- -9
- Par
- 20
- Threshold
- 26h 25m
- Last Unlock Playtime
- 19h 57m
- Estimated
- 57m
- Average
- 2020-05-21 15:03:43
- Last Played
- 2019-07-17 12:03:38
- Previously Completed
- 2015-06-11 16:52:50
- First Unlock & Started
- 4 years 9 months 1 week 5 days 5 hours 11 minutes
- Time Taken
Players
| Player | Completion | Achievements | Completion Time | Playtime | Last Unlock | ||
|---|---|---|---|---|---|---|---|
| kArismAnn | 38% | 19 / 50 | 5h 49m | 2024-05-14 14:09:33 | |||
| brou | 32% | 16 / 50 | 4h 57m | 2024-05-14 01:57:51 | |||
| paul | 38% | 19 / 50 | 13h 9m | 2024-05-13 17:12:25 | |||
| 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 | |||
| Breadsticklord | 100% | 50 | 27h 46m | 27h 46m | 2024-05-09 22:48:24 | ||
| Top10Anime | 6% | 3 / 50 | 2h 22m | 2024-05-08 17:32:07 | |||
| Tedge | 34% | 17 / 50 | 18h 32m | 2024-05-06 20:22:24 | |||
| ParadoxPyro | 20% | 10 / 50 | 1h 30m | 2024-05-06 01:08:35 |
| Achievement | Unlocked | Visibility | Global Unlocks | |
|---|---|---|---|---|
|
One Step Ahead
Kill 10 Enemies with Tripmines. |
2020-02-27 22:03:59 | 5.8% | ||
|
Our Brains And Your Brawn
Assemble all the possible Scientists and Guards at the end of Office Complex. |
2020-02-18 21:47:57 | 4.8% | ||
|
Well-Done
Cook a Grenade for too long. |
2020-02-18 20:51:29 | 17.7% | ||
|
Less Than Desirable Consequences
Die in the AMS Beam before starting the experiment. |
2020-02-18 20:22:55 | 14.1% | ||
|
Rare Specimen
Send the Hidden Hat to Xen. |
2019-07-17 12:03:38 | 2.8% | ||
|
Futile Resistance
Kill 10 Enemies with Snarks. |
2019-07-17 11:14:13 | 7.2% | ||
|
Universal Gravitation
Get killed by your own Snarks. |
2019-07-17 11:12:18 | 11.1% | ||
|
Kinetic Repulsion
Kill a Marine with their own Grenade. |
2019-07-17 10:26:39 | 6.0% | ||
|
Digital Wizardry
Kill 10 enemies with a reprogrammed Sentry. |
2019-07-17 10:12:40 | 9.3% | ||
|
Remote Detonation
Kill a Barnacle with a Satchel. |
2019-07-17 10:05:21 | 11.5% | ||
|
Hyper Saturation Conundrum
Drown in Lambda Core's coolant. |
2019-07-17 10:01:52 | 6.3% | ||
|
Premature Expulsion
Use an entire clip of Gluon ammo in one continuous shot. |
2019-07-17 09:54:41 | 26.4% | ||
|
Mega Hertz
Kill 5 Enemies with one Grenade. |
2016-09-05 11:28:42 | 19.0% | ||
|
Centripetal Attraction
Kill 20 Enemies with the Hivehand. |
2015-06-23 09:03:43 | 24.2% | ||
|
Dead Reckoning
Kill an Assassin with the .357 Magnum. |
2015-06-21 20:28:39 | 23.4% | ||
|
Nuclear Fishin'
Kill an Ichthyosaur with either the Tau or Gluon. |
2015-06-21 09:48:19 | 12.5% | ||
|
Ethically Questionable
Conduct all of the questionable research experiments. |
2015-06-18 15:58:45 | 5.6% | ||
|
Quantum Capacitance
Overcharge it anyway. |
2015-06-18 15:55:51 | 19.7% | ||
|
Calculated Trajectory
Kill 10 airborne Headcrabs using the Shotgun. |
2015-06-18 09:30:21 | 14.0% | ||
|
Gray Matter Propulsion
Headshot 20 Enemies with the .357 Magnum. |
2015-06-17 11:55:29 | 38.7% | ||
|
Unified Coupling Theorum
Help the Barnacle and Headcrab find true love. |
2015-06-15 19:46:13 | 6.4% | ||
|
Permeable Infrastructure
Use the alternate path in Office Complex. |
2015-06-15 15:28:10 | 24.1% | ||
|
Caffeine Extraction
Perform surgical caffeine extraction from 20 vending machines. |
2015-06-15 15:11:01 | 22.9% | ||
|
Prophylactic Suggested
Get overtaken by a Headcrab's ample anterior. |
2015-06-11 21:48:10 | 34.4% | ||
|
Inflammatory Actions
Kill a Headcrab using fire. |
2015-06-11 17:42:51 | 25.6% | ||
|
Resonance Procrastinator
Refuse to insert the specimen into the Anti-Mass Spectrometer. |
2015-06-11 17:25:21 | 9.8% | ||
|
Brownian Motion
Pass the toilet paper to the Scientist in need. |
2015-06-11 17:13:38 | 62.5% | ||
|
Convection Refinement
Ruin the microwave casserole. |
2015-06-11 17:11:36 | 51.2% | ||
|
Proverbial Tinkerer
Interfere with the alarm and laptop in Anomalous Materials. |
2015-06-11 16:52:50 | 17.1% | ||
|
Anti-Matter Over Mind
Kill a Controller without killing any of its mind-controlled Vortigaunt slaves. |
26.5% | |||
|
Limitless Potential
Accept G-Man’s offer of employment. |
23.7% | |||
|
Rather an Anticlimax
Decline G-Man’s offer of employment. |
15.5% | |||
|
PhD in Pacifism
Don't kill any Vortigaunts in the Borderworld. |
11.1% | |||
|
Contest Propellant
Find the snack supply canister. |
10.2% | |||
|
Stealth Technology
Escape the Hangar in Surface Tension without alerting the Soldiers. |
10.1% | |||
|
Gonad Glider
Get whacked into oblivion in the ledge fight. |
5.6% | |||
|
xen when
Wait too long to jump into the Lambda Teleporter. |
3.8% | |||
|
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. |
3.2% | |||
|
Doctor’s Signature
Deliver the finishing blow to Gonarch with your Crowbar. |
3.0% | |||
|
Late for Work
Defeat Nihilanth in under 4 minutes. |
2.9% | |||
|
Specimen GG
Take out all three Healing Crystals in Nihilanth’s Chamber at the same time. |
2.8% | |||
|
The Plan
Use Cyanogen to kill Gonarch. |
2.2% | |||
|
Laser Immunization
Complete Interloper without taking any laser damage. |
2.2% | |||
|
Unquestionably Ethical
Don't use the Cyanogen and let the Gonarch live. |
2.1% | |||
|
The Rarest Specimen
Carry the Hidden Hat to Endgame. |
1.8% | |||
|
Post-Mortem Interval
Find each member of the missing research teams. |
1.8% | |||
|
Prolific Popper
Kill all Protozoans in the Borderworld. |
1.7% | |||
|
Pepperoni Precipitation
View the *other* secret ending. |
1.6% |