Portal 2
STEAM

51
10 Feb 2012
Wake Up Call
Survive the manual override
15 Oct 2011
3:31pm
You Monster
Reunite with GLaDOS
15 Oct 2011
3:52pm
Undiscouraged
Complete the first Thermal Discouragement Beam test
15 Oct 2011
3:56pm
Bridge Over Troubling Water
Complete the first Hard Light Bridge test
15 Oct 2011
4:22pm
SaBOTour
Make a break for it
15 Oct 2011
4:50pm
Stalemate Associate
Press the button!
15 Oct 2011
5:16pm
Tater Tote
Carry science forward
15 Oct 2011
6:09pm
Vertically Unchallenged
Master the Repulsion Gel
15 Oct 2011
5:52pm
Stranger Than Friction
Master the Propulsion Gel
15 Oct 2011
6:27pm
White Out
Complete the first Conversion Gel test
15 Oct 2011
6:38pm
Tunnel of Funnel
Master the Excursion Funnel
15 Oct 2011
7:36pm
Dual Pit Experiment
Do the same test twice
15 Oct 2011
6:59pm
The Part Where He Kills You
This is that part
15 Oct 2011
7:44pm
Lunacy
That just happened
15 Oct 2011
8:05pm
Drop Box
Place a cube on a button without touching the cube
08 Dec 2011
11:02pm
Overclocker
Complete Test Chamber 10 in 70 seconds
08 Dec 2011
11:19pm
Pit Boss
Show that pit who's boss
08 Dec 2011
11:26pm
Preservation of Mass
Break the rules in Test Chamber 07
15 Oct 2011
4:10pm
Pturretdactyl
Use an Aerial Faith Plate to launch a turret
08 Dec 2011
11:01pm
Final Transmission
Find the hidden signal in one of the Rat Man's dens
08 Dec 2011
11:37pm
Good Listener
Take GLaDOS' escape advice
09 Dec 2011
10:44pm
Scanned Alone
Stand in a defective turret detector
09 Dec 2011
10:53pm
No Hard Feelings
Save a turret from redemption
15 Oct 2011
4:59pm
Schrodinger's Catch
Catch a blue-painted box before it touches the ground
09 Dec 2011
11:31pm
Ship Overboard
Discover the missing experiment
09 Dec 2011
11:38pm
Door Prize
Examine all the vitrified test chamber doors
10 Dec 2011
10:54am
Portrait of a Lady
Find a hidden portrait
10 Dec 2011
12:03pm
You Made Your Point
Refuse to solve the first test in Chapter 8
10 Dec 2011
11:57am
Smash TV
Break 11 test chamber monitors
10 Dec 2011
11:54am
High Five
Celebrate your cooperative calibration success
15 Oct 2011
9:18pm
Team Building
Complete all test chambers in the Team Building co-op course
16 Oct 2011
1:03pm
Confidence Building
Complete all test chambers in the Mass and Velocity co-op course
16 Oct 2011
1:48pm
Bridge Building
Complete all test chambers in the Hard-Light Surfaces co-op course
16 Oct 2011
3:00pm
Obstacle Building
Complete all test chambers in the Excursion Funnels co-op course
16 Oct 2011
3:54pm
You Saved Science
Complete all test chambers in all courses of co-op
16 Oct 2011
5:11pm
Iron Grip
Never lose a cube in Chamber 6 of the Mass and Velocity co-op course
17 Jan 2012
9:32pm
Gesticul-8
Perform all 8 gestures of your own volition in co-op
16 Oct 2011
3:22pm
Can't Touch This
Dance in front of a turret blocked by a hard light bridge in co-op
13 Jan 2012
9:06pm
Empty Gesture
Drop your co-op partner in goo while they are gesturing by removing the bridge under them
12 Jan 2012
9:34pm
Party of Three
Find the hidden companion cube in co-op test chamber
17 Jan 2012
9:11pm
Narbacular Drop
Place a portal under your co-op partner while they are gesturing
13 Jan 2012
9:16pm
Professor Portal
After completing co-op, complete Calibration Course online with a friend who hasn’t played before
25 Nov 2011
7:34pm
Air Show
Perform 2 aerial gestures before touching the ground in co-op
16 Oct 2011
1:09pm
Portal Conservation Society
Complete Chamber 3 in the Hard-Light Surfaces co-op course using only 5 total portal placements
17 Jan 2012
9:26pm
Four Ring Circus
Enter 4 different portals without touching the ground in co-op
17 Jan 2012
8:56pm
Triple Crown
Solve 3 co-op chambers in the Mass and Velocity course in under 60 seconds each
08 Feb 2012
8:52pm
Still Alive
Complete Course 4 with neither you nor your co-op partner dying
10 Feb 2012
9:03pm
Asking for Trouble
Taunt GLaDOS in front of a camera in each of the five co-op courses
16 Oct 2011
4:10pm
Rock Portal Scissors
Win 3 co-op games of rock-paper-scissors in a row
09 Jan 2012
9:08pm
Friends List With Benefits
While playing co-op, hug 3 different people on your friends list
09 Jan 2012
9:07pm
Talent Show
Never lose a cube in Chamber 6 of the Mobility Gels co-op course
17 Jan 2012
9:40pm