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46 of 51 (90%) Achievements Earned::

Personal Achievements
 

Wake Up Call

Survive the manual override
Unlocked 1 Jan, 2016 @ 8:38am

You Monster

Reunite with GLaDOS
Unlocked 1 Jan, 2016 @ 12:48pm

Undiscouraged

Complete the first Thermal Discouragement Beam test
Unlocked 1 Jan, 2016 @ 12:52pm

Bridge Over Troubling Water

Complete the first Hard Light Bridge test
Unlocked 1 Jan, 2016 @ 2:10pm

SaBOTour

Make a break for it
Unlocked 1 Jan, 2016 @ 3:06pm

Stalemate Associate

Press the button!
Unlocked 1 Jan, 2016 @ 3:37pm

Tater Tote

Carry science forward
Unlocked 1 Jan, 2016 @ 5:30pm

Vertically Unchallenged

Master the Repulsion Gel
Unlocked 1 Jan, 2016 @ 4:47pm

Stranger Than Friction

Master the Propulsion Gel
Unlocked 1 Jan, 2016 @ 6:04pm

White Out

Complete the first Conversion Gel test
Unlocked 1 Jan, 2016 @ 6:14pm

Tunnel of Funnel

Master the Excursion Funnel
Unlocked 2 Jan, 2016 @ 1:18pm

Dual Pit Experiment

Do the same test twice
Unlocked 2 Jan, 2016 @ 10:19am

The Part Where He Kills You

This is that part
Unlocked 2 Jan, 2016 @ 1:39pm

Lunacy

That just happened
Unlocked 2 Jan, 2016 @ 2:19pm

Drop Box

Place a cube on a button without touching the cube
Unlocked 1 Jan, 2016 @ 1:00pm

Overclocker

Complete Test Chamber 10 in 70 seconds
Unlocked 13 Feb, 2016 @ 9:10am

Pit Boss

Show that pit who's boss
Unlocked 19 Jan, 2016 @ 5:45pm

Preservation of Mass

Break the rules in Test Chamber 07
Unlocked 19 Jan, 2016 @ 6:04pm

Pturretdactyl

Use an Aerial Faith Plate to launch a turret
Unlocked 13 Feb, 2016 @ 9:30am

Final Transmission

Find the hidden signal in one of the Rat Man's dens
Unlocked 19 Jan, 2016 @ 6:32pm

Good Listener

Take GLaDOS' escape advice
Unlocked 19 Jan, 2016 @ 6:50pm

Scanned Alone

Stand in a defective turret detector
Unlocked 1 Jan, 2016 @ 3:19pm

No Hard Feelings

Save a turret from redemption
Unlocked 1 Jan, 2016 @ 3:15pm

Schrodinger's Catch

Catch a blue-painted box before it touches the ground
Unlocked 25 Nov, 2016 @ 11:04am

Ship Overboard

Discover the missing experiment
Unlocked 14 Feb, 2016 @ 4:01pm

Door Prize

Examine all the vitrified test chamber doors
Unlocked 25 Nov, 2016 @ 11:18am

Portrait of a Lady

Find a hidden portrait
Unlocked 19 Jan, 2016 @ 5:17pm

You Made Your Point

Refuse to solve the first test in Chapter 8
Unlocked 25 Nov, 2016 @ 11:27am

Smash TV

Break 11 test chamber monitors
Unlocked 25 Nov, 2016 @ 1:11pm

High Five

Celebrate your cooperative calibration success
Unlocked 31 Dec, 2015 @ 9:39pm

Team Building

Complete all test chambers in the Team Building co-op course
Unlocked 31 Dec, 2015 @ 9:58pm

Confidence Building

Complete all test chambers in the Mass and Velocity co-op course
Unlocked 31 Dec, 2015 @ 11:03pm

Bridge Building

Complete all test chambers in the Hard-Light Surfaces co-op course
Unlocked 1 Jan, 2016 @ 9:51am

Obstacle Building

Complete all test chambers in the Excursion Funnels co-op course
Unlocked 1 Jan, 2016 @ 10:59am

You Saved Science

Complete all test chambers in all courses of co-op
Unlocked 13 Oct, 2018 @ 5:23pm

Gesticul-8

Perform all 8 gestures of your own volition in co-op
Unlocked 1 Jan, 2016 @ 10:22am

Can't Touch This

Dance in front of a turret blocked by a hard light bridge in co-op
Unlocked 10 Feb, 2016 @ 9:33am

Empty Gesture

Drop your co-op partner in goo while they are gesturing by removing the bridge under them
Unlocked 25 Dec, 2021 @ 1:36am

Party of Three

Find the hidden companion cube in co-op test chamber
Unlocked 27 Dec, 2021 @ 7:42pm

Narbacular Drop

Place a portal under your co-op partner while they are gesturing
Unlocked 23 Jun, 2018 @ 8:13pm

Professor Portal

After completing co-op, complete Calibration Course online with a friend who hasn’t played before
Unlocked 25 Dec, 2021 @ 12:27am

Air Show

Perform 2 aerial gestures before touching the ground in co-op
Unlocked 31 Dec, 2015 @ 10:03pm

Still Alive

Complete Course 4 with neither you nor your co-op partner dying
Unlocked 27 Dec, 2021 @ 8:09pm

Asking for Trouble

Taunt GLaDOS in front of a camera in each of the five co-op courses
Unlocked 25 Dec, 2021 @ 12:30am

Rock Portal Scissors

Win 3 co-op games of rock-paper-scissors in a row
Unlocked 27 Nov, 2016 @ 10:08am

Friends List With Benefits

While playing co-op, hug 3 different people on your friends list
Unlocked 23 Jun, 2018 @ 8:58am



Iron Grip

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

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

Talent Show

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