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30 of 42 (71%) achievements earned:
Personal Achievements

Hit and Run

Break out of the Combine prisoner transport vehicle.
Unlocked Mar 23, 2020 @ 10:28am

Quaranta Giorni

Enter the Quarantine Zone.
Unlocked Mar 23, 2020 @ 10:58am

Mazel Tov

Pick up and smash 50 glass bottles.
Unlocked Mar 26, 2020 @ 12:52pm

Good Grub

Feed the snark.
Unlocked Mar 23, 2020 @ 10:20am


Receive a tasty treat.
Unlocked Mar 24, 2020 @ 6:33am

Zombie with a Shotgun

Collect the shotgun.
Unlocked Mar 24, 2020 @ 6:44am

Xen Garden

Enter the explosive Xen infestation.
Unlocked Mar 24, 2020 @ 11:54am

Off the Rails

Stop the prisoner transport train.
Unlocked Mar 24, 2020 @ 12:25pm

Checking In

Reach the Northern Star.
Unlocked Mar 24, 2020 @ 1:24pm

Heart-Breaker Hotel

Get creative turning the power back on.
Unlocked Mar 25, 2020 @ 10:12am

Surface Tension

Escape the underground pit.
Unlocked Mar 25, 2020 @ 10:37am


Collect the SMG.
Unlocked Mar 25, 2020 @ 11:07am


Shut down the substation.
Unlocked Mar 25, 2020 @ 11:46am

Blast From the Past

Defuse a roomful of explosive barrels.
Unlocked Mar 26, 2020 @ 12:33pm

Sound Strategy

Escape the distillery without killing Jeff.
Unlocked Mar 26, 2020 @ 2:20pm

Crustacean Frustration

Kill the annoying headcrab before it breaks everything.
Unlocked Mar 26, 2020 @ 1:45pm

Hold Your Liquor

Catch a bottle falling out of a cupboard before it breaks and alerts Jeff.
Unlocked Mar 26, 2020 @ 1:58pm

Sea Level

Reach the aquatic exhibits.
Unlocked Mar 26, 2020 @ 2:42pm

Triple Bypass

Solve the tanker yard's electrical puzzle and escape.
Unlocked Mar 27, 2020 @ 4:59am

High Water March

Start climbing the water tower.
Unlocked Mar 27, 2020 @ 5:43am

Textbook Jinxing

Wake the Strider.
Unlocked Mar 27, 2020 @ 6:06am

Point Extraction

Get to the superweapon.
Unlocked Mar 27, 2020 @ 8:52am


Make your choice.
Unlocked Mar 27, 2020 @ 8:56am

Dead Giveaway

Loot a corpse.
Unlocked Mar 23, 2020 @ 10:40am

Smash and Grab

Break open a supply crate with your hands.
Unlocked Mar 24, 2020 @ 6:05am

Up in Arms

Install your first pistol upgrade.
Unlocked Mar 24, 2020 @ 6:03am


Kill a grunt by shooting their gas tank.
Unlocked Mar 25, 2020 @ 12:00pm

Indirect Approach

Kill a Combine Heavy while their shield is up.
Unlocked Mar 26, 2020 @ 12:51pm

Xen Lootism

Snatch a Xen grenade from its resting place.
Unlocked Mar 25, 2020 @ 9:56am

Safe Trip

Use the multitool to hack a tripmine.
Unlocked Mar 26, 2020 @ 10:56am

On a Roll

Interact with the playground somehow.

Freshly Squeezed

Test your grip on a headcrab heart.

Combine Harvester

Use the gravity gloves to loot an item off a living Combine soldier.

Deadliest Catch

Use the gravity gloves to intercept an incoming enemy grenade in mid-flight.

Gnome Alone

If you are reading this achievement, Gabe Newell has successfully launched Gnome Chompski into space. If you did not also receive the achievement 'Manufacturing Ascent', Newell has abandoned his plans to shoot Noam Chomsky into space.

7 hidden achievements remaining

Details for each achievement will be revealed once unlocked