Portal 2

28 of 51 ach. unlocked (55%)
Cheeseman's achievements in Portal 2
Perform 2 aerial gestures before touching the ground in co-op
Dec 6, 12
Complete the first Hard Light Bridge test
Mar 26, 12
Complete all test chambers in the Mass and Velocity co-op course
Jun 8, 12
Examine all the vitrified test chamber doors
Dec 5, 12
Place a cube on a button without touching the cube
Apr 5, 12
Do the same test twice
Mar 26, 12
Find the hidden signal in one of the Rat Man's dens
Apr 5, 12
Take GLaDOS' escape advice
Mar 26, 12
Celebrate your cooperative calibration success
Jun 7, 12
Save a turret from redemption
Mar 26, 12
Find a hidden portrait
Dec 5, 12
Break the rules in Test Chamber 07
Apr 5, 12
Make a break for it
Mar 26, 12
Stand in a defective turret detector
Mar 26, 12
Catch a blue-painted box before it touches the ground
Mar 27, 12
Discover the missing experiment
Dec 5, 12
Press the button!
Mar 26, 12
Master the Propulsion Gel
Mar 26, 12
Carry science forward
Mar 26, 12
Complete all test chambers in the Team Building co-op course
Jun 8, 12
This is that part
Jun 26, 14
Master the Excursion Funnel
Mar 27, 12
Complete the first Thermal Discouragement Beam test
Mar 26, 12
Master the Repulsion Gel
Mar 26, 12
Survive the manual override
Mar 26, 12
Complete the first Conversion Gel test
Mar 26, 12
Refuse to solve the first test in Chapter 8
Mar 26, 12
Reunite with GLaDOS
Mar 26, 12
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
Drop your co-op partner in goo while they are gesturing by removing the...
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
Perform all 8 gestures of your own volition in co-op
Locked
Never lose a cube in Chamber 6 of the Mass and Velocity co-op course
Locked
That just happened
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
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
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
(0.1608/d/web2)