Black Mesa

Relive Half-Life.
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Achievements

3/50
  • Brownian Motion

    10/12/2022

    Pass the toilet paper to the Scientist in need.

  • Convection Refinement

    10/12/2022

    Ruin the microwave casserole.

  • Proverbial Tinkerer

    10/12/2022

    Interfere with the alarm and laptop in Anomalous Materials.

  • Caffeine Extraction

    Perform surgical caffeine extraction from 20 vending machines.

  • Calculated Trajectory

    Kill 10 airborne Headcrabs using the Shotgun.

  • Centripetal Attraction

    Kill 20 Enemies with the Hivehand.

  • Dead Reckoning

    Kill an Assassin with the .357 Magnum.

  • Digital Wizardry

    Kill 10 enemies with a reprogrammed Sentry.

  • Ethically Questionable

    Conduct all of the questionable research experiments.

  • Futile Resistance

    Kill 10 Enemies with Snarks.

  • Gray Matter Propulsion

    Headshot 20 Enemies with the .357 Magnum.

  • Hyper Saturation Conundrum

    Drown in Lambda Core's coolant.

  • Inflammatory Actions

    Kill a Headcrab using fire.

  • Kinetic Repulsion

    Kill a Marine with their own Grenade.

  • Mega Hertz

    Kill 5 Enemies with one Grenade.

  • Nuclear Fishin'

    Kill an Ichthyosaur with either the Tau or Gluon.

  • Permeable Infrastructure

    Use the alternate path in Office Complex.

  • Premature Expulsion

    Use an entire clip of Gluon ammo in one continuous shot.

  • Prophylactic Suggested

    Get overtaken by a Headcrab's ample anterior.

  • Quantum Capacitance

    Overcharge it anyway.

  • Rare Specimen

    Send the Hidden Hat to Xen.

  • Remote Detonation

    Kill a Barnacle with a Satchel.

  • Resonance Procrastinator

    Refuse to insert the specimen into the Anti-Mass Spectrometer.

  • 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.

  • PhD in Pacifism

    Don't kill any Vortigaunts in the Borderworld.

  • The Rarest Specimen

  • One Step Ahead

    Kill 10 Enemies with Tripmines​​.

  • Stealth Technology

    Escape the Hangar in Surface Tension without alerting the Soldiers.

  • xen when

  • Our Brains And Your Brawn

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

  • Less Than Desirable Consequences

    Die in the AMS Beam before starting the experiment.

  • Orbital Trajectory

    Skip the opening Xen island with a secret jump.​

  • Following the Rules

  • 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.

  • The Plan

  • Unquestionably Ethical

  • Contest Propellant

  • 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.

  • Pepperoni Precipitation

  • Well-Done

    Cook a Grenade for too long.