- -18
- Par
- 15
- Threshold
- 26h 33m
- Last Unlock Playtime
- 14h 44m
- Estimated
- 52m
- Average
- 2021-07-07 19:39:14
- Last Played
- 2020-03-16 22:25:51
- Last Unlock
- 2015-05-06 19:45:57
- First Unlock & Started
- 4 years 11 months 6 days 2 hours 39 minutes
- Time Taken
Players
| Player | Completion | Achievements | Completion Time | Playtime | Last Unlock | ||
|---|---|---|---|---|---|---|---|
| kArismAnn | 66% | 33 / 50 | 14h 41m | 2024-05-21 14:05:31 | |||
| paul | 56% | 28 / 50 | 21h 16m | 2024-05-20 18:29:00 | |||
| brou | 36% | 18 / 50 | 8h 3m | 2024-05-19 23:47:28 | |||
| Sombra Velada | 100% | 50 | 12h 28m | 12h 28m | 2024-05-18 20:13:05 | ||
| GigiCuspis | 100% | 50 | 33h 57m | 33h 57m | 2024-05-16 02:13:30 | ||
| Ausmerica | 66% | 33 / 50 | 21h 4m | 2024-05-15 15:14:38 | |||
| zenithlead | 100% | 50 | 70h 38m | 70h 38m | 2024-05-13 22:36:20 | ||
| MusBnuts | 38% | 19 / 50 | 20h 32m | 2024-05-12 21:24:54 | |||
| Cainesu | 4% | 2 / 50 | 1h 30m | 2024-05-12 21:12:14 | |||
| BIKER | 24% | 12 / 50 | 2h 58m | 2024-05-12 09:23:53 |
| Achievement | Unlocked | Visibility | Global Unlocks | |
|---|---|---|---|---|
|
Rather an Anticlimax
Decline G-Man’s offer of employment. |
2020-03-16 22:25:51 | 15.5% | ||
|
Late for Work
Defeat Nihilanth in under 4 minutes. |
2020-03-16 22:22:39 | 2.9% | ||
|
Limitless Potential
Accept G-Man’s offer of employment. |
2020-03-16 22:13:41 | 23.8% | ||
|
Specimen GG
Take out all three Healing Crystals in Nihilanth’s Chamber at the same time. |
2020-03-16 22:05:00 | 2.8% | ||
|
PhD in Pacifism
Don't kill any Vortigaunts in the Borderworld. |
2020-03-16 21:32:04 | 11.1% | ||
|
Laser Immunization
Complete Interloper without taking any laser damage. |
2020-03-16 21:32:04 | 2.2% | ||
|
Anti-Matter Over Mind
Kill a Controller without killing any of its mind-controlled Vortigaunt slaves. |
2020-03-16 20:00:11 | 26.5% | ||
|
Doctor’s Signature
Deliver the finishing blow to Gonarch with your Crowbar. |
2020-03-12 21:21:09 | 3.0% | ||
|
Mega Hertz
Kill 5 Enemies with one Grenade. |
2020-03-12 21:09:18 | 19.0% | ||
|
Kinetic Repulsion
Kill a Marine with their own Grenade. |
2020-03-07 17:18:22 | 6.0% | ||
|
Well-Done
Cook a Grenade for too long. |
2020-03-07 15:51:01 | 17.7% | ||
|
Unified Coupling Theorum
Help the Barnacle and Headcrab find true love. |
2020-01-05 20:52:43 | 6.4% | ||
|
Hyper Saturation Conundrum
Drown in Lambda Core's coolant. |
2015-05-24 14:38:05 | 6.3% | ||
|
Premature Expulsion
Use an entire clip of Gluon ammo in one continuous shot. |
2015-05-24 14:33:54 | 26.4% | ||
|
Futile Resistance
Kill 10 Enemies with Snarks. |
2015-05-24 14:05:55 | 7.2% | ||
|
Centripetal Attraction
Kill 20 Enemies with the Hivehand. |
2015-05-24 10:11:18 | 24.2% | ||
|
Nuclear Fishin'
Kill an Ichthyosaur with either the Tau or Gluon. |
2015-05-24 08:52:55 | 12.5% | ||
|
Ethically Questionable
