| Achievement | Unlocked | Visibility | Global Unlocks | |
|---|---|---|---|---|
|
Portal Conservation Society
Complete Chamber 3 in the Hard-Light Surfaces co-op course using only 5 total portal placements |
2023-07-19 19:02:24 | 2.7% | ||
|
Still Alive
Complete Course 4 with neither you nor your co-op partner dying |
2023-07-19 18:56:06 | 2.4% | ||
|
Triple Crown
Solve 3 co-op chambers in the Mass and Velocity course in under 60 seconds each |
2023-06-07 20:10:22 | 3.0% | ||
|
Party of Three
Find the hidden companion cube in co-op test chamber |
2023-06-07 20:00:43 | 3.6% | ||
|
Asking for Trouble
Taunt GLaDOS in front of a camera in each of the five co-op courses |
2023-06-07 19:53:51 | 9.1% | ||
|
Four Ring Circus
Enter 4 different portals without touching the ground in co-op |
2023-06-07 19:51:17 | 6.9% | ||
|
Empty Gesture
Drop your co-op partner in goo while they are gesturing by removing the bridge under them |
2023-06-07 19:46:04 | 4.6% | ||
|
Narbacular Drop
Place a portal under your co-op partner while they are gesturing |
2023-06-07 19:25:58 | 5.9% | ||
|
Talent Show
Never lose a cube in Chamber 6 of the Mobility Gels co-op course |
2023-06-07 19:25:03 | 2.6% | ||
|
Iron Grip
Never lose a cube in Chamber 6 of the Mass and Velocity co-op course |
2023-06-07 19:20:09 | 3.6% | ||
|
Friends List With Benefits
While playing co-op, hug 3 different people on your friends list |
2023-05-10 19:12:20 | 4.4% | ||
|
Smash TV
Break 11 test chamber monitors |
2019-06-09 16:13:19 | 3.7% | ||
|
Scanned Alone
Stand in a defective turret detector |
2019-06-09 15:51:28 | 35.8% | ||
|
Drop Box
Place a cube on a button without touching the cube |
2019-06-09 15:45:57 | 29.7% | ||
|
Pit Boss
Show that pit who's boss |
2019-06-09 15:38:39 | 8.0% | ||
|
Portrait of a Lady
Find a hidden portrait |
2019-06-08 23:26:35 | 12.1% | ||
|
Schrodinger's Catch
Catch a blue-painted box before it touches the ground |
2019-06-08 23:16:50 | 7.0% | ||
|
Pturretdactyl
Use an Aerial Faith Plate to launch a turret |
2019-06-08 22:15:07 | 9.1% | ||
|
Overclocker
Complete Test Chamber 10 in 70 seconds |
2019-06-08 22:02:56 | 4.0% | ||
|
Final Transmission
Find the hidden signal in one of the Rat Man's dens |
2019-06-08 21:52:53 | 5.7% | ||
|
Air Show
Perform 2 aerial gestures before touching the ground in co-op |
2014-10-14 20:11:21 | 33.9% | ||
|
Rock Portal Scissors
Win 3 co-op games of rock-paper-scissors in a row |
2014-10-14 18:53:23 | 9.9% | ||
|
Professor Portal
After completing co-op, complete Calibration Course online with a friend who hasn’t played before |
2014-10-14 18:39:08 | 5.8% | ||
|
You Saved Science
Complete all test chambers in all courses of co-op |
2012-11-16 17:39:08 | 21.3% | ||
|
Obstacle Building
Complete all test chambers in the Excursion Funnels co-op course |
2012-11-15 21:56:10 | 26.5% | ||
|
Gesticul-8
Perform all 8 gestures of your own volition in co-op |
2012-11-15 21:30:37 | 27.3% | ||
|
Bridge Building
Complete all test chambers in the Hard-Light Surfaces co-op course |
2012-11-15 21:14:57 | 32.2% | ||
|
Can't Touch This
Dance in front of a turret blocked by a hard light bridge in co-op |
2012-11-15 21:01:16 | 10.0% | ||
|
Confidence Building
Complete all test chambers in the Mass and Velocity co-op course |
2012-11-15 20:33:07 | 41.1% | ||
|
Team Building
Complete all test chambers in the Team Building co-op course |
2012-11-15 20:00:19 | 49.6% | ||
|
High Five
Celebrate your cooperative calibration success |
2012-11-15 19:43:40 | 58.8% | ||
|
Lunacy
That just happened |
2012-11-10 20:01:13 | 35.3% | ||
|
The Part Where He Kills You
This is that part |
2012-11-10 19:43:55 | 35.6% | ||
|
Tunnel of Funnel
Master the Excursion Funnel |
2012-11-10 19:37:05 | 36.3% | ||
|
Dual Pit Experiment
Do the same test twice |
2012-11-10 10:24:37 | 38.3% | ||
|
You Made Your Point
Refuse to solve the first test in Chapter 8 |
2012-11-10 10:23:49 | 6.8% | ||
|
White Out
Complete the first Conversion Gel test |
2012-11-10 10:06:45 | 39.6% | ||
|
Stranger Than Friction
Master the Propulsion Gel |
2012-11-10 09:53:16 | 40.8% | ||
|
Tater Tote
Carry science forward |
2012-11-10 09:45:10 | 42.4% | ||
|
Ship Overboard
Discover the missing experiment |
2012-11-10 09:43:51 | 11.0% | ||
|
Door Prize
Examine all the vitrified test chamber doors |
2012-11-10 09:43:47 | 7.5% | ||
|
Vertically Unchallenged
Master the Repulsion Gel |
2012-11-10 09:37:06 | 44.4% | ||
|
Stalemate Associate
Press the button! |
2012-11-09 23:41:08 | 47.1% | ||
|
No Hard Feelings
Save a turret from redemption |
2012-11-09 23:25:04 | 31.9% | ||
|
Good Listener
Take GLaDOS' escape advice |
2012-11-09 23:17:32 | 29.3% | ||
|
SaBOTour
Make a break for it |
2012-11-09 23:16:58 | 48.1% | ||
|
Bridge Over Troubling Water
Complete the first Hard Light Bridge test |
2012-11-09 22:46:22 | 55.1% | ||
|
Preservation of Mass
Break the rules in Test Chamber 07 |
2012-10-22 11:46:33 | 25.1% | ||
|
Undiscouraged
Complete the first Thermal Discouragement Beam test |
2012-10-22 11:32:29 | 64.6% | ||
|
You Monster
Reunite with GLaDOS |
2012-07-22 21:37:03 | 66.6% | ||
|
Wake Up Call
Survive the manual override |
2012-07-18 19:18:51 | 75.9% |