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29 of 51 (57%) Achievements Earned::

Personal Achievements
 

Wake Up Call

Survive the manual override
Unlocked 27 Jun, 2017 @ 3:02am

You Monster

Reunite with GLaDOS
Unlocked 27 Jun, 2017 @ 3:26am

Undiscouraged

Complete the first Thermal Discouragement Beam test
Unlocked 27 Jun, 2017 @ 8:03am

Bridge Over Troubling Water

Complete the first Hard Light Bridge test
Unlocked 28 Jun, 2017 @ 7:26am

SaBOTour

Make a break for it
Unlocked 25 Jan, 2018 @ 6:48am

Stalemate Associate

Press the button!
Unlocked 25 Jan, 2018 @ 7:22am

Tater Tote

Carry science forward
Unlocked 1 Jan, 2021 @ 12:14am

Stranger Than Friction

Master the Propulsion Gel
Unlocked 1 Jan, 2021 @ 12:31am

White Out

Complete the first Conversion Gel test
Unlocked 1 Jan, 2021 @ 2:04am

Tunnel of Funnel

Master the Excursion Funnel
Unlocked 1 Jan, 2021 @ 3:55am

Dual Pit Experiment

Do the same test twice
Unlocked 1 Jan, 2021 @ 2:59am

The Part Where He Kills You

This is that part
Unlocked 1 Jan, 2021 @ 4:09am

Lunacy

That just happened
Unlocked 1 Jan, 2021 @ 4:45am

Good Listener

Take GLaDOS' escape advice
Unlocked 25 Jan, 2018 @ 6:49am

Scanned Alone

Stand in a defective turret detector
Unlocked 25 Jan, 2018 @ 7:02am

No Hard Feelings

Save a turret from redemption
Unlocked 25 Jan, 2018 @ 7:00am

High Five

Celebrate your cooperative calibration success
Unlocked 27 Jun, 2017 @ 9:00am

Team Building

Complete all test chambers in the Team Building co-op course
Unlocked 29 Jun, 2017 @ 3:46am

Confidence Building

Complete all test chambers in the Mass and Velocity co-op course
Unlocked 1 Jul, 2017 @ 12:39am

Bridge Building

Complete all test chambers in the Hard-Light Surfaces co-op course
Unlocked 2 Feb, 2018 @ 3:32am

Obstacle Building

Complete all test chambers in the Excursion Funnels co-op course
Unlocked 4 Feb, 2018 @ 8:05am

You Saved Science

Complete all test chambers in all courses of co-op
Unlocked 4 Feb, 2018 @ 9:46am

Gesticul-8

Perform all 8 gestures of your own volition in co-op
Unlocked 2 Feb, 2018 @ 4:25am

Can't Touch This

Dance in front of a turret blocked by a hard light bridge in co-op
Unlocked 1 Jul, 2017 @ 11:54pm

Professor Portal

After completing co-op, complete Calibration Course online with a friend who hasn’t played before
Unlocked 8 Jul, 2022 @ 6:46am

Air Show

Perform 2 aerial gestures before touching the ground in co-op
Unlocked 29 Jun, 2017 @ 4:29am

Four Ring Circus

Enter 4 different portals without touching the ground in co-op
Unlocked 4 Feb, 2018 @ 8:45am

Asking for Trouble

Taunt GLaDOS in front of a camera in each of the five co-op courses
Unlocked 4 Feb, 2018 @ 8:12am

Rock Portal Scissors

Win 3 co-op games of rock-paper-scissors in a row
Unlocked 29 Jun, 2017 @ 3:23am



Vertically Unchallenged

Master the Repulsion Gel

Drop Box

Place a cube on a button without touching the cube

Overclocker

Complete Test Chamber 10 in 70 seconds

Pit Boss

Show that pit who's boss

Preservation of Mass

Break the rules in Test Chamber 07

Pturretdactyl

Use an Aerial Faith Plate to launch a turret

Final Transmission

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

Schrodinger's Catch

Catch a blue-painted box before it touches the ground

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

Iron Grip

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

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

Portal Conservation Society

Complete Chamber 3 in the Hard-Light Surfaces co-op course using only 5 total portal placements

Triple Crown

Solve 3 co-op chambers in the Mass and Velocity course in under 60 seconds each

Still Alive

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

Friends List With Benefits

While playing co-op, hug 3 different people on your friends list

Talent Show

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