Portal 2

26 of 51 ach. unlocked (51%)
Albatross' achievements in Portal 2
Complete all test chambers in the Hard-Light Surfaces co-op course
Sep 24, 13
Complete the first Hard Light Bridge test
May 7, 12
Complete all test chambers in the Mass and Velocity co-op course
Jul 16, 13
Examine all the vitrified test chamber doors
May 13, 12
Do the same test twice
May 12, 12
Perform all 8 gestures of your own volition in co-op
Sep 24, 13
Take GLaDOS' escape advice
May 12, 12
Celebrate your cooperative calibration success
May 20, 12
That just happened
May 20, 12
Save a turret from redemption
May 9, 12
Break the rules in Test Chamber 07
May 7, 12
Win 3 co-op games of rock-paper-scissors in a row
Jul 1, 13
Make a break for it
May 9, 12
Stand in a defective turret detector
May 9, 12
Discover the missing experiment
May 13, 12
Press the button!
May 9, 12
Master the Propulsion Gel
May 10, 12
Carry science forward
May 10, 12
Complete all test chambers in the Team Building co-op course
Jun 29, 13
This is that part
May 20, 12
Master the Excursion Funnel
May 20, 12
Complete the first Thermal Discouragement Beam test
May 6, 12
Master the Repulsion Gel
May 9, 12
Survive the manual override
May 6, 12
Complete the first Conversion Gel test
May 10, 12
Reunite with GLaDOS
May 6, 12
Perform 2 aerial gestures before touching the ground in co-op
Locked
Taunt GLaDOS in front of a camera in each of the five co-op courses
Locked
Dance in front of a turret blocked by a hard light bridge in co-op
Locked
Place a cube on a button without touching the cube
Locked
Drop your co-op partner in goo while they are gesturing by removing the...
Locked
Find the hidden signal in one of the Rat Man's dens
Locked
Enter 4 different portals without touching the ground in co-op
Locked
While playing co-op, hug 3 different people on your friends list
Locked
Never lose a cube in Chamber 6 of the Mass and Velocity co-op course
Locked
Place a portal under your co-op partner while they are gesturing
Locked
Complete all test chambers in the Excursion Funnels co-op course
Locked
Complete Test Chamber 10 in 70 seconds
Locked
Find the hidden companion cube in co-op test chamber
Locked
Show that pit who's boss
Locked
Complete Chamber 3 in the Hard-Light Surfaces co-op course using only 5 total...
Locked
Find a hidden portrait
Locked
After completing co-op, complete Calibration Course online with a friend who...
Locked
Use an Aerial Faith Plate to launch a turret
Locked
Catch a blue-painted box before it touches the ground
Locked
Break 11 test chamber monitors
Locked
Complete Course 4 with neither you nor your co-op partner dying
Locked
Never lose a cube in Chamber 6 of the Mobility Gels co-op course
Locked
Solve 3 co-op chambers in the Mass and Velocity course in under 60 seconds each
Locked
Refuse to solve the first test in Chapter 8
Locked
Complete all test chambers in all courses of co-op
Locked
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