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51 of 51 (100%) Achievements Earned::

Personal Achievements
 

Wake Up Call

Survive the manual override
Unlocked 25 Dec, 2021 @ 12:44pm

You Monster

Reunite with GLaDOS
Unlocked 25 Dec, 2021 @ 1:12pm

Undiscouraged

Complete the first Thermal Discouragement Beam test
Unlocked 25 Dec, 2021 @ 1:17pm

Bridge Over Troubling Water

Complete the first Hard Light Bridge test
Unlocked 25 Dec, 2021 @ 1:48pm

SaBOTour

Make a break for it
Unlocked 26 Dec, 2021 @ 10:14am

Stalemate Associate

Press the button!
Unlocked 26 Dec, 2021 @ 10:37am

Tater Tote

Carry science forward
Unlocked 26 Dec, 2021 @ 11:28am

Vertically Unchallenged

Master the Repulsion Gel
Unlocked 26 Dec, 2021 @ 11:06am

Stranger Than Friction

Master the Propulsion Gel
Unlocked 26 Dec, 2021 @ 11:42am

White Out

Complete the first Conversion Gel test
Unlocked 11 Feb, 2022 @ 9:01am

Tunnel of Funnel

Master the Excursion Funnel
Unlocked 26 Dec, 2021 @ 1:17pm

Dual Pit Experiment

Do the same test twice
Unlocked 26 Dec, 2021 @ 12:26pm

The Part Where He Kills You

This is that part
Unlocked 26 Dec, 2021 @ 1:24pm

Lunacy

That just happened
Unlocked 26 Dec, 2021 @ 1:56pm

Drop Box

Place a cube on a button without touching the cube
Unlocked 25 Dec, 2021 @ 2:11pm

Overclocker

Complete Test Chamber 10 in 70 seconds
Unlocked 27 Dec, 2021 @ 8:38am

Pit Boss

Show that pit who's boss
Unlocked 28 Dec, 2021 @ 3:47pm

Preservation of Mass

Break the rules in Test Chamber 07
Unlocked 27 Dec, 2021 @ 8:00am

Pturretdactyl

Use an Aerial Faith Plate to launch a turret
Unlocked 27 Dec, 2021 @ 8:12am

Final Transmission

Find the hidden signal in one of the Rat Man's dens
Unlocked 27 Dec, 2021 @ 8:25am

Good Listener

Take GLaDOS' escape advice
Unlocked 27 Dec, 2021 @ 8:51am

Scanned Alone

Stand in a defective turret detector
Unlocked 26 Dec, 2021 @ 10:24am

No Hard Feelings

Save a turret from redemption
Unlocked 26 Dec, 2021 @ 10:22am

Schrodinger's Catch

Catch a blue-painted box before it touches the ground
Unlocked 28 Dec, 2021 @ 2:38pm

Ship Overboard

Discover the missing experiment
Unlocked 28 Dec, 2021 @ 2:42pm

Door Prize

Examine all the vitrified test chamber doors
Unlocked 28 Dec, 2021 @ 2:42pm

Portrait of a Lady

Find a hidden portrait
Unlocked 28 Dec, 2021 @ 2:47pm

You Made Your Point

Refuse to solve the first test in Chapter 8
Unlocked 28 Dec, 2021 @ 2:55pm

Smash TV

Break 11 test chamber monitors
Unlocked 28 Dec, 2021 @ 3:44pm

High Five

Celebrate your cooperative calibration success
Unlocked 2 Feb, 2022 @ 9:46pm

Team Building

Complete all test chambers in the Team Building co-op course
Unlocked 2 Feb, 2022 @ 10:05pm

Confidence Building

Complete all test chambers in the Mass and Velocity co-op course
Unlocked 2 Feb, 2022 @ 10:41pm

Bridge Building

Complete all test chambers in the Hard-Light Surfaces co-op course
Unlocked 2 Feb, 2022 @ 11:37pm

Obstacle Building

Complete all test chambers in the Excursion Funnels co-op course
Unlocked 3 Feb, 2022 @ 6:18am

You Saved Science

Complete all test chambers in all courses of co-op
Unlocked 3 Feb, 2022 @ 8:24am

Iron Grip

Never lose a cube in Chamber 6 of the Mass and Velocity co-op course
Unlocked 4 Feb, 2022 @ 8:01am

Gesticul-8

Perform all 8 gestures of your own volition in co-op
Unlocked 3 Feb, 2022 @ 12:05am

Can't Touch This

Dance in front of a turret blocked by a hard light bridge in co-op
Unlocked 2 Feb, 2022 @ 11:18pm

Empty Gesture

Drop your co-op partner in goo while they are gesturing by removing the bridge under them
Unlocked 2 Feb, 2022 @ 10:48pm

Party of Three

Find the hidden companion cube in co-op test chamber
Unlocked 3 Feb, 2022 @ 6:15am

Narbacular Drop

Place a portal under your co-op partner while they are gesturing
Unlocked 2 Feb, 2022 @ 10:08pm

Professor Portal

After completing co-op, complete Calibration Course online with a friend who hasn’t played before
Unlocked 11 Feb, 2022 @ 8:42am

Air Show

Perform 2 aerial gestures before touching the ground in co-op
Unlocked 2 Feb, 2022 @ 10:37pm

Portal Conservation Society

Complete Chamber 3 in the Hard-Light Surfaces co-op course using only 5 total portal placements
Unlocked 4 Feb, 2022 @ 8:51am

Four Ring Circus

Enter 4 different portals without touching the ground in co-op
Unlocked 4 Feb, 2022 @ 7:47am

Triple Crown

Solve 3 co-op chambers in the Mass and Velocity course in under 60 seconds each
Unlocked 4 Feb, 2022 @ 8:15am

Still Alive

Complete Course 4 with neither you nor your co-op partner dying
Unlocked 4 Feb, 2022 @ 10:32am

Asking for Trouble

Taunt GLaDOS in front of a camera in each of the five co-op courses
Unlocked 3 Feb, 2022 @ 6:54am

Rock Portal Scissors

Win 3 co-op games of rock-paper-scissors in a row
Unlocked 2 Feb, 2022 @ 10:46pm

Friends List With Benefits

While playing co-op, hug 3 different people on your friends list
Unlocked 11 Feb, 2022 @ 9:15am

Talent Show

Never lose a cube in Chamber 6 of the Mobility Gels co-op course
Unlocked 4 Feb, 2022 @ 8:20am