| 1 |
|
29.10%
|
Drop Box: Place a cube on a button without touching the cube |
ACH.BOX_HOLE_IN_ONE |
| 2 |
|
11.70%
|
Portrait of a Lady: Find a hidden portrait |
ACH.PORTRAIT |
| 3 |
|
10.80%
|
Ship Overboard: Discover the missing experiment |
ACH.NO_BOAT |
| 4 |
|
9.90%
|
Rock Portal Scissors: Win 3 co-op games of rock-paper-scissors in a row |
ACH.ROCK_CRUSHES_ROBOT |
| 5 |
|
8.90%
|
Asking for Trouble: Taunt GLaDOS in front of a camera in each of the five co-op courses |
ACH.TAUNT_CAMERA |
| 6 |
|
8.80%
|
Pturretdactyl: Use an Aerial Faith Plate to launch a turret |
ACH.LAUNCH_TURRET |
| 7 |
|
7.80%
|
Pit Boss: Show that pit who's boss |
ACH.COMPLIANT |
| 8 |
|
7.30%
|
Door Prize: Examine all the vitrified test chamber doors |
ACH.A3_DOORS |
| 9 |
|
6.90%
|
Schrodinger's Catch: Catch a blue-painted box before it touches the ground |
ACH.CATCH_CRAZY_BOX |
| 10 |
|
6.90%
|
Four Ring Circus: Enter 4 different portals without touching the ground in co-op |
ACH.FOUR_PORTALS |
| 11 |
|
6.60%
|
You Made Your Point: Refuse to solve the first test in Chapter 8 |
ACH.DEFIANT |
| 12 |
|
5.80%
|
Professor Portal: After completing co-op, complete Calibration Course online with a friend who hasn’t played before |
ACH.TEACHER |
| 13 |
|
5.50%
|
Final Transmission: Find the hidden signal in one of the Rat Man's dens |
ACH.CLEAN_UP |
| 14 |
|
4.60%
|
Empty Gesture: Drop your co-op partner in goo while they are gesturing by removing the bridge under them |
ACH.PARTNER_DROP |
| 15 |
|
4.50%
|
Friends List With Benefits: While playing co-op, hug 3 different people on your friends list |
ACH.SPREAD_THE_LOVE |
| 16 |
|
4.00%
|
Overclocker: Complete Test Chamber 10 in 70 seconds |
ACH.SPEED_RUN_LEVEL |
| 17 |
|
3.60%
|
Iron Grip: Never lose a cube in Chamber 6 of the Mass and Velocity co-op course |
ACH.NICE_CATCH |
| 18 |
|
3.60%
|
Smash TV: Break 11 test chamber monitors |
ACH.BREAK_MONITORS |
| 19 |
|
3.50%
|
Party of Three: Find the hidden companion cube in co-op test chamber |
ACH.PARTY_OF_THREE |
| 20 |
|
3.00%
|
Triple Crown: Solve 3 co-op chambers in the Mass and Velocity course in under 60 seconds each |
ACH.SPEED_RUN_COOP |
| 21 |
|
2.70%
|
Portal Conservation Society: Complete Chamber 3 in the Hard-Light Surfaces co-op course using only 5 total portal placements |
ACH.LIMITED_PORTALS |
| 22 |
|
2.60%
|
Talent Show: Never lose a cube in Chamber 6 of the Mobility Gels co-op course |
ACH.SUMMER_SALE |
| 23 |
|
2.40%
|
Still Alive: Complete Course 4 with neither you nor your co-op partner dying |
ACH.STAYING_ALIVE |
Steam Stats v3
