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50 of 51 (98%) Achievements Earned::

Personal Achievements
 

Wake Up Call

Survive the manual override
Unlocked Apr 19, 2011 @ 7:22pm

You Monster

Reunite with GLaDOS
Unlocked Apr 19, 2011 @ 8:10pm

Undiscouraged

Complete the first Thermal Discouragement Beam test
Unlocked Apr 20, 2011 @ 6:51am

Bridge Over Troubling Water

Complete the first Hard Light Bridge test
Unlocked Apr 23, 2011 @ 7:45pm

SaBOTour

Make a break for it
Unlocked Apr 23, 2011 @ 9:27pm

Stalemate Associate

Press the button!
Unlocked Apr 24, 2011 @ 1:15pm

Tater Tote

Carry science forward
Unlocked May 1, 2011 @ 2:25pm

Vertically Unchallenged

Master the Repulsion Gel
Unlocked Apr 30, 2011 @ 5:29pm

Stranger Than Friction

Master the Propulsion Gel
Unlocked Dec 22, 2013 @ 9:10pm

White Out

Complete the first Conversion Gel test
Unlocked Aug 6, 2014 @ 5:44pm

Tunnel of Funnel

Master the Excursion Funnel
Unlocked Aug 7, 2014 @ 5:36pm

Dual Pit Experiment

Do the same test twice
Unlocked Aug 6, 2014 @ 7:08pm

The Part Where He Kills You

This is that part
Unlocked Aug 7, 2014 @ 6:29pm

Lunacy

That just happened
Unlocked Aug 7, 2014 @ 6:56pm

Drop Box

Place a cube on a button without touching the cube
Unlocked Jan 6, 2019 @ 5:26pm

Overclocker

Complete Test Chamber 10 in 70 seconds
Unlocked Jan 2, 2019 @ 9:25pm

Pit Boss

Show that pit who's boss
Unlocked Aug 7, 2014 @ 6:30pm

Preservation of Mass

Break the rules in Test Chamber 07
Unlocked Apr 23, 2011 @ 6:28pm

Pturretdactyl

Use an Aerial Faith Plate to launch a turret
Unlocked Jan 2, 2019 @ 9:07pm

Final Transmission

Find the hidden signal in one of the Rat Man's dens
Unlocked Aug 6, 2014 @ 11:58am

Good Listener

Take GLaDOS' escape advice
Unlocked Apr 23, 2011 @ 9:28pm

Scanned Alone

Stand in a defective turret detector
Unlocked Apr 24, 2011 @ 12:55pm

No Hard Feelings

Save a turret from redemption
Unlocked Dec 22, 2013 @ 7:11pm

Schrodinger's Catch

Catch a blue-painted box before it touches the ground
Unlocked Jan 3, 2019 @ 10:44pm

Ship Overboard

Discover the missing experiment
Unlocked Aug 6, 2014 @ 5:03pm

Door Prize

Examine all the vitrified test chamber doors
Unlocked Jan 3, 2019 @ 10:56pm

Portrait of a Lady

Find a hidden portrait
Unlocked Aug 6, 2014 @ 5:21pm

You Made Your Point

Refuse to solve the first test in Chapter 8
Unlocked Aug 10, 2014 @ 10:06am

Smash TV

Break 11 test chamber monitors
Unlocked Jan 5, 2019 @ 5:02pm

High Five

Celebrate your cooperative calibration success
Unlocked Apr 30, 2011 @ 5:52pm

Team Building

Complete all test chambers in the Team Building co-op course
Unlocked Apr 30, 2011 @ 8:31pm

Confidence Building

Complete all test chambers in the Mass and Velocity co-op course
Unlocked Apr 30, 2011 @ 10:24pm

Bridge Building

Complete all test chambers in the Hard-Light Surfaces co-op course
Unlocked Jun 26, 2012 @ 10:27pm

Obstacle Building

Complete all test chambers in the Excursion Funnels co-op course
Unlocked Jun 27, 2012 @ 12:22am

You Saved Science

Complete all test chambers in all courses of co-op
Unlocked Jun 27, 2012 @ 1:36pm

Iron Grip

Never lose a cube in Chamber 6 of the Mass and Velocity co-op course
Unlocked May 15, 2020 @ 9:58pm

Gesticul-8

Perform all 8 gestures of your own volition in co-op
Unlocked Jun 26, 2012 @ 11:18pm

Can't Touch This

Dance in front of a turret blocked by a hard light bridge in co-op
Unlocked Jan 11, 2019 @ 10:50pm

Empty Gesture

Drop your co-op partner in goo while they are gesturing by removing the bridge under them
Unlocked Jan 11, 2019 @ 5:31pm

Party of Three

Find the hidden companion cube in co-op test chamber
Unlocked May 23, 2020 @ 11:18pm

Narbacular Drop

Place a portal under your co-op partner while they are gesturing
Unlocked Jan 11, 2019 @ 11:16pm

Professor Portal

After completing co-op, complete Calibration Course online with a friend who hasn’t played before
Unlocked Jan 11, 2019 @ 8:26pm

Air Show

Perform 2 aerial gestures before touching the ground in co-op
Unlocked Oct 16, 2015 @ 9:50am

Portal Conservation Society

Complete Chamber 3 in the Hard-Light Surfaces co-op course using only 5 total portal placements
Unlocked May 15, 2020 @ 11:24pm

Four Ring Circus

Enter 4 different portals without touching the ground in co-op
Unlocked Jun 29, 2016 @ 11:50pm

Triple Crown

Solve 3 co-op chambers in the Mass and Velocity course in under 60 seconds each
Unlocked May 10, 2020 @ 10:05pm

Asking for Trouble

Taunt GLaDOS in front of a camera in each of the five co-op courses
Unlocked Jan 11, 2019 @ 10:48pm

Rock Portal Scissors

Win 3 co-op games of rock-paper-scissors in a row
Unlocked Oct 11, 2015 @ 6:57pm

Friends List With Benefits

While playing co-op, hug 3 different people on your friends list
Unlocked Jun 26, 2016 @ 9:42pm

Talent Show

Never lose a cube in Chamber 6 of the Mobility Gels co-op course
Unlocked Feb 12, 2021 @ 10:37pm



Still Alive

Complete Course 4 with neither you nor your co-op partner dying