Portal 2

27 of 51 ach. unlocked (53%)
Czdemir's achievements in Portal 2
Perform 2 aerial gestures before touching the ground in co-op
Feb 12, 13
Complete the first Hard Light Bridge test
May 25, 13
Complete all test chambers in the Mass and Velocity co-op course
Feb 16, 13
Place a cube on a button without touching the cube
Jan 10, 14
Do the same test twice
Jan 1, 14
Perform all 8 gestures of your own volition in co-op
Feb 16, 13
Take GLaDOS' escape advice
Dec 31, 13
Celebrate your cooperative calibration success
Feb 16, 13
That just happened
Jan 12, 14
Complete all test chambers in the Excursion Funnels co-op course
Feb 12, 13
Show that pit who's boss
Jan 12, 14
Find a hidden portrait
Jan 12, 14
Break the rules in Test Chamber 07
Jan 9, 14
Make a break for it
Dec 31, 13
Discover the missing experiment
Jan 1, 14
Press the button!
Dec 31, 13
Master the Propulsion Gel
Jan 1, 14
Carry science forward
Jan 1, 14
Complete all test chambers in the Team Building co-op course
Feb 12, 13
This is that part
Jan 12, 14
Master the Excursion Funnel
Jan 12, 14
Complete the first Thermal Discouragement Beam test
May 25, 13
Master the Repulsion Gel
Jan 1, 14
Survive the manual override
Feb 12, 13
Complete the first Conversion Gel test
Jan 1, 14
Refuse to solve the first test in Chapter 8
Jan 12, 14
Reunite with GLaDOS
May 25, 13
Taunt GLaDOS in front of a camera in each of the five co-op courses
Locked
Complete all test chambers in the Hard-Light Surfaces co-op course
Locked
Dance in front of a turret blocked by a hard light bridge in co-op
Locked
Examine all the vitrified test chamber doors
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
Save a turret from redemption
Locked
Complete Test Chamber 10 in 70 seconds
Locked
Find the hidden companion cube in co-op test chamber
Locked
Complete Chamber 3 in the Hard-Light Surfaces co-op course using only 5 total...
Locked
After completing co-op, complete Calibration Course online with a friend who...
Locked
Use an Aerial Faith Plate to launch a turret
Locked
Win 3 co-op games of rock-paper-scissors in a row
Locked
Stand in a defective turret detector
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
Complete all test chambers in all courses of co-op
Locked
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