Portal 2

51 of 51 ach. unlocked (100%)
MaRsun's achievements in Portal 2
Perform 2 aerial gestures before touching the ground in co-op
Taunt GLaDOS in front of a camera in each of the five co-op courses
Complete all test chambers in the Hard-Light Surfaces co-op course
Complete the first Hard Light Bridge test
Dance in front of a turret blocked by a hard light bridge in co-op
Complete all test chambers in the Mass and Velocity co-op course
Examine all the vitrified test chamber doors
Place a cube on a button without touching the cube
Do the same test twice
Drop your co-op partner in goo while they are gesturing by removing the...
Find the hidden signal in one of the Rat Man's dens
Enter 4 different portals without touching the ground in co-op
While playing co-op, hug 3 different people on your friends list
Perform all 8 gestures of your own volition in co-op
Take GLaDOS' escape advice
Celebrate your cooperative calibration success
Never lose a cube in Chamber 6 of the Mass and Velocity co-op course
That just happened
Place a portal under your co-op partner while they are gesturing
Save a turret from redemption
Complete all test chambers in the Excursion Funnels co-op course
Complete Test Chamber 10 in 70 seconds
Find the hidden companion cube in co-op test chamber
Show that pit who's boss
Complete Chamber 3 in the Hard-Light Surfaces co-op course using only 5 total...
Find a hidden portrait
Break the rules in Test Chamber 07
After completing co-op, complete Calibration Course online with a friend who...
Use an Aerial Faith Plate to launch a turret
Win 3 co-op games of rock-paper-scissors in a row
Make a break for it
Stand in a defective turret detector
Catch a blue-painted box before it touches the ground
Discover the missing experiment
Break 11 test chamber monitors
Press the button!
Complete Course 4 with neither you nor your co-op partner dying
Master the Propulsion Gel
Never lose a cube in Chamber 6 of the Mobility Gels co-op course
Carry science forward
Complete all test chambers in the Team Building co-op course
This is that part
Solve 3 co-op chambers in the Mass and Velocity course in under 60 seconds each
Master the Excursion Funnel
Complete the first Thermal Discouragement Beam test
Master the Repulsion Gel
Survive the manual override
Complete the first Conversion Gel test
Refuse to solve the first test in Chapter 8
Reunite with GLaDOS
Complete all test chambers in all courses of co-op
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