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16 dari 50 (32%) pencapaian didapatkan:
Pencapaian Pribadi
 

Brownian Motion

Pass the toilet paper to the Scientist in need.
Didapatkan pada 3 Feb 2016 @ 12:50am

Caffeine Extraction

Perform surgical caffeine extraction from 20 vending machines.
Didapatkan pada 3 Feb 2016 @ 12:49am

Calculated Trajectory

Kill 10 airborne Headcrabs using the Shotgun.
Didapatkan pada 17 Des 2016 @ 3:25am

Convection Refinement

Ruin the microwave casserole.
Didapatkan pada 3 Feb 2016 @ 12:49am

Digital Wizardry

Kill 10 enemies with a reprogrammed Sentry.
Didapatkan pada 17 Des 2016 @ 2:53am

Gray Matter Propulsion

Headshot 20 Enemies with the .357 Magnum.
Didapatkan pada 23 Nov 2024 @ 6:43am

Inflammatory Actions

Kill a Headcrab using fire.
Didapatkan pada 16 Des 2016 @ 10:24pm

Permeable Infrastructure

Use the alternate path in Office Complex.
Didapatkan pada 16 Des 2016 @ 10:33pm

Prophylactic Suggested

Get overtaken by a Headcrab's ample anterior.
Didapatkan pada 3 Feb 2016 @ 1:10am

Proverbial Tinkerer

Interfere with the alarm and laptop in Anomalous Materials.
Didapatkan pada 2 Feb 2016 @ 11:27pm

Resonance Procrastinator

Refuse to insert the specimen into the Anti-Mass Spectrometer.
Didapatkan pada 3 Feb 2016 @ 1:01am

Unified Coupling Theorum

Help the Barnacle and Headcrab find true love.
Didapatkan pada 16 Des 2016 @ 5:58am

PhD in Pacifism

Don't kill any Vortigaunts in the Borderworld.
Didapatkan pada 24 Nov 2024 @ 5:08am

Anti-Matter Over Mind

Kill a Controller without killing any of its mind-controlled Vortigaunt slaves.
Didapatkan pada 24 Nov 2024 @ 3:03am

Limitless Potential

Accept G-Man’s offer of employment.
Didapatkan pada 24 Nov 2024 @ 5:34am

Rather an Anticlimax

Decline G-Man’s offer of employment.
Didapatkan pada 24 Nov 2024 @ 5:33am



Centripetal Attraction

Kill 20 Enemies with the Hivehand.

Dead Reckoning

Kill an Assassin with the .357 Magnum.

Ethically Questionable

Conduct all of the questionable research experiments.

Futile Resistance

Kill 10 Enemies with Snarks.

Hyper Saturation Conundrum

Drown in Lambda Core's coolant.

Kinetic Repulsion

Kill a Marine with their own Grenade.

Mega Hertz

Kill 5 Enemies with one Grenade.

Nuclear Fishin'

Kill an Ichthyosaur with either the Tau or Gluon.

Premature Expulsion

Use an entire clip of Gluon ammo in one continuous shot.

Quantum Capacitance

Overcharge it anyway.

Rare Specimen

Send the Hidden Hat to Xen.

Remote Detonation

Kill a Barnacle with a Satchel.

Universal Gravitation

Get killed by your own Snarks.

Prolific Popper

Kill all Protozoans in the Borderworld.

One Step Ahead

Kill 10 Enemies with Tripmines​​.

Stealth Technology

Escape the Hangar in Surface Tension without alerting the Soldiers.

Our Brains And Your Brawn

Assemble all the possible Scientists and Guards at the end of Office Complex.

Less Than Desirable Consequences

Die in the AMS Beam before starting the experiment.

Orbital Trajectory

Skip the opening Xen island with a secret jump.​

Doctor’s Signature

Deliver the finishing blow to Gonarch with your Crowbar.

Gonad Glider

Get whacked into oblivion in the ledge fight.

Post-Mortem Interval

Find each member of the missing research teams.

Laser Immunization

Complete Interloper without taking any laser damage.

Black Mesa Decathlon Winner

Escape the Gargantua’s Lair without taking any damage from Gargantuas.

Specimen GG

Take out all three Healing Crystals in Nihilanth’s Chamber at the same time​.

Late for Work

Defeat Nihilanth in under 4 minutes.​

Well-Done

Cook a Grenade for too long.
+7

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