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