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39 of 51 (76%) Achievements Earned::

Personal Achievements
 

Wake Up Call

Survive the manual override
Unlocked 10 Jul, 2019 @ 10:20am

You Monster

Reunite with GLaDOS
Unlocked 10 Jul, 2019 @ 10:41am

Undiscouraged

Complete the first Thermal Discouragement Beam test
Unlocked 10 Jul, 2019 @ 10:44am

Bridge Over Troubling Water

Complete the first Hard Light Bridge test
Unlocked 12 Jul, 2019 @ 3:59am

SaBOTour

Make a break for it
Unlocked 12 Jul, 2019 @ 5:18am

Stalemate Associate

Press the button!
Unlocked 12 Jul, 2019 @ 5:37am

Tater Tote

Carry science forward
Unlocked 12 Jul, 2019 @ 7:52am

Vertically Unchallenged

Master the Repulsion Gel
Unlocked 12 Jul, 2019 @ 6:01am

Stranger Than Friction

Master the Propulsion Gel
Unlocked 12 Jul, 2019 @ 8:01am

White Out

Complete the first Conversion Gel test
Unlocked 12 Jul, 2019 @ 8:07am

Tunnel of Funnel

Master the Excursion Funnel
Unlocked 12 Jul, 2019 @ 9:05am

Dual Pit Experiment

Do the same test twice
Unlocked 12 Jul, 2019 @ 8:38am

The Part Where He Kills You

This is that part
Unlocked 12 Jul, 2019 @ 9:10am

Lunacy

That just happened
Unlocked 12 Jul, 2019 @ 9:26am

Drop Box

Place a cube on a button without touching the cube
Unlocked 10 Jul, 2019 @ 11:02am

Pit Boss

Show that pit who's boss
Unlocked 12 Jul, 2019 @ 9:26am

Preservation of Mass

Break the rules in Test Chamber 07
Unlocked 12 Jul, 2019 @ 3:48am

Final Transmission

Find the hidden signal in one of the Rat Man's dens
Unlocked 10 Jul, 2019 @ 10:54am

Scanned Alone

Stand in a defective turret detector
Unlocked 12 Jul, 2019 @ 5:27am

No Hard Feelings

Save a turret from redemption
Unlocked 12 Jul, 2019 @ 5:24am

Schrodinger's Catch

Catch a blue-painted box before it touches the ground
Unlocked 12 Jul, 2019 @ 7:47am

Ship Overboard

Discover the missing experiment
Unlocked 12 Jul, 2019 @ 7:52am

Portrait of a Lady

Find a hidden portrait
Unlocked 12 Jul, 2019 @ 7:56am

You Made Your Point

Refuse to solve the first test in Chapter 8
Unlocked 12 Jul, 2019 @ 8:21am

High Five

Celebrate your cooperative calibration success
Unlocked 19 Jul, 2021 @ 5:21am

Team Building

Complete all test chambers in the Team Building co-op course
Unlocked 19 Jul, 2021 @ 1:29pm

Confidence Building

Complete all test chambers in the Mass and Velocity co-op course
Unlocked 19 Jul, 2021 @ 1:55pm

Bridge Building

Complete all test chambers in the Hard-Light Surfaces co-op course
Unlocked 19 Jul, 2021 @ 2:30pm

Obstacle Building

Complete all test chambers in the Excursion Funnels co-op course
Unlocked 19 Jul, 2021 @ 3:14pm

You Saved Science

Complete all test chambers in all courses of co-op
Unlocked 19 Jul, 2021 @ 4:17pm

Gesticul-8

Perform all 8 gestures of your own volition in co-op
Unlocked 19 Jul, 2021 @ 2:47pm

Can't Touch This

Dance in front of a turret blocked by a hard light bridge in co-op
Unlocked 19 Jul, 2021 @ 3:06pm

Narbacular Drop

Place a portal under your co-op partner while they are gesturing
Unlocked 16 Mar @ 2:18pm

Professor Portal

After completing co-op, complete Calibration Course online with a friend who hasn’t played before
Unlocked 8 Oct, 2022 @ 8:47am

Air Show

Perform 2 aerial gestures before touching the ground in co-op
Unlocked 19 Jul, 2021 @ 2:40pm

Four Ring Circus

Enter 4 different portals without touching the ground in co-op
Unlocked 19 Jul, 2021 @ 3:24pm

Asking for Trouble

Taunt GLaDOS in front of a camera in each of the five co-op courses
Unlocked 8 Oct, 2022 @ 8:52am

Rock Portal Scissors

Win 3 co-op games of rock-paper-scissors in a row
Unlocked 16 Mar @ 2:00pm

Friends List With Benefits

While playing co-op, hug 3 different people on your friends list
Unlocked 19 Mar @ 3:56pm



Overclocker

Complete Test Chamber 10 in 70 seconds

Pturretdactyl

Use an Aerial Faith Plate to launch a turret

Good Listener

Take GLaDOS' escape advice

Door Prize

Examine all the vitrified test chamber doors

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

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

Talent Show

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