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50/50 (100%) saavutuksista avattu:
Henkilökohtaiset saavutukset
 

Brownian Motion

Pass the toilet paper to the Scientist in need.
Avattu 6.3.2021 klo 13.58

Caffeine Extraction

Perform surgical caffeine extraction from 20 vending machines.
Avattu 9.3.2021 klo 11.28

Calculated Trajectory

Kill 10 airborne Headcrabs using the Shotgun.
Avattu 9.3.2021 klo 11.28

Centripetal Attraction

Kill 20 Enemies with the Hivehand.
Avattu 9.7.2021 klo 7.52

Convection Refinement

Ruin the microwave casserole.
Avattu 6.3.2021 klo 13.57

Dead Reckoning

Kill an Assassin with the .357 Magnum.
Avattu 10.3.2021 klo 7.11

Digital Wizardry

Kill 10 enemies with a reprogrammed Sentry.
Avattu 9.3.2021 klo 3.22

Ethically Questionable

Conduct all of the questionable research experiments.
Avattu 9.7.2021 klo 8.18

Futile Resistance

Kill 10 Enemies with Snarks.
Avattu 12.3.2021 klo 8.03

Gray Matter Propulsion

Headshot 20 Enemies with the .357 Magnum.
Avattu 10.3.2021 klo 7.46

Hyper Saturation Conundrum

Drown in Lambda Core's coolant.
Avattu 10.7.2021 klo 18.09

Inflammatory Actions

Kill a Headcrab using fire.
Avattu 13.3.2021 klo 8.34

Kinetic Repulsion

Kill a Marine with their own Grenade.
Avattu 9.7.2021 klo 8.12

Mega Hertz

Kill 5 Enemies with one Grenade.
Avattu 10.7.2021 klo 10.52

Nuclear Fishin'

Kill an Ichthyosaur with either the Tau or Gluon.
Avattu 11.3.2021 klo 12.40

Permeable Infrastructure

Use the alternate path in Office Complex.
Avattu 11.7.2021 klo 9.39

Premature Expulsion

Use an entire clip of Gluon ammo in one continuous shot.
Avattu 12.3.2021 klo 9.25

Prophylactic Suggested

Get overtaken by a Headcrab's ample anterior.
Avattu 7.3.2021 klo 18.48

Proverbial Tinkerer

Interfere with the alarm and laptop in Anomalous Materials.
Avattu 6.3.2021 klo 13.55

Quantum Capacitance

Overcharge it anyway.
Avattu 10.3.2021 klo 7.50

Rare Specimen

Send the Hidden Hat to Xen.
Avattu 16.3.2021 klo 13.14

Remote Detonation

Kill a Barnacle with a Satchel.
Avattu 8.3.2021 klo 13.14

Resonance Procrastinator

Refuse to insert the specimen into the Anti-Mass Spectrometer.
Avattu 14.3.2021 klo 1.20

Unified Coupling Theorum

Help the Barnacle and Headcrab find true love.
Avattu 10.7.2021 klo 18.20

Universal Gravitation

Get killed by your own Snarks.
Avattu 12.3.2021 klo 1.04

Prolific Popper

Kill all Protozoans in the Borderworld.
Avattu 12.7.2021 klo 16.05

PhD in Pacifism

Don't kill any Vortigaunts in the Borderworld.
Avattu 9.7.2021 klo 10.27

The Rarest Specimen

Carry the Hidden Hat to Endgame.
Avattu 19.3.2021 klo 12.32

One Step Ahead

Kill 10 Enemies with Tripmines​​.
Avattu 11.7.2021 klo 9.36

Stealth Technology

Escape the Hangar in Surface Tension without alerting the Soldiers.
Avattu 11.7.2021 klo 8.25

xen when

Wait too long to jump into the Lambda Teleporter.
Avattu 11.7.2021 klo 5.30

Our Brains And Your Brawn

Assemble all the possible Scientists and Guards at the end of Office Complex.
Avattu 11.7.2021 klo 12.32

Less Than Desirable Consequences

Die in the AMS Beam before starting the experiment.
Avattu 11.7.2021 klo 8.33

Orbital Trajectory

Skip the opening Xen island with a secret jump.​
Avattu 11.7.2021 klo 12.35

Following the Rules

Use the welcome mat.
Avattu 11.7.2021 klo 6.35

Doctor’s Signature

Deliver the finishing blow to Gonarch with your Crowbar.
Avattu 12.7.2021 klo 5.50

Gonad Glider

Get whacked into oblivion in the ledge fight.
Avattu 12.7.2021 klo 5.11

Post-Mortem Interval

Find each member of the missing research teams.
Avattu 12.7.2021 klo 16.39

The Plan

Use Cyanogen to kill Gonarch.
Avattu 12.7.2021 klo 8.48

Unquestionably Ethical

Don't use the Cyanogen and let the Gonarch live.
Avattu 12.7.2021 klo 8.48

Contest Propellant

Find the snack supply canister.
Avattu 9.7.2021 klo 10.33

Laser Immunization

Complete Interloper without taking any laser damage.
Avattu 11.7.2021 klo 13.49

Black Mesa Decathlon Winner

Escape the Gargantua’s Lair without taking any damage from Gargantuas.
Avattu 9.7.2021 klo 10.39

Anti-Matter Over Mind

Kill a Controller without killing any of its mind-controlled Vortigaunt slaves.
Avattu 13.3.2021 klo 9.21

Specimen GG

Take out all three Healing Crystals in Nihilanth’s Chamber at the same time​.
Avattu 11.7.2021 klo 8.09

Late for Work

Defeat Nihilanth in under 4 minutes.​
Avattu 19.3.2021 klo 12.30

Limitless Potential

Accept G-Man’s offer of employment.
Avattu 14.3.2021 klo 1.08

Rather an Anticlimax

Decline G-Man’s offer of employment.
Avattu 14.3.2021 klo 1.06

Pepperoni Precipitation

View the *other* secret ending.
Avattu 12.7.2021 klo 7.23

Well-Done

Cook a Grenade for too long.
Avattu 9.3.2021 klo 3.24