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Black Mesa
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Stats Achievements
Brownian Motion
Pass the toilet paper to the Scientist in need.
62.5%
5
Convection Refinement
Ruin the microwave casserole.
51.3%
2
Gray Matter Propulsion
Headshot 20 Enemies with the .357 Magnum.
38.7%
1
Prophylactic Suggested
Get overtaken by a Headcrab's ample anterior.
34.5%
1
Anti-Matter Over Mind
Kill a Controller without killing any of its mind-controlled Vortigaunt slaves.
26.8%
0
Premature Expulsion
Use an entire clip of Gluon ammo in one continuous shot.
26.5%
0
Inflammatory Actions
Kill a Headcrab using fire.
25.7%
3
Centripetal Attraction
Kill 20 Enemies with the Hivehand.
24.2%
1
Permeable Infrastructure
Use the alternate path in Office Complex.
24.1%
1
Limitless Potential
Accept G-Man’s offer of employment.
24.0%
0
Dead Reckoning
Kill an Assassin with the .357 Magnum.
23.5%
0
Caffeine Extraction
Perform surgical caffeine extraction from 20 vending machines.
22.9%
1
Quantum Capacitance
Overcharge it anyway.
19.7%
1
Mega Hertz
Kill 5 Enemies with one Grenade.
19.1%
1
Well-Done
Cook a Grenade for too long.
17.9%
1
Proverbial Tinkerer
Interfere with the alarm and laptop in Anomalous Materials.
17.1%
1
Rather an Anticlimax
Decline G-Man’s offer of employment.
15.7%
0
Less Than Desirable Consequences
Die in the AMS Beam before starting the experiment.
14.3%
2
Calculated Trajectory
Kill 10 airborne Headcrabs using the Shotgun.
14.1%
0
Nuclear Fishin'
Kill an Ichthyosaur with either the Tau or Gluon.
12.6%
0
Remote Detonation
Kill a Barnacle with a Satchel.
11.6%
1
PhD in Pacifism
Don't kill any Vortigaunts in the Borderworld.
11.3%
0
Universal Gravitation
Get killed by your own Snarks.
11.1%
0
Contest Propellant
10.3%
0
Stealth Technology
Escape the Hangar in Surface Tension without alerting the Soldiers.
10.3%
0
Resonance Procrastinator
Refuse to insert the specimen into the Anti-Mass Spectrometer.
9.9%
1
Digital Wizardry
Kill 10 enemies with a reprogrammed Sentry.
9.3%
0
Futile Resistance
Kill 10 Enemies with Snarks.
7.3%
1
Unified Coupling Theorum
Help the Barnacle and Headcrab find true love.
6.5%
0
Hyper Saturation Conundrum
Drown in Lambda Core's coolant.
6.3%
0
Kinetic Repulsion
Kill a Marine with their own Grenade.
6.1%
0
One Step Ahead
Kill 10 Enemies with Tripmines​​.
5.9%
0
Gonad Glider
Get whacked into oblivion in the ledge fight.
5.7%
0
Ethically Questionable
Conduct all of the questionable research experiments.
5.6%
0
Our Brains And Your Brawn
Assemble all the possible Scientists and Guards at the end of Office Complex.
4.9%
0
xen when
3.9%
0
Following the Rules
3.6%
0
Orbital Trajectory
Skip the opening Xen island with a secret jump.​
3.6%
0
Black Mesa Decathlon Winner
Escape the Gargantua’s Lair without taking any damage from Gargantuas.
3.3%
0
Doctor’s Signature
Deliver the finishing blow to Gonarch with your Crowbar.
3.1%
0
Late for Work
Defeat Nihilanth in under 4 minutes.​
3.0%
0
Specimen GG
Take out all three Healing Crystals in Nihilanth’s Chamber at the same time​.
2.9%
0
Rare Specimen
Send the Hidden Hat to Xen.
2.8%
0
Laser Immunization
Complete Interloper without taking any laser damage.
2.3%
0
The Plan
2.3%
0
Unquestionably Ethical
2.1%
0
Post-Mortem Interval
Find each member of the missing research teams.
1.8%
0
The Rarest Specimen
1.8%
0
Pepperoni Precipitation
1.7%
0
Prolific Popper
Kill all Protozoans in the Borderworld.
1.7%
0