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51 of 51 (100%) Achievements Earned::

Personal Achievements
 

Wake Up Call

Survive the manual override
Unlocked 17 Oct, 2017 @ 6:06pm

You Monster

Reunite with GLaDOS
Unlocked 17 Oct, 2017 @ 6:49pm

Undiscouraged

Complete the first Thermal Discouragement Beam test
Unlocked 17 Oct, 2017 @ 6:58pm

Bridge Over Troubling Water

Complete the first Hard Light Bridge test
Unlocked 17 Oct, 2017 @ 8:28pm

SaBOTour

Make a break for it
Unlocked 18 Oct, 2017 @ 3:03pm

Stalemate Associate

Press the button!
Unlocked 18 Oct, 2017 @ 4:25pm

Tater Tote

Carry science forward
Unlocked 19 Oct, 2017 @ 4:19pm

Vertically Unchallenged

Master the Repulsion Gel
Unlocked 18 Oct, 2017 @ 5:46pm

Stranger Than Friction

Master the Propulsion Gel
Unlocked 24 Oct, 2017 @ 8:23am

White Out

Complete the first Conversion Gel test
Unlocked 24 Oct, 2017 @ 9:10am

Tunnel of Funnel

Master the Excursion Funnel
Unlocked 24 Oct, 2017 @ 12:23pm

Dual Pit Experiment

Do the same test twice
Unlocked 24 Oct, 2017 @ 10:46am

The Part Where He Kills You

This is that part
Unlocked 24 Oct, 2017 @ 12:58pm

Lunacy

That just happened
Unlocked 1 Nov, 2017 @ 5:32pm

Drop Box

Place a cube on a button without touching the cube
Unlocked 3 Sep, 2018 @ 11:31am

Overclocker

Complete Test Chamber 10 in 70 seconds
Unlocked 13 Sep, 2022 @ 8:16pm

Pit Boss

Show that pit who's boss
Unlocked 24 Oct, 2017 @ 1:05pm

Preservation of Mass

Break the rules in Test Chamber 07
Unlocked 17 Oct, 2017 @ 7:28pm

Pturretdactyl

Use an Aerial Faith Plate to launch a turret
Unlocked 3 Sep, 2018 @ 11:21am

Final Transmission

Find the hidden signal in one of the Rat Man's dens
Unlocked 3 Sep, 2018 @ 11:42am

Good Listener

Take GLaDOS' escape advice
Unlocked 18 Oct, 2017 @ 3:13pm

Scanned Alone

Stand in a defective turret detector
Unlocked 18 Oct, 2017 @ 3:56pm

No Hard Feelings

Save a turret from redemption
Unlocked 18 Oct, 2017 @ 3:40pm

Schrodinger's Catch

Catch a blue-painted box before it touches the ground
Unlocked 16 Nov, 2020 @ 6:48pm

Ship Overboard

Discover the missing experiment
Unlocked 3 Sep, 2018 @ 12:02pm

Door Prize

Examine all the vitrified test chamber doors
Unlocked 3 Sep, 2018 @ 12:02pm

Portrait of a Lady

Find a hidden portrait
Unlocked 3 Sep, 2018 @ 12:11pm

You Made Your Point

Refuse to solve the first test in Chapter 8
Unlocked 3 Sep, 2018 @ 12:19pm

Smash TV

Break 11 test chamber monitors
Unlocked 3 Sep, 2018 @ 8:35pm

High Five

Celebrate your cooperative calibration success
Unlocked 4 Nov, 2017 @ 6:02pm

Team Building

Complete all test chambers in the Team Building co-op course
Unlocked 4 Nov, 2017 @ 6:29pm

Confidence Building

Complete all test chambers in the Mass and Velocity co-op course
Unlocked 22 Feb, 2018 @ 11:47am

Bridge Building

Complete all test chambers in the Hard-Light Surfaces co-op course
Unlocked 15 Apr, 2018 @ 7:20pm

Obstacle Building

Complete all test chambers in the Excursion Funnels co-op course
Unlocked 17 Apr, 2018 @ 9:01am

You Saved Science

Complete all test chambers in all courses of co-op
Unlocked 17 Apr, 2018 @ 10:06am

Iron Grip

Never lose a cube in Chamber 6 of the Mass and Velocity co-op course
Unlocked 22 Feb, 2018 @ 11:20am

Gesticul-8

Perform all 8 gestures of your own volition in co-op
Unlocked 15 Apr, 2018 @ 7:54pm

Can't Touch This

Dance in front of a turret blocked by a hard light bridge in co-op
Unlocked 14 Dec, 2020 @ 5:56pm

Empty Gesture

Drop your co-op partner in goo while they are gesturing by removing the bridge under them
Unlocked 14 Dec, 2020 @ 6:24pm

Party of Three

Find the hidden companion cube in co-op test chamber
Unlocked 15 Dec, 2020 @ 6:17pm

Narbacular Drop

Place a portal under your co-op partner while they are gesturing
Unlocked 27 Jun, 2020 @ 9:04am

Professor Portal

After completing co-op, complete Calibration Course online with a friend who hasn’t played before
Unlocked 27 Jun, 2020 @ 8:22am

Air Show

Perform 2 aerial gestures before touching the ground in co-op
Unlocked 15 Apr, 2018 @ 7:22pm

Portal Conservation Society

Complete Chamber 3 in the Hard-Light Surfaces co-op course using only 5 total portal placements
Unlocked 13 Sep, 2022 @ 4:25pm

Four Ring Circus

Enter 4 different portals without touching the ground in co-op
Unlocked 14 Dec, 2020 @ 6:52pm

Triple Crown

Solve 3 co-op chambers in the Mass and Velocity course in under 60 seconds each
Unlocked 13 Sep, 2022 @ 1:42pm

Still Alive

Complete Course 4 with neither you nor your co-op partner dying
Unlocked 14 Sep, 2022 @ 5:28pm

Asking for Trouble

Taunt GLaDOS in front of a camera in each of the five co-op courses
Unlocked 9 Dec, 2020 @ 7:09pm

Rock Portal Scissors

Win 3 co-op games of rock-paper-scissors in a row
Unlocked 22 Feb, 2018 @ 10:13am

Friends List With Benefits

While playing co-op, hug 3 different people on your friends list
Unlocked 27 Dec, 2018 @ 6:27pm

Talent Show

Never lose a cube in Chamber 6 of the Mobility Gels co-op course
Unlocked 14 Sep, 2022 @ 6:11pm