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36 of 51 (71%) Achievements Earned::

Personal Achievements
 

Wake Up Call

Survive the manual override
Unlocked 24 Jun, 2018 @ 9:18pm

You Monster

Reunite with GLaDOS
Unlocked 24 Jun, 2018 @ 9:48pm

Undiscouraged

Complete the first Thermal Discouragement Beam test
Unlocked 24 Jun, 2018 @ 9:53pm

Bridge Over Troubling Water

Complete the first Hard Light Bridge test
Unlocked 25 Jun, 2018 @ 1:00am

SaBOTour

Make a break for it
Unlocked 25 Jun, 2018 @ 4:43am

Stalemate Associate

Press the button!
Unlocked 25 Jun, 2018 @ 8:28am

Tater Tote

Carry science forward
Unlocked 25 Jun, 2018 @ 10:14am

Vertically Unchallenged

Master the Repulsion Gel
Unlocked 25 Jun, 2018 @ 9:32am

Stranger Than Friction

Master the Propulsion Gel
Unlocked 25 Jun, 2018 @ 10:45am

White Out

Complete the first Conversion Gel test
Unlocked 25 Jun, 2018 @ 11:13am

Tunnel of Funnel

Master the Excursion Funnel
Unlocked 26 Jun, 2018 @ 1:13am

Dual Pit Experiment

Do the same test twice
Unlocked 25 Jun, 2018 @ 9:53pm

The Part Where He Kills You

This is that part
Unlocked 30 Jun, 2018 @ 4:38am

Lunacy

That just happened
Unlocked 25 Mar, 2021 @ 12:49am

Drop Box

Place a cube on a button without touching the cube
Unlocked 24 Jun, 2018 @ 10:16pm

Overclocker

Complete Test Chamber 10 in 70 seconds
Unlocked 1 May, 2021 @ 2:51am

Preservation of Mass

Break the rules in Test Chamber 07
Unlocked 22 Jan, 2021 @ 11:23pm

Pturretdactyl

Use an Aerial Faith Plate to launch a turret
Unlocked 15 Apr, 2022 @ 3:33pm

Good Listener

Take GLaDOS' escape advice
Unlocked 25 Jun, 2018 @ 4:43am

Scanned Alone

Stand in a defective turret detector
Unlocked 25 Jun, 2018 @ 8:01am

No Hard Feelings

Save a turret from redemption
Unlocked 25 Jun, 2018 @ 7:54am

Schrodinger's Catch

Catch a blue-painted box before it touches the ground
Unlocked 25 Jun, 2018 @ 9:54am

High Five

Celebrate your cooperative calibration success
Unlocked 26 Jun, 2018 @ 6:11am

Team Building

Complete all test chambers in the Team Building co-op course
Unlocked 26 Jun, 2018 @ 6:37am

Confidence Building

Complete all test chambers in the Mass and Velocity co-op course
Unlocked 26 Jun, 2018 @ 8:08am

Bridge Building

Complete all test chambers in the Hard-Light Surfaces co-op course
Unlocked 29 Jun, 2018 @ 10:09pm

Obstacle Building

Complete all test chambers in the Excursion Funnels co-op course
Unlocked 26 Feb, 2022 @ 12:59pm

You Saved Science

Complete all test chambers in all courses of co-op
Unlocked 27 Feb, 2022 @ 4:32am

Iron Grip

Never lose a cube in Chamber 6 of the Mass and Velocity co-op course
Unlocked 27 Feb, 2022 @ 5:51am

Gesticul-8

Perform all 8 gestures of your own volition in co-op
Unlocked 4 Jul, 2018 @ 5:37am

Air Show

Perform 2 aerial gestures before touching the ground in co-op
Unlocked 26 Jun, 2018 @ 6:42am

Four Ring Circus

Enter 4 different portals without touching the ground in co-op
Unlocked 8 Dec, 2021 @ 11:12am

Triple Crown

Solve 3 co-op chambers in the Mass and Velocity course in under 60 seconds each
Unlocked 27 Aug, 2021 @ 1:53pm

Asking for Trouble

Taunt GLaDOS in front of a camera in each of the five co-op courses
Unlocked 26 Feb, 2022 @ 1:17pm

Friends List With Benefits

While playing co-op, hug 3 different people on your friends list
Unlocked 25 Mar, 2021 @ 4:14am

Talent Show

Never lose a cube in Chamber 6 of the Mobility Gels co-op course
Unlocked 2 Mar, 2022 @ 9:33am



Pit Boss

Show that pit who's boss

Final Transmission

Find the hidden signal in one of the Rat Man's dens

Ship Overboard

Discover the missing experiment

Door Prize

Examine all the vitrified test chamber doors

Portrait of a Lady

Find a hidden portrait

You Made Your Point

Refuse to solve the first test in Chapter 8

Smash TV

Break 11 test chamber monitors

Can't Touch This

Dance in front of a turret blocked by a hard light bridge in co-op

Empty Gesture

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

Party of Three

Find the hidden companion cube in co-op test chamber

Narbacular Drop

Place a portal under your co-op partner while they are gesturing

Professor Portal

After completing co-op, complete Calibration Course online with a friend who hasn’t played before

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

Rock Portal Scissors

Win 3 co-op games of rock-paper-scissors in a row