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24 de 50 (48%) conquistas alcançadas:
Conquistas pessoais
 

Brownian Motion

Pass the toilet paper to the Scientist in need.
Alcançada em 10/jan./2022 às 11:12

Caffeine Extraction

Perform surgical caffeine extraction from 20 vending machines.
Alcançada em 8/jul./2022 às 13:35

Calculated Trajectory

Kill 10 airborne Headcrabs using the Shotgun.
Alcançada em 8/jul./2022 às 13:44

Convection Refinement

Ruin the microwave casserole.
Alcançada em 10/jan./2022 às 11:11

Dead Reckoning

Kill an Assassin with the .357 Magnum.
Alcançada em 13/jan./2022 às 18:18

Digital Wizardry

Kill 10 enemies with a reprogrammed Sentry.
Alcançada em 8/jul./2022 às 14:06

Gray Matter Propulsion

Headshot 20 Enemies with the .357 Magnum.
Alcançada em 13/jan./2022 às 17:52

Inflammatory Actions

Kill a Headcrab using fire.
Alcançada em 14/jan./2022 às 16:23

Kinetic Repulsion

Kill a Marine with their own Grenade.
Alcançada em 9/jul./2022 às 13:45

Mega Hertz

Kill 5 Enemies with one Grenade.
Alcançada em 14/jan./2022 às 15:51

Nuclear Fishin'

Kill an Ichthyosaur with either the Tau or Gluon.
Alcançada em 19/jan./2022 às 12:24

Premature Expulsion

Use an entire clip of Gluon ammo in one continuous shot.
Alcançada em 19/jan./2022 às 12:22

Prophylactic Suggested

Get overtaken by a Headcrab's ample anterior.
Alcançada em 8/jul./2022 às 12:40

Proverbial Tinkerer

Interfere with the alarm and laptop in Anomalous Materials.
Alcançada em 8/jul./2022 às 12:13

Quantum Capacitance

Overcharge it anyway.
Alcançada em 20/jan./2022 às 11:30

Remote Detonation

Kill a Barnacle with a Satchel.
Alcançada em 13/jan./2022 às 17:54

Resonance Procrastinator

Refuse to insert the specimen into the Anti-Mass Spectrometer.
Alcançada em 8/jul./2022 às 12:30

PhD in Pacifism

Don't kill any Vortigaunts in the Borderworld.
Alcançada em 20/jan./2022 às 11:31

Less Than Desirable Consequences

Die in the AMS Beam before starting the experiment.
Alcançada em 8/jul./2022 às 12:26

Contest Propellant

Find the snack supply canister.
Alcançada em 18/jan./2022 às 11:54

Anti-Matter Over Mind

Kill a Controller without killing any of its mind-controlled Vortigaunt slaves.
Alcançada em 18/jan./2022 às 11:52

Limitless Potential

Accept G-Man’s offer of employment.
Alcançada em 20/jan./2022 às 11:56

Rather an Anticlimax

Decline G-Man’s offer of employment.
Alcançada em 26/jun./2022 às 19:58

Well-Done

Cook a Grenade for too long.
Alcançada em 8/jul./2022 às 12:58



Centripetal Attraction

Kill 20 Enemies with the Hivehand.

Ethically Questionable

Conduct all of the questionable research experiments.

Futile Resistance

Kill 10 Enemies with Snarks.

Hyper Saturation Conundrum

Drown in Lambda Core's coolant.

Permeable Infrastructure

Use the alternate path in Office Complex.

Rare Specimen

Send the Hidden Hat to Xen.

Unified Coupling Theorum

Help the Barnacle and Headcrab find true love.

Universal Gravitation

Get killed by your own Snarks.

Prolific Popper

Kill all Protozoans 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.

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.

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.​
+6

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