Portal 2

51 of 51 ach. unlocked (100%)
Maximus1's achievements in Portal 2
Perform 2 aerial gestures before touching the ground in co-op
Mar 13, 12
Taunt GLaDOS in front of a camera in each of the five co-op courses
Mar 18, 12
Complete all test chambers in the Hard-Light Surfaces co-op course
Mar 17, 12
Complete the first Hard Light Bridge test
Mar 13, 12
Dance in front of a turret blocked by a hard light bridge in co-op
Mar 18, 12
Complete all test chambers in the Mass and Velocity co-op course
Mar 13, 12
Examine all the vitrified test chamber doors
Mar 26, 12
Place a cube on a button without touching the cube
Mar 28, 12
Do the same test twice
Mar 13, 12
Drop your co-op partner in goo while they are gesturing by removing the...
Apr 2, 12
Find the hidden signal in one of the Rat Man's dens
Mar 16, 12
Enter 4 different portals without touching the ground in co-op
Mar 31, 12
While playing co-op, hug 3 different people on your friends list
Apr 14, 12
Perform all 8 gestures of your own volition in co-op
Mar 18, 12
Take GLaDOS' escape advice
Apr 22, 12
Celebrate your cooperative calibration success
Mar 13, 12
Never lose a cube in Chamber 6 of the Mass and Velocity co-op course
Mar 31, 12
That just happened
Mar 14, 12
Place a portal under your co-op partner while they are gesturing
Mar 13, 12
Save a turret from redemption
Mar 13, 12
Complete all test chambers in the Excursion Funnels co-op course
Mar 18, 12
Complete Test Chamber 10 in 70 seconds
Mar 30, 12
Find the hidden companion cube in co-op test chamber
Apr 22, 12
Show that pit who's boss
Apr 2, 12
Complete Chamber 3 in the Hard-Light Surfaces co-op course using only 5 total...
Apr 22, 12
Find a hidden portrait
Mar 20, 12
Break the rules in Test Chamber 07
Mar 16, 12
After completing co-op, complete Calibration Course online with a friend who...
May 10, 12
Use an Aerial Faith Plate to launch a turret
Mar 22, 12
Win 3 co-op games of rock-paper-scissors in a row
Mar 31, 12
Make a break for it
Mar 13, 12
Stand in a defective turret detector
Mar 13, 12
Catch a blue-painted box before it touches the ground
Mar 20, 12
Discover the missing experiment
Mar 13, 12
Break 11 test chamber monitors
Apr 2, 12
Press the button!
Mar 13, 12
Complete Course 4 with neither you nor your co-op partner dying
Sep 23, 12
Master the Propulsion Gel
Mar 13, 12
Never lose a cube in Chamber 6 of the Mobility Gels co-op course
Apr 16, 12
Carry science forward
Mar 13, 12
Complete all test chambers in the Team Building co-op course
Mar 13, 12
This is that part
Mar 13, 12
Solve 3 co-op chambers in the Mass and Velocity course in under 60 seconds each
Apr 22, 12
Master the Excursion Funnel
Mar 13, 12
Complete the first Thermal Discouragement Beam test
Mar 12, 12
Master the Repulsion Gel
Mar 13, 12
Survive the manual override
Mar 12, 12
Complete the first Conversion Gel test
Mar 13, 12
Refuse to solve the first test in Chapter 8
Mar 13, 12
Reunite with GLaDOS
Mar 12, 12
Complete all test chambers in all courses of co-op
Mar 18, 12
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