| Achievement | Unlocked | Visibility | Global Unlocks | |
|---|---|---|---|---|
|
Professor Portal
After completing co-op, complete Calibration Course online with a friend who hasn’t played before |
2022-03-11 23:06:54 | 5.8% | ||
|
Friends List With Benefits
While playing co-op, hug 3 different people on your friends list |
2021-08-22 20:01:35 | 4.4% | ||
|
Triple Crown
Solve 3 co-op chambers in the Mass and Velocity course in under 60 seconds each |
2021-08-21 05:35:49 | 3.0% | ||
|
Talent Show
Never lose a cube in Chamber 6 of the Mobility Gels co-op course |
2021-08-21 05:21:52 | 2.6% | ||
|
Still Alive
Complete Course 4 with neither you nor your co-op partner dying |
2021-08-21 05:10:34 | 2.4% | ||
|
Portal Conservation Society
Complete Chamber 3 in the Hard-Light Surfaces co-op course using only 5 total portal placements |
2021-08-21 03:49:43 | 2.7% | ||
|
Iron Grip
Never lose a cube in Chamber 6 of the Mass and Velocity co-op course |
2021-08-21 03:10:40 | 3.6% | ||
|
Rock Portal Scissors
Win 3 co-op games of rock-paper-scissors in a row |
2021-08-21 03:03:50 | 9.9% | ||
|
Four Ring Circus
Enter 4 different portals without touching the ground in co-op |
2021-08-17 00:41:22 | 6.9% | ||
|
Party of Three
Find the hidden companion cube in co-op test chamber |
2021-08-17 00:11:17 | 3.6% | ||
|
You Saved Science
Complete all test chambers in all courses of co-op |
2021-08-16 23:42:03 | 21.3% | ||
|
Narbacular Drop
Place a portal under your co-op partner while they are gesturing |
2021-08-16 22:32:46 | 5.9% | ||
|
Asking for Trouble
Taunt GLaDOS in front of a camera in each of the five co-op courses |
2021-08-16 01:53:16 | 9.1% | ||
|
Obstacle Building
Complete all test chambers in the Excursion Funnels co-op course |
2021-08-16 01:36:11 | 26.5% | ||
|
Gesticul-8
Perform all 8 gestures of your own volition in co-op |
2021-08-16 00:48:32 | 27.3% | ||
|
Can't Touch This
Dance in front of a turret blocked by a hard light bridge in co-op |
2021-08-15 23:10:38 | 10.0% | ||
|
Bridge Building
Complete all test chambers in the Hard-Light Surfaces co-op course |
2021-07-17 05:08:28 | 32.2% | ||
|
Confidence Building
Complete all test chambers in the Mass and Velocity co-op course |
2021-05-26 01:51:06 | 41.1% | ||
|
Team Building
Complete all test chambers in the Team Building co-op course |
2021-05-26 00:29:07 | 49.6% | ||
|
Empty Gesture
Drop your co-op partner in goo while they are gesturing by removing the bridge under them |
2019-07-09 20:01:00 | 4.6% | ||
|
Air Show
Perform 2 aerial gestures before touching the ground in co-op |
2019-07-09 19:34:43 | 33.9% | ||
|
High Five
Celebrate your cooperative calibration success |
2019-07-09 19:07:26 | 58.8% | ||
|
Pit Boss
Show that pit who's boss |
2019-06-23 15:13:54 | 8.0% | ||
|
Smash TV
Break 11 test chamber monitors |
2019-06-23 15:06:03 | 3.7% | ||
|
Door Prize
Examine all the vitrified test chamber doors |
2019-06-23 12:58:12 | 7.5% | ||
|
Overclocker
Complete Test Chamber 10 in 70 seconds |
2019-06-23 00:18:15 | 4.0% | ||
|
Final Transmission
Find the hidden signal in one of the Rat Man's dens |
2019-06-22 23:53:04 | 5.7% | ||
|
Pturretdactyl
Use an Aerial Faith Plate to launch a turret |
2019-06-22 23:50:05 | 9.1% | ||
|
Drop Box
Place a cube on a button without touching the cube |
2019-06-22 23:48:48 | 29.7% | ||
|
You Made Your Point
Refuse to solve the first test in Chapter 8 |
2018-10-14 19:38:57 | 6.8% | ||
|
Lunacy
That just happened |
2018-07-03 03:30:40 | 35.3% | ||
|
The Part Where He Kills You
This is that part |
2018-07-03 03:06:20 | 35.6% | ||
|
Tunnel of Funnel
Master the Excursion Funnel |
2018-07-03 02:50:20 | 36.4% | ||
|
Dual Pit Experiment
Do the same test twice |
2018-07-03 02:00:33 | 38.3% | ||
|
White Out
Complete the first Conversion Gel test |
2018-07-03 01:05:03 | 39.7% | ||
|
Stranger Than Friction
Master the Propulsion Gel |
2018-07-02 23:09:32 | 40.9% | ||
|
Portrait of a Lady
Find a hidden portrait |
2018-07-02 22:30:10 | 12.1% | ||
|
Tater Tote
Carry science forward |
2018-07-02 22:20:46 | 42.5% | ||
|
Ship Overboard
Discover the missing experiment |
2018-07-02 22:16:48 | 11.0% | ||
|
Schrodinger's Catch
Catch a blue-painted box before it touches the ground |
2018-07-02 22:01:32 | 7.0% | ||
|
Vertically Unchallenged
Master the Repulsion Gel |
2018-07-02 21:53:26 | 44.5% | ||
|
Stalemate Associate
Press the button! |
2018-07-02 21:19:31 | 47.2% | ||
|
Scanned Alone
Stand in a defective turret detector |
2018-07-02 21:05:32 | 35.9% | ||
|
No Hard Feelings
Save a turret from redemption |
2018-07-02 20:59:31 | 31.9% | ||
|
Good Listener
Take GLaDOS' escape advice |
2018-07-02 20:50:24 | 29.4% | ||
|
SaBOTour
Make a break for it |
2018-07-02 20:49:53 | 48.2% | ||
|
Bridge Over Troubling Water
Complete the first Hard Light Bridge test |
2018-07-02 20:06:21 | 55.2% | ||
|
Preservation of Mass
Break the rules in Test Chamber 07 |
2018-07-02 13:50:30 | 25.2% | ||
|
Undiscouraged
Complete the first Thermal Discouragement Beam test |
2018-07-02 13:29:50 | 64.6% | ||
|
You Monster
Reunite with GLaDOS |
2018-07-02 13:25:08 | 66.7% | ||
|
Wake Up Call
Survive the manual override |
2018-07-02 13:01:15 | 75.9% |