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28 of 51 (55%) Achievements Earned::

Personal Achievements
 

Wake Up Call

Survive the manual override
Unlocked 30 Nov, 2015 @ 7:21am

You Monster

Reunite with GLaDOS
Unlocked 30 Nov, 2015 @ 7:46am

Undiscouraged

Complete the first Thermal Discouragement Beam test
Unlocked 30 Nov, 2015 @ 7:52am

Bridge Over Troubling Water

Complete the first Hard Light Bridge test
Unlocked 3 Dec, 2015 @ 6:14am

SaBOTour

Make a break for it
Unlocked 10 Dec, 2015 @ 9:39am

Stalemate Associate

Press the button!
Unlocked 10 Dec, 2015 @ 10:14am

Tater Tote

Carry science forward
Unlocked 15 Dec, 2015 @ 9:15am

Vertically Unchallenged

Master the Repulsion Gel
Unlocked 13 Dec, 2015 @ 4:04am

Stranger Than Friction

Master the Propulsion Gel
Unlocked 15 Dec, 2015 @ 11:22am

White Out

Complete the first Conversion Gel test
Unlocked 19 Mar, 2016 @ 10:54am

Tunnel of Funnel

Master the Excursion Funnel
Unlocked 13 Jun, 2016 @ 7:48am

Dual Pit Experiment

Do the same test twice
Unlocked 19 Mar, 2016 @ 11:30am

The Part Where He Kills You

This is that part
Unlocked 13 Jun, 2016 @ 8:02am

Lunacy

That just happened
Unlocked 13 Jun, 2016 @ 8:39am

Preservation of Mass

Break the rules in Test Chamber 07
Unlocked 16 May, 2020 @ 9:39am

Scanned Alone

Stand in a defective turret detector
Unlocked 10 Dec, 2015 @ 9:56am

Schrodinger's Catch

Catch a blue-painted box before it touches the ground
Unlocked 19 May, 2020 @ 7:27am

Portrait of a Lady

Find a hidden portrait
Unlocked 19 May, 2020 @ 7:47am

High Five

Celebrate your cooperative calibration success
Unlocked 14 Jul, 2017 @ 10:41am

Team Building

Complete all test chambers in the Team Building co-op course
Unlocked 14 Jul, 2017 @ 11:00am

Confidence Building

Complete all test chambers in the Mass and Velocity co-op course
Unlocked 14 Jul, 2017 @ 3:16pm

Bridge Building

Complete all test chambers in the Hard-Light Surfaces co-op course
Unlocked 15 Jul, 2017 @ 7:57am

Obstacle Building

Complete all test chambers in the Excursion Funnels co-op course
Unlocked 15 Jul, 2017 @ 4:21pm

You Saved Science

Complete all test chambers in all courses of co-op
Unlocked 20 Jul, 2017 @ 2:28pm

Gesticul-8

Perform all 8 gestures of your own volition in co-op
Unlocked 15 Jul, 2017 @ 8:19am

Professor Portal

After completing co-op, complete Calibration Course online with a friend who hasn’t played before
Unlocked 23 May, 2020 @ 8:33am

Air Show

Perform 2 aerial gestures before touching the ground in co-op
Unlocked 14 Jul, 2017 @ 11:12am

Asking for Trouble

Taunt GLaDOS in front of a camera in each of the five co-op courses
Unlocked 20 Jul, 2017 @ 2:26pm



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

Pturretdactyl

Use an Aerial Faith Plate to launch a turret

Final Transmission

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

Good Listener

Take GLaDOS' escape advice

No Hard Feelings

Save a turret from redemption

Ship Overboard

Discover the missing experiment

Door Prize

Examine all the vitrified test chamber doors

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

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

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

Rock Portal Scissors

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

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