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46 of 51 (90%) Achievements Earned::

Personal Achievements
 

Wake Up Call

Survive the manual override
Unlocked 4 Oct, 2017 @ 4:07pm

You Monster

Reunite with GLaDOS
Unlocked 4 Oct, 2017 @ 4:27pm

Undiscouraged

Complete the first Thermal Discouragement Beam test
Unlocked 4 Oct, 2017 @ 4:32pm

Bridge Over Troubling Water

Complete the first Hard Light Bridge test
Unlocked 14 Oct, 2017 @ 11:39am

SaBOTour

Make a break for it
Unlocked 21 Oct, 2017 @ 8:37pm

Stalemate Associate

Press the button!
Unlocked 21 Oct, 2017 @ 8:57pm

Tater Tote

Carry science forward
Unlocked 22 Oct, 2017 @ 5:18pm

Vertically Unchallenged

Master the Repulsion Gel
Unlocked 22 Oct, 2017 @ 5:06pm

Stranger Than Friction

Master the Propulsion Gel
Unlocked 22 Oct, 2017 @ 6:27pm

White Out

Complete the first Conversion Gel test
Unlocked 22 Oct, 2017 @ 6:34pm

Tunnel of Funnel

Master the Excursion Funnel
Unlocked 27 Oct, 2017 @ 1:40pm

Dual Pit Experiment

Do the same test twice
Unlocked 22 Oct, 2017 @ 6:57pm

The Part Where He Kills You

This is that part
Unlocked 27 Oct, 2017 @ 1:53pm

Lunacy

That just happened
Unlocked 27 Oct, 2017 @ 2:15pm

Drop Box

Place a cube on a button without touching the cube
Unlocked 11 Oct, 2017 @ 5:24pm

Overclocker

Complete Test Chamber 10 in 70 seconds
Unlocked 14 Oct, 2017 @ 11:31am

Pit Boss

Show that pit who's boss
Unlocked 27 Oct, 2017 @ 1:54pm

Preservation of Mass

Break the rules in Test Chamber 07
Unlocked 11 Oct, 2017 @ 5:27pm

Pturretdactyl

Use an Aerial Faith Plate to launch a turret
Unlocked 20 Sep, 2020 @ 3:38pm

Final Transmission

Find the hidden signal in one of the Rat Man's dens
Unlocked 4 Oct, 2017 @ 4:44pm

Good Listener

Take GLaDOS' escape advice
Unlocked 21 Oct, 2017 @ 8:37pm

Scanned Alone

Stand in a defective turret detector
Unlocked 15 Nov, 2017 @ 4:53pm

No Hard Feelings

Save a turret from redemption
Unlocked 21 Oct, 2017 @ 8:46pm

Schrodinger's Catch

Catch a blue-painted box before it touches the ground
Unlocked 6 Sep, 2018 @ 4:56pm

Ship Overboard

Discover the missing experiment
Unlocked 22 Oct, 2017 @ 5:16pm

Door Prize

Examine all the vitrified test chamber doors
Unlocked 22 Oct, 2017 @ 5:16pm

Portrait of a Lady

Find a hidden portrait
Unlocked 22 Oct, 2017 @ 5:22pm

You Made Your Point

Refuse to solve the first test in Chapter 8
Unlocked 21 Sep, 2020 @ 11:42am

Smash TV

Break 11 test chamber monitors
Unlocked 21 Sep, 2020 @ 12:26pm

High Five

Celebrate your cooperative calibration success
Unlocked 3 Oct, 2017 @ 5:34pm

Team Building

Complete all test chambers in the Team Building co-op course
Unlocked 3 Oct, 2017 @ 5:52pm

Confidence Building

Complete all test chambers in the Mass and Velocity co-op course
Unlocked 3 Oct, 2017 @ 6:26pm

Bridge Building

Complete all test chambers in the Hard-Light Surfaces co-op course
Unlocked 3 Oct, 2017 @ 7:00pm

Obstacle Building

Complete all test chambers in the Excursion Funnels co-op course
Unlocked 5 Oct, 2017 @ 5:27pm

You Saved Science

Complete all test chambers in all courses of co-op
Unlocked 5 Oct, 2017 @ 6:03pm

Iron Grip

Never lose a cube in Chamber 6 of the Mass and Velocity co-op course
Unlocked 4 Dec, 2017 @ 10:05am

Gesticul-8

Perform all 8 gestures of your own volition in co-op
Unlocked 5 Oct, 2017 @ 5:11pm

Can't Touch This

Dance in front of a turret blocked by a hard light bridge in co-op
Unlocked 3 Oct, 2017 @ 6:49pm

Party of Three

Find the hidden companion cube in co-op test chamber
Unlocked 6 Oct, 2017 @ 12:19pm

Professor Portal

After completing co-op, complete Calibration Course online with a friend who hasn’t played before
Unlocked 31 May, 2023 @ 1:16am

Air Show

Perform 2 aerial gestures before touching the ground in co-op
Unlocked 3 Oct, 2017 @ 5:57pm

Four Ring Circus

Enter 4 different portals without touching the ground in co-op
Unlocked 18 Jun, 2023 @ 2:22am

Triple Crown

Solve 3 co-op chambers in the Mass and Velocity course in under 60 seconds each
Unlocked 5 Sep, 2020 @ 8:38pm

Asking for Trouble

Taunt GLaDOS in front of a camera in each of the five co-op courses
Unlocked 4 Nov, 2017 @ 9:41pm

Rock Portal Scissors

Win 3 co-op games of rock-paper-scissors in a row
Unlocked 31 May, 2023 @ 11:04pm

Friends List With Benefits

While playing co-op, hug 3 different people on your friends list
Unlocked 31 Dec, 2017 @ 2:35pm



Empty Gesture

Drop your co-op partner in goo while they are gesturing by removing the bridge under them

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

Still Alive

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

Talent Show

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