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