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29 af 50 (58%) præstationer opnået:
Personlige præstationer
 

Brownian Motion

Pass the toilet paper to the Scientist in need.
Låst op: 28. nov. kl. 12:20

Caffeine Extraction

Perform surgical caffeine extraction from 20 vending machines.
Låst op: 2. dec. kl. 12:08

Calculated Trajectory

Kill 10 airborne Headcrabs using the Shotgun.
Låst op: 3. dec. kl. 12:22

Centripetal Attraction

Kill 20 Enemies with the Hivehand.
Låst op: 9. dec. kl. 13:30

Convection Refinement

Ruin the microwave casserole.
Låst op: 28. nov. kl. 12:18

Dead Reckoning

Kill an Assassin with the .357 Magnum.
Låst op: 5. dec. kl. 12:10

Digital Wizardry

Kill 10 enemies with a reprogrammed Sentry.
Låst op: 2. dec. kl. 12:57

Ethically Questionable

Conduct all of the questionable research experiments.
Låst op: 9. dec. kl. 10:48

Futile Resistance

Kill 10 Enemies with Snarks.
Låst op: 9. dec. kl. 11:11

Gray Matter Propulsion

Headshot 20 Enemies with the .357 Magnum.
Låst op: 5. dec. kl. 10:42

Inflammatory Actions

Kill a Headcrab using fire.
Låst op: 2. dec. kl. 10:48

Kinetic Repulsion

Kill a Marine with their own Grenade.
Låst op: 2. dec. kl. 13:03

Mega Hertz

Kill 5 Enemies with one Grenade.
Låst op: 2. dec. kl. 13:09

Nuclear Fishin'

Kill an Ichthyosaur with either the Tau or Gluon.
Låst op: 9. dec. kl. 11:16

Permeable Infrastructure

Use the alternate path in Office Complex.
Låst op: 2. dec. kl. 12:05

Premature Expulsion

Use an entire clip of Gluon ammo in one continuous shot.
Låst op: 10. dec. kl. 12:35

Prophylactic Suggested

Get overtaken by a Headcrab's ample anterior.
Låst op: 2. dec. kl. 10:34

Proverbial Tinkerer

Interfere with the alarm and laptop in Anomalous Materials.
Låst op: 28. nov. kl. 12:07

Quantum Capacitance

Overcharge it anyway.
Låst op: 9. dec. kl. 11:05

Remote Detonation

Kill a Barnacle with a Satchel.
Låst op: 3. dec. kl. 12:51

Resonance Procrastinator

Refuse to insert the specimen into the Anti-Mass Spectrometer.
Låst op: 28. nov. kl. 12:42

Universal Gravitation

Get killed by your own Snarks.
Låst op: 10. dec. kl. 11:19

One Step Ahead

Kill 10 Enemies with Tripmines​​.
Låst op: 5. dec. kl. 12:09

Stealth Technology

Escape the Hangar in Surface Tension without alerting the Soldiers.
Låst op: 10. dec. kl. 11:29

xen when

Wait too long to jump into the Lambda Teleporter.
Låst op: 12. dec. kl. 12:58

Our Brains And Your Brawn

Assemble all the possible Scientists and Guards at the end of Office Complex.
Låst op: 2. dec. kl. 12:49

Less Than Desirable Consequences

Die in the AMS Beam before starting the experiment.
Låst op: 28. nov. kl. 12:40

Following the Rules

Use the welcome mat.
Låst op: 12. dec. kl. 13:24

Well-Done

Cook a Grenade for too long.
Låst op: 2. dec. kl. 11:28



Hyper Saturation Conundrum

Drown in Lambda Core's coolant.

Rare Specimen

Send the Hidden Hat to Xen.

Unified Coupling Theorum

Help the Barnacle and Headcrab find true love.

Prolific Popper

Kill all Protozoans in the Borderworld.

PhD in Pacifism

Don't kill any Vortigaunts in the Borderworld.

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.
+5

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