Conduct all of the questionable research experiments. |
2015-05-23 21:03:53 | 5.6% | ||
|
Quantum Capacitance
Overcharge it anyway. |
2015-05-23 20:57:20 | 19.7% | ||
|
Universal Gravitation
Get killed by your own Snarks. |
2015-05-23 20:54:10 | 11.1% | ||
|
Dead Reckoning
Kill an Assassin with the .357 Magnum. |
2015-05-23 16:01:03 | 23.4% | ||
|
Remote Detonation
Kill a Barnacle with a Satchel. |
2015-05-23 15:11:28 | 11.5% | ||
|
Proverbial Tinkerer
Interfere with the alarm and laptop in Anomalous Materials. |
2015-05-23 09:33:10 | 17.1% | ||
|
Calculated Trajectory
Kill 10 airborne Headcrabs using the Shotgun. |
2015-05-23 09:28:44 | 14.0% | ||
|
Gray Matter Propulsion
Headshot 20 Enemies with the .357 Magnum. |
2015-05-23 09:18:40 | 38.7% | ||
|
Digital Wizardry
Kill 10 enemies with a reprogrammed Sentry. |
2015-05-23 09:01:59 | 9.3% | ||
|
Permeable Infrastructure
Use the alternate path in Office Complex. |
2015-05-23 08:29:35 | 24.1% | ||
|
Inflammatory Actions
Kill a Headcrab using fire. |
2015-05-22 18:37:49 | 25.6% | ||
|
Prophylactic Suggested
Get overtaken by a Headcrab's ample anterior. |
2015-05-17 17:33:36 | 34.4% | ||
|
Resonance Procrastinator
Refuse to insert the specimen into the Anti-Mass Spectrometer. |
2015-05-17 17:28:17 | 9.8% | ||
|
Caffeine Extraction
Perform surgical caffeine extraction from 20 vending machines. |
2015-05-06 20:06:23 | 22.9% | ||
|
Brownian Motion
Pass the toilet paper to the Scientist in need. |
2015-05-06 19:46:50 | 62.5% | ||
|
Convection Refinement
Ruin the microwave casserole. |
2015-05-06 19:45:57 | 51.2% | ||
|
Less Than Desirable Consequences
Die in the AMS Beam before starting the experiment. |
14.1% | |||
|
Contest Propellant
Find the snack supply canister. |
10.2% | |||
|
Stealth Technology
Escape the Hangar in Surface Tension without alerting the Soldiers. |
10.1% | |||
|
One Step Ahead
Kill 10 Enemies with Tripmines. |
5.8% | |||
|
Gonad Glider
Get whacked into oblivion in the ledge fight. |
5.6% | |||
|
Our Brains And Your Brawn
Assemble all the possible Scientists and Guards at the end of Office Complex. |
4.8% | |||
|
xen when
Wait too long to jump into the Lambda Teleporter. |
3.9% | |||
|
Orbital Trajectory
Skip the opening Xen island with a secret jump. |
3.6% | |||
|
Following the Rules
Use the welcome mat. |
3.6% | |||
|
Black Mesa Decathlon Winner
Escape the Gargantua’s Lair without taking any damage from Gargantuas. |
3.3% | |||
|
Rare Specimen
Send the Hidden Hat to Xen. |
2.8% | |||
|
The Plan
Use Cyanogen to kill Gonarch. |
2.2% | |||
|
Unquestionably Ethical
Don't use the Cyanogen and let the Gonarch live. |
2.1% | |||
|
Post-Mortem Interval
Find each member of the missing research teams. |
1.8% | |||
|
The Rarest Specimen
Carry the Hidden Hat to Endgame. |
1.8% | |||
|
Prolific Popper
Kill all Protozoans in the Borderworld. |
1.7% | |||
|
Pepperoni Precipitation
View the *other* secret ending. |
1.6% |