Portal 2

25 of 51 ach. unlocked (50%)
tranquil's achievements in Portal 2
Complete all test chambers in the Hard-Light Surfaces co-op course
Apr 29, 11
Complete the first Hard Light Bridge test
Apr 24, 11
Dance in front of a turret blocked by a hard light bridge in co-op
Apr 29, 11
Complete all test chambers in the Mass and Velocity co-op course
Apr 29, 11
Do the same test twice
Jul 23, 11
While playing co-op, hug 3 different people on your friends list
Jul 29, 11
Perform all 8 gestures of your own volition in co-op
Jul 11, 11
Celebrate your cooperative calibration success
Apr 29, 11
That just happened
Jul 23, 11
Complete all test chambers in the Excursion Funnels co-op course
Jul 11, 11
Make a break for it
Jul 22, 11
Stand in a defective turret detector
Jul 22, 11
Press the button!
Jul 22, 11
Master the Propulsion Gel
Jul 22, 11
Never lose a cube in Chamber 6 of the Mobility Gels co-op course
Jul 11, 11
Carry science forward
Jul 22, 11
Complete all test chambers in the Team Building co-op course
Apr 29, 11
This is that part
Jul 23, 11
Master the Excursion Funnel
Jul 23, 11
Complete the first Thermal Discouragement Beam test
Apr 19, 11
Master the Repulsion Gel
Jul 22, 11
Survive the manual override
Apr 19, 11
Complete the first Conversion Gel test
Jul 22, 11
Reunite with GLaDOS
Apr 19, 11
Complete all test chambers in all courses of co-op
Jul 11, 11
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
Examine all the vitrified test chamber doors
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
Take GLaDOS' escape advice
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
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
Break the rules in Test Chamber 07
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
Catch a blue-painted box before it touches the ground
Locked
Discover the missing experiment
Locked
Break 11 test chamber monitors
Locked
Complete Course 4 with neither you nor your co-op partner dying
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
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