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