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