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30 of 33 (91%) achievements earned:
Personal Achievements
 

Defiant

Hit the trashcan cop with the can.
Unlocked Jul 11, 2017 @ 6:20pm

Malcontent

Escape the apartment block raid.
Unlocked Jan 6, 2016 @ 9:33pm

What cat?

Break the mini-teleporter in Kleiner's lab.
Unlocked Oct 29, 2019 @ 5:18am

Trusty Hardware

Get the crowbar.
Unlocked Jan 6, 2016 @ 9:45pm

Barnacle Bowling

Kill five barnacles with one barrel.
Unlocked Oct 28, 2019 @ 5:28pm

Anchor's Aweigh!

Get the airboat.
Unlocked Jan 6, 2016 @ 10:39pm

Heavy Weapons

Get the airboat's mounted gun.
Unlocked Jan 7, 2016 @ 1:19am

Vorticough

Discover the hidden singing vortigaunt cave in chapter Water Hazard.
Unlocked Nov 2, 2019 @ 6:09am

Revenge!

Destroy the hunter-chopper in Half-Life 2.
Unlocked Jan 7, 2016 @ 1:38am

Blast from the Past

Find the HEV Suit Charger faceplate in Eli's scrapyard.
Unlocked Jul 12, 2017 @ 5:05am

Zero-Point Energy

Get the Gravity Gun in Black Mesa East.
Unlocked Jan 7, 2016 @ 1:58am

Two Points

Use DOG's ball to make a basket in Eli's scrapyard.
Unlocked Oct 28, 2019 @ 8:10pm

Zombie Chopper

Play through Ravenholm using only the Gravity Gun.
Unlocked Oct 28, 2019 @ 9:43pm

Hallowed Ground

Escort Gregori safely through the church cemetery.
Unlocked Jan 9, 2016 @ 10:28pm

OSHA Violation

Kill 3 enemies using the crane.
Unlocked Jul 12, 2017 @ 6:27pm

Targetted Advertising

Pin a soldier to the billboard in chapter Highway 17.
Unlocked Jan 17, 2016 @ 12:16am

Where Cubbage Fears to Tread

Defend Little Odessa from the gunship attack.
Unlocked Jan 16, 2016 @ 11:51pm

One Man Army

Destroy six gunships in Half-Life 2.
Unlocked May 2, 2016 @ 11:04pm

Bug Hunt

Use the antlions to kill 50 enemies.
Unlocked May 2, 2016 @ 11:34pm

Flushed

Kill an enemy with a toilet.
Unlocked Oct 29, 2019 @ 12:50am

Warden Freeman

Survive the second turret standoff in Nova Prospekt.
Unlocked Jul 13, 2017 @ 2:39am

Follow Freeman

Gain command of a squad of rebels in the uprising.
Unlocked Jul 13, 2017 @ 3:07am

Radiation Levels Detected

Get through the toxic tunnel under City 17 in Half-Life 2.
Unlocked Jul 13, 2017 @ 3:34am

Plaza Defender

Survive the generator plaza standoff in chapter Anticitizen One.
Unlocked Jul 13, 2017 @ 4:10am

Counter-Sniper

Kill all of the snipers in City 17.
Unlocked Oct 29, 2019 @ 5:37pm

Fight the Power

Shut down the supression device by disabling its generators.
Unlocked Jul 13, 2017 @ 5:19am

Giant Killer

Survive the rooftop strider battle in the ruins of City 17.
Unlocked Jul 13, 2017 @ 6:13am

Atomizer

Disintegrate 15 soldiers by throwing them into a Combine ball field.
Unlocked Oct 29, 2019 @ 6:48pm

Singularity Collapse

Destroy the Citadel's reactor core.
Unlocked Jul 13, 2017 @ 7:46am

Hack Attack!

Kill five enemies with a Manhack.
Unlocked Oct 29, 2019 @ 2:00am



Keep Off the Sand!

Cross the antlion beach in chapter Sandtraps without touching the sand.

Lambda Locator

Find all lambda caches in Half-Life 2.
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