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25/50 (50%) saavutuksista avattu:
Henkilökohtaiset saavutukset
 

Brownian Motion

Pass the toilet paper to the Scientist in need.
Avattu 2.5.2018 klo 5.20

Caffeine Extraction

Perform surgical caffeine extraction from 20 vending machines.
Avattu 20.8.2018 klo 14.15

Calculated Trajectory

Kill 10 airborne Headcrabs using the Shotgun.
Avattu 6.8.2018 klo 7.11

Centripetal Attraction

Kill 20 Enemies with the Hivehand.
Avattu 23.8.2018 klo 14.13

Convection Refinement

Ruin the microwave casserole.
Avattu 2.5.2018 klo 5.19

Dead Reckoning

Kill an Assassin with the .357 Magnum.
Avattu 20.8.2018 klo 14.34

Digital Wizardry

Kill 10 enemies with a reprogrammed Sentry.
Avattu 28.8.2018 klo 15.51

Ethically Questionable

Conduct all of the questionable research experiments.
Avattu 21.8.2018 klo 4.23

Futile Resistance

Kill 10 Enemies with Snarks.
Avattu 23.8.2018 klo 14.09

Gray Matter Propulsion

Headshot 20 Enemies with the .357 Magnum.
Avattu 22.7.2018 klo 13.04

Hyper Saturation Conundrum

Drown in Lambda Core's coolant.
Avattu 25.8.2018 klo 11.26

Inflammatory Actions

Kill a Headcrab using fire.
Avattu 28.8.2018 klo 15.44

Kinetic Repulsion

Kill a Marine with their own Grenade.
Avattu 21.8.2018 klo 5.05

Mega Hertz

Kill 5 Enemies with one Grenade.
Avattu 30.8.2018 klo 13.41

Nuclear Fishin'

Kill an Ichthyosaur with either the Tau or Gluon.
Avattu 23.8.2018 klo 15.11

Permeable Infrastructure

Use the alternate path in Office Complex.
Avattu 5.5.2018 klo 14.35

Premature Expulsion

Use an entire clip of Gluon ammo in one continuous shot.
Avattu 25.8.2018 klo 11.20

Prophylactic Suggested

Get overtaken by a Headcrab's ample anterior.
Avattu 5.5.2018 klo 16.04

Proverbial Tinkerer

Interfere with the alarm and laptop in Anomalous Materials.
Avattu 2.5.2018 klo 5.10

Quantum Capacitance

Overcharge it anyway.
Avattu 21.8.2018 klo 4.24

Rare Specimen

Send the Hidden Hat to Xen.
Avattu 30.8.2018 klo 14.11

Remote Detonation

Kill a Barnacle with a Satchel.
Avattu 5.8.2018 klo 13.30

Resonance Procrastinator

Refuse to insert the specimen into the Anti-Mass Spectrometer.
Avattu 20.8.2018 klo 14.29

Unified Coupling Theorum

Help the Barnacle and Headcrab find true love.
Avattu 28.8.2018 klo 15.32

Universal Gravitation

Get killed by your own Snarks.
Avattu 21.8.2018 klo 4.18



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.

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.

Anti-Matter Over Mind

Kill a Controller without killing any of its mind-controlled Vortigaunt slaves.

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.​

Limitless Potential

Accept G-Man’s offer of employment.

Rather an Anticlimax

Decline G-Man’s offer of employment.

Well-Done

Cook a Grenade for too long.
+7

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