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28 of 42 (67%) achievements earned:
Personal Achievements

Hit and Run

Break out of the Combine prisoner transport vehicle.
Unlocked May 6, 2020 @ 3:41am

Quaranta Giorni

Enter the Quarantine Zone.
Unlocked May 6, 2020 @ 4:08am

Mazel Tov

Pick up and smash 50 glass bottles.
Unlocked May 7, 2020 @ 8:05am


Catch Russell's ammo magazine before it hits the ground.
Unlocked May 6, 2020 @ 3:48am


Receive a tasty treat.
Unlocked May 6, 2020 @ 4:38am

Zombie with a Shotgun

Collect the shotgun.
Unlocked May 6, 2020 @ 6:07am

Xen Garden

Enter the explosive Xen infestation.
Unlocked May 6, 2020 @ 7:22am

Off the Rails

Stop the prisoner transport train.
Unlocked May 6, 2020 @ 7:22am

Checking In

Reach the Northern Star.
Unlocked May 6, 2020 @ 7:59am

Heart-Breaker Hotel

Get creative turning the power back on.
Unlocked May 6, 2020 @ 10:19am

Surface Tension

Escape the underground pit.
Unlocked May 6, 2020 @ 10:40am


Collect the SMG.
Unlocked May 6, 2020 @ 11:04am


Shut down the substation.
Unlocked May 6, 2020 @ 2:06pm

Blast From the Past

Defuse a roomful of explosive barrels.
Unlocked May 7, 2020 @ 6:51am

Flat Note

Kill Jeff.
Unlocked May 7, 2020 @ 8:09am

Sea Level

Reach the aquatic exhibits.
Unlocked May 7, 2020 @ 9:37am

Triple Bypass

Solve the tanker yard's electrical puzzle and escape.
Unlocked May 8, 2020 @ 6:07am

High Water March

Start climbing the water tower.
Unlocked May 8, 2020 @ 6:29am

Textbook Jinxing

Wake the Strider.
Unlocked May 8, 2020 @ 6:45am

Point Extraction

Get to the superweapon.
Unlocked May 8, 2020 @ 7:10am


Make your choice.
Unlocked May 8, 2020 @ 7:13am

Dead Giveaway

Loot a corpse.
Unlocked May 6, 2020 @ 3:50am

Smash and Grab

Break open a supply crate with your hands.
Unlocked May 6, 2020 @ 4:13am

Up in Arms

Install your first pistol upgrade.
Unlocked May 6, 2020 @ 6:17am


Kill a grunt by shooting their gas tank.
Unlocked May 7, 2020 @ 7:06am

Combine Harvester

Use the gravity gloves to loot an item off a living Combine soldier.
Unlocked May 6, 2020 @ 2:15pm

Xen Lootism

Snatch a Xen grenade from its resting place.
Unlocked May 6, 2020 @ 10:13am

Safe Trip

Use the multitool to hack a tripmine.
Unlocked May 7, 2020 @ 6:46am

Good Grub

Feed the snark.

On a Roll

Interact with the playground somehow.

Freshly Squeezed

Test your grip on a headcrab heart.

Indirect Approach

Kill a Combine Heavy while their shield is up.

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.

8 hidden achievements remaining

Details for each achievement will be revealed once unlocked