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Half-Life 2 achievement guide & roadmap

 

Properties

No missable achievements (plus 33 unknown)

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Malcontent

Escape the apartment block raid.

Trusty Hardware

Get the crowbar.

Anchor's Aweigh!

Get the airboat.

Heavy Weapons

Get the airboat's mounted gun.

Submissive

Revenge!

Destroy the hunter-chopper in Half-Life 2.

Zero-Point Energy

Get the Gravity Gun in Black Mesa East.

Hallowed Ground

Where Cubbage Fears to Tread

Barnacle Bowling

Kill five barnacles with one barrel.

Bug Hunt

Use the antlions to kill 50 enemies.

Defiant

Warden Freeman

Survive the second turret standoff in Nova Prospekt.

Follow Freeman

Gain command of a squad of rebels in the uprising.

Radiation Levels Detected

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

Plaza Defender

Survive the generator plaza standoff in chapter Anticitizen One.

One Man Army

Destroy six gunships in Half-Life 2.

Fight the Power

Shut down the supression device by disabling its generators.

Giant Killer

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

Singularity Collapse

Blast from the Past

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

OSHA Violation

Kill 3 enemies using the crane.

Targetted Advertising

Pin a soldier to the billboard in chapter Highway 17.

Atomizer

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

What cat?

Break the mini-teleporter in Kleiner's lab.

Counter-Sniper

Kill all of the snipers in City 17.

Vorticough

Discover the hidden singing vortigaunt cave in chapter Water Hazard.

Two Points

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

Flushed

Kill an enemy with a toilet.

Hack Attack!

Kill five enemies with a Manhack.

Zombie Chopper

Play through Ravenholm using only the Gravity Gun.

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.