more about Portal 217 / 50 🏆
220 / 1000 points
| icon | info | score |
|---|---|---|
| Bridge Building Complete all test chambers in the Hard-Light Surfaces co-op course | 15  | |
| Party of Three Find the hidden companion cube in co-op test chamber | 25 | |
| Air Show Perform 2 aerial gestures before touching the ground in co-op | 20 | |
| Can't Touch This Dance in front of a turret blocked by a hard light bridge in co-op | 10 | |
| Dual Pit Experiment Do the same test twice unlocked Apr 23rd, 2011 2:29 am | 15 | |
| White Out Complete the first Conversion Gel test unlocked Apr 23rd, 2011 1:53 am | 15 | |
| Stranger Than Friction Master the Propulsion Gel unlocked Apr 23rd, 2011 1:39 am | 15 | |
| Portrait of a Lady Find a hidden portrait | 10 | |
| Tater Tote Carry science forward unlocked Apr 23rd, 2011 1:11 am | 15 | |
| Vertically Unchallenged Master the Repulsion Gel unlocked Apr 23rd, 2011 12:23 am | 15 | |
| Stalemate Associate Press the button! unlocked Apr 22nd, 2011 11:38 pm | 15 | |
| No Hard Feelings Save a turret from redemption unlocked Apr 22nd, 2011 11:22 pm | 10 | |
| Good Listener Take GLaDOS' escape advice | 5 | |
| SaBOTour Make a break for it unlocked Apr 21st, 2011 11:38 pm | 10 | |
| Bridge Over Troubling Water Complete the first Hard Light Bridge test unlocked Apr 21st, 2011 10:56 pm | 10 | |
| Preservation of Mass Break the rules in Test Chamber 07 | 20 | |
| Drop Box Place a cube on a button without touching the cube unlocked Apr 21st, 2011 8:39 pm | 20 | |
| Narbacular Drop Place a portal under your co-op partner while they are gesturing | 25 | |
| Rock Portal Scissors Win 3 co-op games of rock-paper-scissors in a row | 20 | |
| Empty Gesture Drop your co-op partner in goo while they are gesturing by removing the bridge under them | 25 | |
| Confidence Building Complete all test chambers in the Mass and Velocity co-op course | 10 | |
| Four Ring Circus Enter 4 different portals without touching the ground in co-op | 25 | |
| Team Building Complete all test chambers in the Team Building co-op course | 10 | |
| High Five Celebrate your cooperative calibration success | 5 | |
| Undiscouraged Complete the first Thermal Discouragement Beam test unlocked Apr 21st, 2011 8:22 pm | 10 | |
| You Monster Reunite with GLaDOS unlocked Apr 21st, 2011 8:17 pm | 5 | |
| Wake Up Call Survive the manual override unlocked Apr 21st, 2011 7:53 pm | 5 | |
| Scanned Alone Stand in a defective turret detector unlocked Apr 22nd, 2011 11:26 pm | 5 | |
| You Saved Science Complete all test chambers in all courses of co-op | 100 | |
| Pturretdactyl Use an Aerial Faith Plate to launch a turret | 5 | |
| Final Transmission Find the hidden signal in one of the Rat Man's dens | 20 | |
| Pit Boss Show that pit who's boss | 30 | |
| Obstacle Building Complete all test chambers in the Excursion Funnels co-op course | 15 | |
| Gesticul-8 Perform all 8 gestures of your own volition in co-op | 15 | |
| You Made Your Point Refuse to solve the first test in Chapter 8 | 10 | |
| Lunacy That just happened unlocked Apr 23rd, 2011 6:14 am | 20 | |
| The Part Where He Kills You This is that part unlocked Apr 23rd, 2011 5:45 am | 20 | |
| Tunnel of Funnel Master the Excursion Funnel unlocked Apr 23rd, 2011 5:30 am | 15 | |
| Smash TV Break 11 test chamber monitors | 75 | |
| Friends List With Benefits While playing co-op, hug 3 different people on your friends list | 50 | |
| Ship Overboard Discover the missing experiment | 10 | |
| Door Prize Examine all the vitrified test chamber doors | 20 | |
| Schrodinger's Catch Catch a blue-painted box before it touches the ground | 20 | |
| Professor Portal After completing co-op, complete Calibration Course online with a friend who hasn’t played before | 75 | |
| Still Alive Complete Course 4 with neither you nor your co-op partner dying | 15 | |
| Overclocker Complete Test Chamber 10 in 70 seconds | 30 | |
| Asking for Trouble Taunt GLaDOS in front of a camera in each of the five co-op courses | 10 | |
| Portal Conservation Society Complete Chamber 3 in the Hard-Light Surfaces co-op course using only 5 total portal placements | 20 | |
| Triple Crown Solve 3 co-op chambers in the Mass and Velocity course in under 60 seconds each | 15 | |
| Iron Grip Never lose a cube in Chamber 6 of the Mass and Velocity co-op course | 20 |
