Steam Achievements · completionist.me

Achievement	Unlocked	Global Unlocks
Still Alive Complete Course 4 with neither you nor your co-op partner dying	2019-12-11 11:52:54	2.4%
Friends List With Benefits While playing co-op, hug 3 different people on your friends list	2019-12-10 07:59:47	4.4%
Professor Portal After completing co-op, complete Calibration Course online with a friend who hasn’t played before	2019-12-10 07:31:12	5.8%
You Saved Science Complete all test chambers in all courses of co-op	2019-12-10 05:10:43	21.3%
Talent Show Never lose a cube in Chamber 6 of the Mobility Gels co-op course	2019-12-10 03:54:27	2.6%
Asking for Trouble Taunt GLaDOS in front of a camera in each of the five co-op courses	2019-12-10 03:02:02	9.1%
Party of Three Find the hidden companion cube in co-op test chamber	2019-12-10 02:17:16	3.6%
Obstacle Building Complete all test chambers in the Excursion Funnels co-op course	2019-12-09 12:57:59	26.5%
Four Ring Circus Enter 4 different portals without touching the ground in co-op	2019-12-09 12:16:09	6.9%
Gesticul-8 Perform all 8 gestures of your own volition in co-op	2019-12-09 11:52:44	27.3%
Triple Crown Solve 3 co-op chambers in the Mass and Velocity course in under 60 seconds each	2019-12-08 11:27:29	3.0%
Iron Grip Never lose a cube in Chamber 6 of the Mass and Velocity co-op course	2019-12-08 11:19:36	3.6%
Bridge Building Complete all test chambers in the Hard-Light Surfaces co-op course	2019-12-08 11:06:30	32.2%
Can't Touch This Dance in front of a turret blocked by a hard light bridge in co-op	2019-12-08 09:48:26	10.0%
Narbacular Drop Place a portal under your co-op partner while they are gesturing	2019-12-08 09:33:43	5.9%
Portal Conservation Society Complete Chamber 3 in the Hard-Light Surfaces co-op course using only 5 total portal placements	2019-12-08 08:48:04	2.7%
Air Show Perform 2 aerial gestures before touching the ground in co-op	2019-12-08 07:39:52	33.9%
Rock Portal Scissors Win 3 co-op games of rock-paper-scissors in a row	2019-12-08 07:37:34	9.9%
Empty Gesture Drop your co-op partner in goo while they are gesturing by removing the bridge under them	2019-12-08 07:36:09	4.6%
Confidence Building Complete all test chambers in the Mass and Velocity co-op course	2019-12-07 14:49:03	41.1%
Team Building Complete all test chambers in the Team Building co-op course	2019-12-07 13:13:07	49.6%
High Five Celebrate your cooperative calibration success	2019-12-07 12:33:01	58.8%
Final Transmission Find the hidden signal in one of the Rat Man's dens		5.7%
Portrait of a Lady Find a hidden portrait		12.1%
Good Listener Take GLaDOS' escape advice		29.3%
Preservation of Mass Break the rules in Test Chamber 07		25.1%
No Hard Feelings Save a turret from redemption		31.9%
Lunacy That just happened		35.3%
Schrodinger's Catch Catch a blue-painted box before it touches the ground		7.0%
Overclocker Complete Test Chamber 10 in 70 seconds		4.0%
Bridge Over Troubling Water Complete the first Hard Light Bridge test		55.1%
Stalemate Associate Press the button!		47.1%
SaBOTour Make a break for it		48.1%
Smash TV Break 11 test chamber monitors		3.7%
Wake Up Call Survive the manual override		75.9%
Drop Box Place a cube on a button without touching the cube		29.7%
Vertically Unchallenged Master the Repulsion Gel		44.4%
Tater Tote Carry science forward		42.4%
Tunnel of Funnel Master the Excursion Funnel		36.3%
Dual Pit Experiment Do the same test twice		38.3%
You Monster Reunite with GLaDOS		66.6%
The Part Where He Kills You This is that part		35.6%
White Out Complete the first Conversion Gel test		39.6%
Door Prize Examine all the vitrified test chamber doors		7.5%
Undiscouraged Complete the first Thermal Discouragement Beam test		64.6%
Pturretdactyl Use an Aerial Faith Plate to launch a turret		9.1%
You Made Your Point Refuse to solve the first test in Chapter 8		6.8%
Pit Boss Show that pit who's boss		8.0%
Ship Overboard Discover the missing experiment		11.0%
Scanned Alone Stand in a defective turret detector		35.8%
Stranger Than Friction Master the Propulsion Gel		40.8%