Achievement Unlocked Visibility Global Unlocks
Singularity Collapse
Destroy the Citadel's reactor core.
2022-12-05 19:13:54
27.2%
Giant Killer
Survive the rooftop strider battle in the ruins of City 17.
2022-12-05 18:40:56 27.8%
Fight the Power
Shut down the supression device by disabling its generators.
2022-12-04 22:40:46 28.9%
Counter-Sniper
Kill all of the snipers in City 17.
2022-12-04 22:11:25 11.2%
Plaza Defender
Survive the generator plaza standoff in chapter Anticitizen One.
2022-12-04 19:22:47 30.4%
Radiation Levels Detected
Get through the toxic tunnel under City 17 in Half-Life 2.
2022-12-04 19:03:08 31.0%
Hack Attack!
Kill five enemies with a Manhack.
2022-12-04 18:58:55 7.2%
Follow Freeman
Gain command of a squad of rebels in the uprising.
2022-12-03 17:16:49 31.8%
Warden Freeman
Survive the second turret standoff in Nova Prospekt.
2022-12-03 16:56:18 31.8%
Bug Hunt
Use the antlions to kill 50 enemies.
2022-12-01 17:40:40 32.7%
OSHA Violation
Kill 3 enemies using the crane.
2022-12-01 00:02:02 22.7%
Hallowed Ground
Escort Gregori safely through the church cemetery.
2022-11-30 21:50:56
39.7%
Zero-Point Energy
Get the Gravity Gun in Black Mesa East.
2022-11-29 19:26:09 44.2%
Revenge!
Destroy the hunter-chopper in Half-Life 2.
2022-11-29 19:09:14 45.0%
Heavy Weapons
Get the airboat's mounted gun.
2022-11-29 18:59:27 47.3%
Anchor's Aweigh!
Get the airboat.
2022-11-29 18:25:15 53.2%
Barnacle Bowling
Kill five barnacles with one barrel.
2022-11-29 18:02:13 36.9%
Trusty Hardware
Get the crowbar.
2022-11-29 17:49:35 67.0%
Malcontent
Escape the apartment block raid.
2022-11-29 17:39:12 69.6%
Defiant
Hit the trashcan cop with the can.
2022-11-29 17:32:02
32.5%
Submissive
Put the can in the trash.
2022-11-29 17:31:44
44.8%
Keep Off the Sand!
Cross the antlion beach in chapter Sandtraps without touching the sand.
5.8%
Vorticough
Discover the hidden singing vortigaunt cave in chapter Water Hazard.
9.7%
Blast from the Past
Find the HEV Suit Charger faceplate in Eli's scrapyard.
22.9%
Lambda Locator
Find all lambda caches in Half-Life 2.
4.0%
Atomizer
Disintegrate 15 soldiers by throwing them into a Combine ball field.
13.2%
Flushed
Kill an enemy with a toilet.
7.3%
Where Cubbage Fears to Tread
Defend Little Odessa from the gunship attack.
38.3%
One Man Army
Destroy six gunships in Half-Life 2.
28.9%
Two Points
Use DOG's ball to make a basket in Eli's scrapyard.
9.7%
Targetted Advertising
Pin a soldier to the billboard in chapter Highway 17.
17.5%
Zombie Chopper
Play through Ravenholm using only the Gravity Gun.
7.0%
What cat?
Break the mini-teleporter in Kleiner's lab.
12.7%