Portal 2
Lunacy
That just happened
Earned on 2011-05-19 22:15:31
Rock Portal Scissors
Win 3 co-op games of rock-paper-scissors in a row
Earned on 2011-07-18 02:56:19
Narbacular Drop
Place a portal under your co-op partner while they are gesturing
Earned on 2011-07-18 02:53:08
Drop Box
Place a cube on a button without touching the cube
Earned on 2011-05-19 22:15:31
Overclocker
Complete Test Chamber 10 in 70 seconds
Earned on 2011-05-19 22:15:31
Can't Touch This
Dance in front of a turret blocked by a hard light bridge in co-op
Earned on 2011-08-21 20:08:57
Confidence Building
Complete all test chambers in the Mass and Velocity co-op course
Earned on 2011-07-18 02:50:51
High Five
Celebrate your cooperative calibration success
Earned on 2011-05-26 22:15:31
Team Building
Complete all test chambers in the Team Building co-op course
Earned on 2011-05-26 22:15:31
Final Transmission
Find the hidden signal in one of the Rat Man's dens
Earned on 2011-05-19 22:15:31
Schrodinger's Catch
Catch a blue-painted box before it touches the ground
Earned on 2011-05-19 22:15:31
Ship Overboard
Discover the missing experiment
Earned on 2011-05-19 22:15:31
Door Prize
Examine all the vitrified test chamber doors
Earned on 2011-05-19 22:15:31
Portrait of a Lady
Find a hidden portrait
Earned on 2011-05-19 22:15:31
You Made Your Point
Refuse to solve the first test in Chapter 8
Earned on 2011-05-19 22:15:31
Smash TV
Break 11 test chamber monitors
Earned on 2011-05-19 22:15:31
Pturretdactyl
Use an Aerial Faith Plate to launch a turret
Earned on 2011-05-19 22:15:31
Preservation of Mass
Break the rules in Test Chamber 07
Earned on 2011-05-19 22:15:31
Pit Boss
Show that pit who's boss
Earned on 2011-05-19 22:15:31
The Part Where He Kills You
This is that part
Earned on 2011-05-19 22:15:31
You Monster
Reunite with GLaDOS
Earned on 2011-05-12 22:15:31
Undiscouraged
Complete the first Thermal Discouragement Beam test
Earned on 2011-05-12 22:15:31
Bridge Over Troubling Water
Complete the first Hard-Light Surfaces test
Earned on 2011-05-12 22:15:31
SaBOTour
Make a break for it
Earned on 2011-05-12 22:15:31
Stalemate Associate
Press the button!
Earned on 2011-05-12 22:15:31
Tater Tote
Carry science forward
Earned on 2011-05-12 22:15:31
Vertically Unchallenged
Master the Repulsion Gel
Earned on 2011-05-12 22:15:31
Stranger Than Friction
Master the Propulsion Gel
Earned on 2011-05-12 22:15:31
White Out
Complete the first Conversion Gel test
Earned on 2011-05-12 22:15:31
Tunnel of Funnel
Master the Excursion Funnel
Earned on 2011-05-12 22:15:31
Dual Pit Experiment
Do the same test twice
Earned on 2011-05-12 22:15:31
No Hard Feelings
Save a turret from redemption
Earned on 2011-05-12 22:15:31
Scanned Alone
Stand in a defective turret detector
Earned on 2011-05-12 22:15:31
Good Listener
Take GLaDOS' escape advice
Earned on 2011-05-12 22:15:31
Wake Up Call
Survive the manual override
Earned on 2011-05-12 22:15:31
