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37 of 51 (73%) Achievements Earned::

Personal Achievements
 

Wake Up Call

Survive the manual override
Unlocked 5 Jun, 2013 @ 10:15am

You Monster

Reunite with GLaDOS
Unlocked 5 Jun, 2013 @ 10:36am

Undiscouraged

Complete the first Thermal Discouragement Beam test
Unlocked 5 Jun, 2013 @ 10:44am

Bridge Over Troubling Water

Complete the first Hard Light Bridge test
Unlocked 6 Jun, 2013 @ 10:27am

SaBOTour

Make a break for it
Unlocked 6 Jun, 2013 @ 10:27am

Stalemate Associate

Press the button!
Unlocked 6 Jun, 2013 @ 10:27am

Tater Tote

Carry science forward
Unlocked 6 Jun, 2013 @ 11:04am

Vertically Unchallenged

Master the Repulsion Gel
Unlocked 6 Jun, 2013 @ 10:51am

Stranger Than Friction

Master the Propulsion Gel
Unlocked 6 Jun, 2013 @ 11:16am

White Out

Complete the first Conversion Gel test
Unlocked 6 Jun, 2013 @ 11:30am

Tunnel of Funnel

Master the Excursion Funnel
Unlocked 8 Jun, 2013 @ 11:52pm

Dual Pit Experiment

Do the same test twice
Unlocked 6 Jun, 2013 @ 11:54am

The Part Where He Kills You

This is that part
Unlocked 8 Jun, 2013 @ 11:59pm

Lunacy

That just happened
Unlocked 9 Jun, 2013 @ 12:22am

Drop Box

Place a cube on a button without touching the cube
Unlocked 15 Jun, 2013 @ 12:21pm

Preservation of Mass

Break the rules in Test Chamber 07
Unlocked 2 Dec, 2019 @ 6:25pm

Good Listener

Take GLaDOS' escape advice
Unlocked 6 Jun, 2013 @ 10:27am

No Hard Feelings

Save a turret from redemption
Unlocked 6 Jun, 2013 @ 10:27am

High Five

Celebrate your cooperative calibration success
Unlocked 6 Jun, 2013 @ 12:23pm

Team Building

Complete all test chambers in the Team Building co-op course
Unlocked 6 Jun, 2013 @ 10:19pm

Confidence Building

Complete all test chambers in the Mass and Velocity co-op course
Unlocked 11 Jun, 2013 @ 7:26pm

Bridge Building

Complete all test chambers in the Hard-Light Surfaces co-op course
Unlocked 13 Jun, 2013 @ 8:21pm

Obstacle Building

Complete all test chambers in the Excursion Funnels co-op course
Unlocked 12 Jun, 2013 @ 10:59pm

You Saved Science

Complete all test chambers in all courses of co-op
Unlocked 13 Jun, 2013 @ 8:21pm

Iron Grip

Never lose a cube in Chamber 6 of the Mass and Velocity co-op course
Unlocked 15 Jan, 2021 @ 5:52pm

Gesticul-8

Perform all 8 gestures of your own volition in co-op
Unlocked 12 Jun, 2013 @ 10:24pm

Can't Touch This

Dance in front of a turret blocked by a hard light bridge in co-op
Unlocked 12 Jun, 2013 @ 10:46pm

Empty Gesture

Drop your co-op partner in goo while they are gesturing by removing the bridge under them
Unlocked 15 Jan, 2021 @ 5:55pm

Party of Three

Find the hidden companion cube in co-op test chamber
Unlocked 15 Jan, 2021 @ 6:16pm

Narbacular Drop

Place a portal under your co-op partner while they are gesturing
Unlocked 15 Jan, 2021 @ 5:48pm

Air Show

Perform 2 aerial gestures before touching the ground in co-op
Unlocked 6 Jun, 2013 @ 10:26pm

Portal Conservation Society

Complete Chamber 3 in the Hard-Light Surfaces co-op course using only 5 total portal placements
Unlocked 15 Jan, 2021 @ 6:01pm

Four Ring Circus

Enter 4 different portals without touching the ground in co-op
Unlocked 15 Jan, 2021 @ 6:05pm

Triple Crown

Solve 3 co-op chambers in the Mass and Velocity course in under 60 seconds each
Unlocked 16 Aug, 2014 @ 7:40am

Still Alive

Complete Course 4 with neither you nor your co-op partner dying
Unlocked 15 Jan, 2021 @ 7:08pm

Asking for Trouble

Taunt GLaDOS in front of a camera in each of the five co-op courses
Unlocked 12 Jun, 2013 @ 9:54pm

Talent Show

Never lose a cube in Chamber 6 of the Mobility Gels co-op course
Unlocked 15 Jan, 2021 @ 6:10pm



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

Scanned Alone

Stand in a defective turret detector

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

Professor Portal

After completing co-op, complete Calibration Course online with a friend who hasn’t played before

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