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Achievements
Every Black Mesa achievement, ordered by how few players in the world have unlocked it.
23 of 50 entries
Sign in to keep track of what you have here — unlocked entries stay ticked off, and you can filter down to what is left.
Our Brains And Your BrawnAssemble all the possible Scientists and Guards at the end of Office Complex.5.2%Rare
Ethically QuestionableConduct all of the questionable research experiments.5.3%Rare
Hyper Saturation ConundrumDrown in Lambda Core's coolant.5.9%Rare
Gonad GliderGet whacked into oblivion in the ledge fight.5.9%Rare
Kinetic RepulsionKill a Marine with their own Grenade.6%Rare
One Step AheadKill 10 Enemies with Tripmines.6%Rare
Unified Coupling TheorumHelp the Barnacle and Headcrab find true love.6.4%Rare
Futile ResistanceKill 10 Enemies with Snarks.7%Rare
Digital WizardryKill 10 enemies with a reprogrammed Sentry.8.8%Rare
Resonance ProcrastinatorRefuse to insert the specimen into the Anti-Mass Spectrometer.9.6%Rare
Universal GravitationGet killed by your own Snarks.10.6%Rare
Stealth TechnologyEscape the Hangar in Surface Tension without alerting the Soldiers.10.7%Rare
Contest Propellant—10.8%Rare
Remote DetonationKill a Barnacle with a Satchel.11.2%Rare
PhD in PacifismDon't kill any Vortigaunts in the Borderworld.11.8%Rare
Nuclear Fishin'Kill an Ichthyosaur with either the Tau or Gluon.12.3%Rare
Calculated TrajectoryKill 10 airborne Headcrabs using the Shotgun.13.4%Rare
Less Than Desirable ConsequencesDie in the AMS Beam before starting the experiment.15.7%Rare
Proverbial TinkererInterfere with the alarm and laptop in Anomalous Materials.16.4%Rare
Rather an AnticlimaxDecline G-Man’s offer of employment.16.6%Rare
Mega HertzKill 5 Enemies with one Grenade.18.7%Rare
Data from Steam — Steam Web API Terms of Use. Last updated .
