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29/50 (58%) saavutuksista avattu:
Henkilökohtaiset saavutukset
 

Brownian Motion

Pass the toilet paper to the Scientist in need.
Avattu 29.12.2015 klo 19.14

Caffeine Extraction

Perform surgical caffeine extraction from 20 vending machines.
Avattu 29.12.2015 klo 20.05

Calculated Trajectory

Kill 10 airborne Headcrabs using the Shotgun.
Avattu 30.12.2015 klo 12.11

Centripetal Attraction

Kill 20 Enemies with the Hivehand.
Avattu 5.4. klo 14.44

Convection Refinement

Ruin the microwave casserole.
Avattu 29.12.2015 klo 19.13

Dead Reckoning

Kill an Assassin with the .357 Magnum.
Avattu 30.12.2015 klo 12.22

Ethically Questionable

Conduct all of the questionable research experiments.
Avattu 1.1.2016 klo 11.22

Gray Matter Propulsion

Headshot 20 Enemies with the .357 Magnum.
Avattu 30.12.2015 klo 9.17

Hyper Saturation Conundrum

Drown in Lambda Core's coolant.
Avattu 30.12.2015 klo 16.14

Inflammatory Actions

Kill a Headcrab using fire.
Avattu 9.1.2016 klo 21.19

Mega Hertz

Kill 5 Enemies with one Grenade.
Avattu 30.12.2016 klo 17.02

Nuclear Fishin'

Kill an Ichthyosaur with either the Tau or Gluon.
Avattu 11.1.2016 klo 16.24

Permeable Infrastructure

Use the alternate path in Office Complex.
Avattu 10.1.2016 klo 6.40

Premature Expulsion

Use an entire clip of Gluon ammo in one continuous shot.
Avattu 30.12.2015 klo 16.09

Prophylactic Suggested

Get overtaken by a Headcrab's ample anterior.
Avattu 29.12.2015 klo 20.11

Proverbial Tinkerer

Interfere with the alarm and laptop in Anomalous Materials.
Avattu 9.1.2016 klo 20.10

Quantum Capacitance

Overcharge it anyway.
Avattu 30.12.2015 klo 13.17

Resonance Procrastinator

Refuse to insert the specimen into the Anti-Mass Spectrometer.
Avattu 6.1.2017 klo 21.57

Universal Gravitation

Get killed by your own Snarks.
Avattu 30.12.2015 klo 13.13

PhD in Pacifism

Don't kill any Vortigaunts in the Borderworld.
Avattu 5.1.2021 klo 10.11

Stealth Technology

Escape the Hangar in Surface Tension without alerting the Soldiers.
Avattu 11.6.2020 klo 16.52

Less Than Desirable Consequences

Die in the AMS Beam before starting the experiment.
Avattu 5.4. klo 14.37

Doctor’s Signature

Deliver the finishing blow to Gonarch with your Crowbar.
Avattu 17.6.2020 klo 12.52

Contest Propellant

Find the snack supply canister.
Avattu 4.1.2021 klo 23.53

Anti-Matter Over Mind

Kill a Controller without killing any of its mind-controlled Vortigaunt slaves.
Avattu 4.1.2021 klo 23.51

Specimen GG

Take out all three Healing Crystals in Nihilanth’s Chamber at the same time​.
Avattu 24.12.2020 klo 4.10

Late for Work

Defeat Nihilanth in under 4 minutes.​
Avattu 3.12.2021 klo 19.44

Limitless Potential

Accept G-Man’s offer of employment.
Avattu 24.12.2020 klo 3.55

Well-Done

Cook a Grenade for too long.
Avattu 5.4. klo 14.44



Digital Wizardry

Kill 10 enemies with a reprogrammed Sentry.

Futile Resistance

Kill 10 Enemies with Snarks.

Kinetic Repulsion

Kill a Marine with their own Grenade.

Rare Specimen

Send the Hidden Hat to Xen.

Remote Detonation

Kill a Barnacle with a Satchel.

Unified Coupling Theorum

Help the Barnacle and Headcrab find true love.

Prolific Popper

Kill all Protozoans in the Borderworld.

One Step Ahead

Kill 10 Enemies with Tripmines​​.

Our Brains And Your Brawn

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

Orbital Trajectory

Skip the opening Xen island with a secret jump.​

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.

Rather an Anticlimax

Decline G-Man’s offer of employment.
+6

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