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Persoonlijke prestaties
 

Brownian Motion

Pass the toilet paper to the Scientist in need.
Ontgrendeld op 14 mrt 2020 om 16:50

Caffeine Extraction

Perform surgical caffeine extraction from 20 vending machines.
Ontgrendeld op 16 mrt 2020 om 11:46

Calculated Trajectory

Kill 10 airborne Headcrabs using the Shotgun.
Ontgrendeld op 15 mrt 2020 om 15:11

Centripetal Attraction

Kill 20 Enemies with the Hivehand.
Ontgrendeld op 22 mrt 2020 om 16:56

Convection Refinement

Ruin the microwave casserole.
Ontgrendeld op 21 mrt 2020 om 12:18

Dead Reckoning

Kill an Assassin with the .357 Magnum.
Ontgrendeld op 16 mrt 2020 om 16:18

Digital Wizardry

Kill 10 enemies with a reprogrammed Sentry.
Ontgrendeld op 21 mrt 2020 om 12:56

Ethically Questionable

Conduct all of the questionable research experiments.
Ontgrendeld op 28 mei 2020 om 15:20

Futile Resistance

Kill 10 Enemies with Snarks.
Ontgrendeld op 21 mei 2020 om 20:18

Gray Matter Propulsion

Headshot 20 Enemies with the .357 Magnum.
Ontgrendeld op 11 mrt 2017 om 17:31

Hyper Saturation Conundrum

Drown in Lambda Core's coolant.
Ontgrendeld op 21 mei 2020 om 20:45

Inflammatory Actions

Kill a Headcrab using fire.
Ontgrendeld op 21 mrt 2020 om 23:42

Kinetic Repulsion

Kill a Marine with their own Grenade.
Ontgrendeld op 22 mrt 2020 om 0:15

Mega Hertz

Kill 5 Enemies with one Grenade.
Ontgrendeld op 23 mei 2020 om 0:43

Nuclear Fishin'

Kill an Ichthyosaur with either the Tau or Gluon.
Ontgrendeld op 21 mrt 2020 om 11:51

Permeable Infrastructure

Use the alternate path in Office Complex.
Ontgrendeld op 21 mrt 2020 om 23:54

Premature Expulsion

Use an entire clip of Gluon ammo in one continuous shot.
Ontgrendeld op 21 mei 2020 om 20:41

Prophylactic Suggested

Get overtaken by a Headcrab's ample anterior.
Ontgrendeld op 17 mrt 2017 om 14:21

Proverbial Tinkerer

Interfere with the alarm and laptop in Anomalous Materials.
Ontgrendeld op 21 mrt 2020 om 13:04

Quantum Capacitance

Overcharge it anyway.
Ontgrendeld op 21 mei 2020 om 20:10

Remote Detonation

Kill a Barnacle with a Satchel.
Ontgrendeld op 16 mrt 2020 om 12:21

Resonance Procrastinator

Refuse to insert the specimen into the Anti-Mass Spectrometer.
Ontgrendeld op 21 mei 2020 om 21:02

Unified Coupling Theorum

Help the Barnacle and Headcrab find true love.
Ontgrendeld op 28 mei 2020 om 14:41

Universal Gravitation

Get killed by your own Snarks.
Ontgrendeld op 19 mrt 2020 om 23:17

One Step Ahead

Kill 10 Enemies with Tripmines​​.
Ontgrendeld op 22 mrt 2020 om 1:21

Stealth Technology

Escape the Hangar in Surface Tension without alerting the Soldiers.
Ontgrendeld op 22 mrt 2020 om 21:05

Less Than Desirable Consequences

Die in the AMS Beam before starting the experiment.
Ontgrendeld op 28 mei 2020 om 14:50

Well-Done

Cook a Grenade for too long.
Ontgrendeld op 14 mrt 2020 om 23:17



Rare Specimen

Send the Hidden Hat to Xen.

Prolific Popper

Kill all Protozoans in the Borderworld.

PhD in Pacifism

Don't kill any Vortigaunts in the Borderworld.

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.​

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.
+7

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