortigaunt cave in chapter Water Hazard.

2014-04-01 09:43:26

9.7%

Radiation Levels Detected
Get through the toxic tunnel under City 17 in Half-Life 2.

2014-03-30 14:55:59

31.0%

Hack Attack!
Kill five enemies with a Manhack.

2014-03-30 14:41:04

7.2%

Follow Freeman
Gain command of a squad of rebels in the uprising.

2014-03-30 14:22:35

31.8%

Anchor's Aweigh!
Get the airboat.

2014-03-29 18:06:40

53.2%

Barnacle Bowling
Kill five barnacles with one barrel.

2014-03-29 17:41:48

36.9%

What cat?
Break the mini-teleporter in Kleiner's lab.

2014-03-29 13:17:51

12.7%

Flushed
Kill an enemy with a toilet.

2014-01-26 10:29:06

7.3%

Bug Hunt
Use the antlions to kill 50 enemies.

2014-01-25 13:58:52

32.7%

One Man Army
Destroy six gunships in Half-Life 2.

2014-01-25 13:49:55

28.9%

Targetted Advertising
Pin a soldier to the billboard in chapter Highway 17.

2014-01-25 12:34:00

17.5%

OSHA Violation
Kill 3 enemies using the crane.

2014-01-25 12:25:33

22.7%

Where Cubbage Fears to Tread
Defend Little Odessa from the gunship attack.

2014-01-25 12:16:29

38.3%

Hallowed Ground
Escort Gregori safely through the church cemetery.

2014-01-25 11:46:17

39.7%

Two Points
Use DOG's ball to make a basket in Eli's scrapyard.

2014-01-22 18:15:50

9.7%

Blast from the Past
Find the HEV Suit Charger faceplate in Eli's scrapyard.

2014-01-22 18:11:49

22.9%

Zero-Point Energy
Get the Gravity Gun in Black Mesa East.

2014-01-22 18:11:17

44.2%

Revenge!
Destroy the hunter-chopper in Half-Life 2.

2014-01-22 13:29:19

45.0%

Heavy Weapons
Get the airboat's mounted gun.

2014-01-22 13:17:37

47.2%

Trusty Hardware
Get the crowbar.

2014-01-15 12:48:43

67.0%

Malcontent
Escape the apartment block raid.

2014-01-14 13:21:59

69.6%

Submissive
Put the can in the trash.

2014-01-14 13:08:54

44.7%