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39 of 51 (76%) Achievements Earned::

Personal Achievements
 

Wake Up Call

Survive the manual override
Unlocked 26 Nov, 2017 @ 1:29pm

You Monster

Reunite with GLaDOS
Unlocked 26 Nov, 2017 @ 1:52pm

Undiscouraged

Complete the first Thermal Discouragement Beam test
Unlocked 26 Nov, 2017 @ 2:00pm

Bridge Over Troubling Water

Complete the first Hard Light Bridge test
Unlocked 26 Nov, 2017 @ 3:07pm

SaBOTour

Make a break for it
Unlocked 27 Nov, 2017 @ 4:15am

Stalemate Associate

Press the button!
Unlocked 27 Nov, 2017 @ 4:55am

Tater Tote

Carry science forward
Unlocked 27 Nov, 2017 @ 6:10am

Vertically Unchallenged

Master the Repulsion Gel
Unlocked 27 Nov, 2017 @ 5:44am

Stranger Than Friction

Master the Propulsion Gel
Unlocked 29 Nov, 2017 @ 2:52am

White Out

Complete the first Conversion Gel test
Unlocked 29 Nov, 2017 @ 3:17am

Tunnel of Funnel

Master the Excursion Funnel
Unlocked 29 Nov, 2017 @ 6:11am

Dual Pit Experiment

Do the same test twice
Unlocked 29 Nov, 2017 @ 4:07am

The Part Where He Kills You

This is that part
Unlocked 29 Nov, 2017 @ 6:25am

Lunacy

That just happened
Unlocked 29 Nov, 2017 @ 7:19am

Drop Box

Place a cube on a button without touching the cube
Unlocked 26 Apr, 2018 @ 10:45am

Pit Boss

Show that pit who's boss
Unlocked 30 Nov, 2017 @ 8:44am

Preservation of Mass

Break the rules in Test Chamber 07
Unlocked 17 May, 2019 @ 1:24pm

Final Transmission

Find the hidden signal in one of the Rat Man's dens
Unlocked 30 Nov, 2017 @ 9:38am

Good Listener

Take GLaDOS' escape advice
Unlocked 30 Nov, 2017 @ 8:57am

Scanned Alone

Stand in a defective turret detector
Unlocked 10 Apr, 2019 @ 9:14am

No Hard Feelings

Save a turret from redemption
Unlocked 10 Apr, 2019 @ 9:11am

Ship Overboard

Discover the missing experiment
Unlocked 17 Jun @ 8:24am

Door Prize

Examine all the vitrified test chamber doors
Unlocked 17 Jun @ 8:24am

Portrait of a Lady

Find a hidden portrait
Unlocked 12 Apr, 2019 @ 2:59pm

You Made Your Point

Refuse to solve the first test in Chapter 8
Unlocked 30 Nov, 2017 @ 9:02am

High Five

Celebrate your cooperative calibration success
Unlocked 24 Dec, 2017 @ 5:59am

Team Building

Complete all test chambers in the Team Building co-op course
Unlocked 24 Dec, 2017 @ 9:41am

Confidence Building

Complete all test chambers in the Mass and Velocity co-op course
Unlocked 28 Dec, 2017 @ 8:12am

Bridge Building

Complete all test chambers in the Hard-Light Surfaces co-op course
Unlocked 4 Jan, 2018 @ 1:04pm

Obstacle Building

Complete all test chambers in the Excursion Funnels co-op course
Unlocked 29 Aug, 2023 @ 7:50am

You Saved Science

Complete all test chambers in all courses of co-op
Unlocked 10 Sep, 2023 @ 12:03pm

Gesticul-8

Perform all 8 gestures of your own volition in co-op
Unlocked 27 Aug, 2023 @ 3:00pm

Can't Touch This

Dance in front of a turret blocked by a hard light bridge in co-op
Unlocked 29 Aug, 2023 @ 7:40am

Empty Gesture

Drop your co-op partner in goo while they are gesturing by removing the bridge under them
Unlocked 7 Aug @ 7:35am

Professor Portal

After completing co-op, complete Calibration Course online with a friend who hasn’t played before
Unlocked 7 Aug @ 5:54am

Air Show

Perform 2 aerial gestures before touching the ground in co-op
Unlocked 24 Dec, 2017 @ 9:46am

Asking for Trouble

Taunt GLaDOS in front of a camera in each of the five co-op courses
Unlocked 10 Sep, 2023 @ 12:01pm

Rock Portal Scissors

Win 3 co-op games of rock-paper-scissors in a row
Unlocked 7 Aug @ 6:13am

Friends List With Benefits

While playing co-op, hug 3 different people on your friends list
Unlocked 10 Nov @ 11:22am



Overclocker

Complete Test Chamber 10 in 70 seconds

Pturretdactyl

Use an Aerial Faith Plate to launch a turret

Schrodinger's Catch

Catch a blue-painted box before it touches the ground

Smash TV

Break 11 test chamber monitors

Iron Grip

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

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

Four Ring Circus

Enter 4 different portals without touching the ground in co-op

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

Talent Show

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