Tempo di gioco nelle ultime 2 settimane:
5.9h

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11 achievement su 50 (22%) ottenuti:
Achievement personali
 

Brownian Motion

Pass the toilet paper to the Scientist in need.
Sbloccato in data 1 feb 2022, ore 4:49

Centripetal Attraction

Kill 20 Enemies with the Hivehand.
Sbloccato in data 15 apr 2020, ore 19:29

Gray Matter Propulsion

Headshot 20 Enemies with the .357 Magnum.
Sbloccato in data 23 mar 2020, ore 11:19

Inflammatory Actions

Kill a Headcrab using fire.
Sbloccato in data 18 nov, ore 2:35

Kinetic Repulsion

Kill a Marine with their own Grenade.
Sbloccato in data 15 mar 2020, ore 7:23

Mega Hertz

Kill 5 Enemies with one Grenade.
Sbloccato in data 16 apr 2020, ore 5:42

Premature Expulsion

Use an entire clip of Gluon ammo in one continuous shot.
Sbloccato in data 16 apr 2020, ore 10:04

Gonad Glider

Get whacked into oblivion in the ledge fight.
Sbloccato in data 16 apr 2020, ore 5:10

Anti-Matter Over Mind

Kill a Controller without killing any of its mind-controlled Vortigaunt slaves.
Sbloccato in data 16 apr 2020, ore 6:18

Limitless Potential

Accept G-Man’s offer of employment.
Sbloccato in data 16 apr 2020, ore 11:03

Rather an Anticlimax

Decline G-Man’s offer of employment.
Sbloccato in data 16 apr 2020, ore 11:11



Caffeine Extraction

Perform surgical caffeine extraction from 20 vending machines.

Calculated Trajectory

Kill 10 airborne Headcrabs using the Shotgun.

Convection Refinement

Ruin the microwave casserole.

Dead Reckoning

Kill an Assassin with the .357 Magnum.

Digital Wizardry

Kill 10 enemies with a reprogrammed Sentry.

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.

Nuclear Fishin'

Kill an Ichthyosaur with either the Tau or Gluon.

Permeable Infrastructure

Use the alternate path in Office Complex.

Prophylactic Suggested

Get overtaken by a Headcrab's ample anterior.

Proverbial Tinkerer

Interfere with the alarm and laptop in Anomalous Materials.

Quantum Capacitance

Overcharge it anyway.

Rare Specimen

Send the Hidden Hat to Xen.

Remote Detonation

Kill a Barnacle with a Satchel.

Resonance Procrastinator

Refuse to insert the specimen into the Anti-Mass Spectrometer.

Unified Coupling Theorum

Help the Barnacle and Headcrab find true love.

Universal Gravitation

Get killed by your own Snarks.

Prolific Popper

Kill all Protozoans in the Borderworld.

PhD in Pacifism

Don't kill any Vortigaunts 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.

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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