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35 of 51 (69%) Achievements Earned::

Personal Achievements
 

Wake Up Call

Survive the manual override
Unlocked 19 Apr, 2011 @ 7:08am

You Monster

Reunite with GLaDOS
Unlocked 19 Apr, 2011 @ 7:26am

Undiscouraged

Complete the first Thermal Discouragement Beam test
Unlocked 19 Apr, 2011 @ 7:30am

Bridge Over Troubling Water

Complete the first Hard Light Bridge test
Unlocked 19 Apr, 2011 @ 8:01am

SaBOTour

Make a break for it
Unlocked 19 Apr, 2011 @ 8:37am

Stalemate Associate

Press the button!
Unlocked 19 Apr, 2011 @ 9:04am

Tater Tote

Carry science forward
Unlocked 19 Apr, 2011 @ 10:02am

Vertically Unchallenged

Master the Repulsion Gel
Unlocked 19 Apr, 2011 @ 9:39am

Stranger Than Friction

Master the Propulsion Gel
Unlocked 19 Apr, 2011 @ 10:19am

White Out

Complete the first Conversion Gel test
Unlocked 19 Apr, 2011 @ 10:45am

Tunnel of Funnel

Master the Excursion Funnel
Unlocked 19 Apr, 2011 @ 12:03pm

Dual Pit Experiment

Do the same test twice
Unlocked 19 Apr, 2011 @ 11:11am

The Part Where He Kills You

This is that part
Unlocked 19 Apr, 2011 @ 12:37pm

Lunacy

That just happened
Unlocked 19 Apr, 2011 @ 1:04pm

Drop Box

Place a cube on a button without touching the cube
Unlocked 23 Mar, 2012 @ 1:25pm

Preservation of Mass

Break the rules in Test Chamber 07
Unlocked 21 May, 2013 @ 9:33am

Pturretdactyl

Use an Aerial Faith Plate to launch a turret
Unlocked 23 Apr, 2011 @ 10:49am

Good Listener

Take GLaDOS' escape advice
Unlocked 21 Apr, 2011 @ 11:37am

Scanned Alone

Stand in a defective turret detector
Unlocked 19 Apr, 2011 @ 8:49am

No Hard Feelings

Save a turret from redemption
Unlocked 7 Jan, 2014 @ 12:49pm

Schrodinger's Catch

Catch a blue-painted box before it touches the ground
Unlocked 14 Apr, 2017 @ 12:29am

Portrait of a Lady

Find a hidden portrait
Unlocked 14 Apr, 2017 @ 12:39am

You Made Your Point

Refuse to solve the first test in Chapter 8
Unlocked 28 Apr, 2011 @ 1:02pm

High Five

Celebrate your cooperative calibration success
Unlocked 20 Apr, 2011 @ 10:32am

Team Building

Complete all test chambers in the Team Building co-op course
Unlocked 20 Apr, 2011 @ 10:48am

Confidence Building

Complete all test chambers in the Mass and Velocity co-op course
Unlocked 20 Apr, 2011 @ 11:33am

Bridge Building

Complete all test chambers in the Hard-Light Surfaces co-op course
Unlocked 20 Apr, 2011 @ 12:45pm

Obstacle Building

Complete all test chambers in the Excursion Funnels co-op course
Unlocked 20 Apr, 2011 @ 1:52pm

You Saved Science

Complete all test chambers in all courses of co-op
Unlocked 21 Apr, 2011 @ 12:27pm

Gesticul-8

Perform all 8 gestures of your own volition in co-op
Unlocked 20 Apr, 2011 @ 1:07pm

Professor Portal

After completing co-op, complete Calibration Course online with a friend who hasn’t played before
Unlocked 22 Mar, 2012 @ 1:09pm

Air Show

Perform 2 aerial gestures before touching the ground in co-op
Unlocked 20 Apr, 2011 @ 12:36pm

Four Ring Circus

Enter 4 different portals without touching the ground in co-op
Unlocked 19 Apr, 2013 @ 4:27pm

Asking for Trouble

Taunt GLaDOS in front of a camera in each of the five co-op courses
Unlocked 20 Apr, 2011 @ 1:55pm

Friends List With Benefits

While playing co-op, hug 3 different people on your friends list
Unlocked 22 Mar, 2012 @ 1:13pm



Overclocker

Complete Test Chamber 10 in 70 seconds

Pit Boss

Show that pit who's boss

Final Transmission

Find the hidden signal in one of the Rat Man's dens

Ship Overboard

Discover the missing experiment

Door Prize

Examine all the vitrified test chamber doors

Smash TV

Break 11 test chamber monitors

Iron Grip

Never lose a cube in Chamber 6 of the Mass and Velocity co-op course

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

Portal Conservation Society

Complete Chamber 3 in the Hard-Light Surfaces co-op course using only 5 total portal placements

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

Rock Portal Scissors

Win 3 co-op games of rock-paper-scissors in a row

Talent Show

Never lose a cube in Chamber 6 of the Mobility Gels co-op course