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47 of 51 (92%) Achievements Earned::

Personal Achievements
 

Wake Up Call

Survive the manual override
Unlocked 18 Apr, 2011 @ 11:54pm

You Monster

Reunite with GLaDOS
Unlocked 19 Apr, 2011 @ 12:28am

Undiscouraged

Complete the first Thermal Discouragement Beam test
Unlocked 19 Apr, 2011 @ 12:34am

Bridge Over Troubling Water

Complete the first Hard Light Bridge test
Unlocked 19 Apr, 2011 @ 1:19am

SaBOTour

Make a break for it
Unlocked 19 Apr, 2011 @ 1:12pm

Stalemate Associate

Press the button!
Unlocked 19 Apr, 2011 @ 1:58pm

Tater Tote

Carry science forward
Unlocked 20 Apr, 2011 @ 7:16pm

Vertically Unchallenged

Master the Repulsion Gel
Unlocked 20 Apr, 2011 @ 6:38pm

Stranger Than Friction

Master the Propulsion Gel
Unlocked 20 Apr, 2011 @ 7:42pm

White Out

Complete the first Conversion Gel test
Unlocked 21 Apr, 2011 @ 10:50am

Tunnel of Funnel

Master the Excursion Funnel
Unlocked 21 Apr, 2011 @ 1:04pm

Dual Pit Experiment

Do the same test twice
Unlocked 21 Apr, 2011 @ 11:39am

The Part Where He Kills You

This is that part
Unlocked 21 Apr, 2011 @ 2:03pm

Lunacy

That just happened
Unlocked 21 Apr, 2011 @ 2:58pm

Drop Box

Place a cube on a button without touching the cube
Unlocked 20 Nov, 2013 @ 9:59pm

Overclocker

Complete Test Chamber 10 in 70 seconds
Unlocked 29 Nov, 2023 @ 8:25pm

Pit Boss

Show that pit who's boss
Unlocked 21 Apr, 2011 @ 2:06pm

Preservation of Mass

Break the rules in Test Chamber 07
Unlocked 19 Apr, 2011 @ 12:58am

Pturretdactyl

Use an Aerial Faith Plate to launch a turret
Unlocked 26 Nov, 2013 @ 7:38pm

Final Transmission

Find the hidden signal in one of the Rat Man's dens
Unlocked 14 Nov, 2023 @ 11:10pm

Good Listener

Take GLaDOS' escape advice
Unlocked 19 Apr, 2011 @ 1:13pm

Scanned Alone

Stand in a defective turret detector
Unlocked 14 Nov, 2023 @ 9:05pm

No Hard Feelings

Save a turret from redemption
Unlocked 19 Apr, 2011 @ 1:35pm

Schrodinger's Catch

Catch a blue-painted box before it touches the ground
Unlocked 14 Nov, 2023 @ 11:47pm

Ship Overboard

Discover the missing experiment
Unlocked 20 Apr, 2011 @ 7:07pm

Door Prize

Examine all the vitrified test chamber doors
Unlocked 20 Apr, 2011 @ 7:06pm

Portrait of a Lady

Find a hidden portrait
Unlocked 20 Apr, 2011 @ 7:26pm

You Made Your Point

Refuse to solve the first test in Chapter 8
Unlocked 21 Apr, 2011 @ 11:43am

High Five

Celebrate your cooperative calibration success
Unlocked 22 Apr, 2011 @ 7:41pm

Team Building

Complete all test chambers in the Team Building co-op course
Unlocked 24 Apr, 2011 @ 8:44am

Confidence Building

Complete all test chambers in the Mass and Velocity co-op course
Unlocked 24 Apr, 2011 @ 9:33am

Bridge Building

Complete all test chambers in the Hard-Light Surfaces co-op course
Unlocked 24 Apr, 2011 @ 4:26pm

Obstacle Building

Complete all test chambers in the Excursion Funnels co-op course
Unlocked 24 Apr, 2011 @ 5:51pm

You Saved Science

Complete all test chambers in all courses of co-op
Unlocked 24 Apr, 2011 @ 7:35pm

Iron Grip

Never lose a cube in Chamber 6 of the Mass and Velocity co-op course
Unlocked 6 Nov, 2023 @ 8:15pm

Gesticul-8

Perform all 8 gestures of your own volition in co-op
Unlocked 24 Apr, 2011 @ 4:58pm

Can't Touch This

Dance in front of a turret blocked by a hard light bridge in co-op
Unlocked 24 Apr, 2011 @ 3:58pm

Empty Gesture

Drop your co-op partner in goo while they are gesturing by removing the bridge under them
Unlocked 24 Apr, 2011 @ 3:26pm

Party of Three

Find the hidden companion cube in co-op test chamber
Unlocked 6 Nov, 2023 @ 9:16pm

Narbacular Drop

Place a portal under your co-op partner while they are gesturing
Unlocked 19 Nov, 2011 @ 7:35pm

Professor Portal

After completing co-op, complete Calibration Course online with a friend who hasn’t played before
Unlocked 19 Nov, 2011 @ 7:33pm

Air Show

Perform 2 aerial gestures before touching the ground in co-op
Unlocked 24 Apr, 2011 @ 8:51am

Portal Conservation Society

Complete Chamber 3 in the Hard-Light Surfaces co-op course using only 5 total portal placements
Unlocked 14 Nov, 2023 @ 9:19pm

Four Ring Circus

Enter 4 different portals without touching the ground in co-op
Unlocked 29 Nov, 2013 @ 8:39pm

Asking for Trouble

Taunt GLaDOS in front of a camera in each of the five co-op courses
Unlocked 19 Nov, 2011 @ 7:51pm

Rock Portal Scissors

Win 3 co-op games of rock-paper-scissors in a row
Unlocked 24 Apr, 2011 @ 9:18am

Talent Show

Never lose a cube in Chamber 6 of the Mobility Gels co-op course
Unlocked 6 Nov, 2023 @ 9:02pm



Smash TV

Break 11 test chamber monitors

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

Friends List With Benefits

While playing co-op, hug 3 different people on your friends list