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49 of 51 (96%) Achievements Earned::

Personal Achievements
 

Wake Up Call

Survive the manual override
Unlocked May 26, 2017 @ 3:02pm

You Monster

Reunite with GLaDOS
Unlocked May 26, 2017 @ 3:19pm

Undiscouraged

Complete the first Thermal Discouragement Beam test
Unlocked May 26, 2017 @ 3:23pm

Bridge Over Troubling Water

Complete the first Hard Light Bridge test
Unlocked May 26, 2017 @ 5:37pm

SaBOTour

Make a break for it
Unlocked May 27, 2017 @ 3:04pm

Stalemate Associate

Press the button!
Unlocked May 27, 2017 @ 3:32pm

Tater Tote

Carry science forward
Unlocked May 27, 2017 @ 4:20pm

Vertically Unchallenged

Master the Repulsion Gel
Unlocked May 27, 2017 @ 4:01pm

Stranger Than Friction

Master the Propulsion Gel
Unlocked May 27, 2017 @ 5:07pm

White Out

Complete the first Conversion Gel test
Unlocked May 27, 2017 @ 5:24pm

Tunnel of Funnel

Master the Excursion Funnel
Unlocked May 29, 2017 @ 12:42pm

Dual Pit Experiment

Do the same test twice
Unlocked May 29, 2017 @ 11:33am

The Part Where He Kills You

This is that part
Unlocked May 29, 2017 @ 12:53pm

Lunacy

That just happened
Unlocked May 29, 2017 @ 1:27pm

Drop Box

Place a cube on a button without touching the cube
Unlocked May 29, 2017 @ 1:39pm

Overclocker

Complete Test Chamber 10 in 70 seconds
Unlocked May 8, 2022 @ 5:49pm

Pit Boss

Show that pit who's boss
Unlocked Dec 18, 2023 @ 7:57pm

Preservation of Mass

Break the rules in Test Chamber 07
Unlocked May 8, 2022 @ 6:08pm

Pturretdactyl

Use an Aerial Faith Plate to launch a turret
Unlocked May 9, 2022 @ 3:27pm

Final Transmission

Find the hidden signal in one of the Rat Man's dens
Unlocked May 9, 2022 @ 3:32pm

Good Listener

Take GLaDOS' escape advice
Unlocked May 27, 2017 @ 3:04pm

Scanned Alone

Stand in a defective turret detector
Unlocked May 27, 2017 @ 3:16pm

No Hard Feelings

Save a turret from redemption
Unlocked May 27, 2017 @ 3:13pm

Schrodinger's Catch

Catch a blue-painted box before it touches the ground
Unlocked May 9, 2022 @ 3:39pm

Ship Overboard

Discover the missing experiment
Unlocked May 9, 2022 @ 3:43pm

Door Prize

Examine all the vitrified test chamber doors
Unlocked May 9, 2022 @ 3:53pm

Portrait of a Lady

Find a hidden portrait
Unlocked May 9, 2022 @ 3:58pm

You Made Your Point

Refuse to solve the first test in Chapter 8
Unlocked May 9, 2022 @ 4:10pm

Smash TV

Break 11 test chamber monitors
Unlocked Dec 18, 2023 @ 7:52pm

High Five

Celebrate your cooperative calibration success
Unlocked Nov 4, 2019 @ 7:51pm

Team Building

Complete all test chambers in the Team Building co-op course
Unlocked Nov 4, 2019 @ 8:08pm

Confidence Building

Complete all test chambers in the Mass and Velocity co-op course
Unlocked Nov 4, 2019 @ 8:50pm

Bridge Building

Complete all test chambers in the Hard-Light Surfaces co-op course
Unlocked Nov 11, 2019 @ 9:36pm

Obstacle Building

Complete all test chambers in the Excursion Funnels co-op course
Unlocked Nov 12, 2019 @ 5:15pm

You Saved Science

Complete all test chambers in all courses of co-op
Unlocked Nov 12, 2019 @ 6:05pm

Gesticul-8

Perform all 8 gestures of your own volition in co-op
Unlocked Nov 12, 2019 @ 4:51pm

Can't Touch This

Dance in front of a turret blocked by a hard light bridge in co-op
Unlocked Jan 11 @ 9:39pm

Empty Gesture

Drop your co-op partner in goo while they are gesturing by removing the bridge under them
Unlocked Jan 11 @ 9:04pm

Party of Three

Find the hidden companion cube in co-op test chamber
Unlocked Jan 29 @ 1:03pm

Narbacular Drop

Place a portal under your co-op partner while they are gesturing
Unlocked May 9, 2022 @ 10:43pm

Professor Portal

After completing co-op, complete Calibration Course online with a friend who hasn’t played before
Unlocked May 9, 2022 @ 10:23pm

Air Show

Perform 2 aerial gestures before touching the ground in co-op
Unlocked Nov 4, 2019 @ 8:13pm

Portal Conservation Society

Complete Chamber 3 in the Hard-Light Surfaces co-op course using only 5 total portal placements
Unlocked Jan 29 @ 1:53pm

Four Ring Circus

Enter 4 different portals without touching the ground in co-op
Unlocked Jan 11 @ 10:19pm

Triple Crown

Solve 3 co-op chambers in the Mass and Velocity course in under 60 seconds each
Unlocked Jan 29 @ 1:22pm

Still Alive

Complete Course 4 with neither you nor your co-op partner dying
Unlocked Jan 29 @ 12:57pm

Asking for Trouble

Taunt GLaDOS in front of a camera in each of the five co-op courses
Unlocked May 9, 2022 @ 10:27pm

Rock Portal Scissors

Win 3 co-op games of rock-paper-scissors in a row
Unlocked May 9, 2022 @ 10:48pm

Friends List With Benefits

While playing co-op, hug 3 different people on your friends list
Unlocked Jan 8 @ 8:49pm



Iron Grip

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

Talent Show

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