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35 of 51 (69%) Achievements Earned::

Personal Achievements
 

Wake Up Call

Survive the manual override
Unlocked 26 Apr, 2011 @ 5:49am

You Monster

Reunite with GLaDOS
Unlocked 26 Apr, 2011 @ 6:11am

Undiscouraged

Complete the first Thermal Discouragement Beam test
Unlocked 26 Apr, 2011 @ 7:57am

Bridge Over Troubling Water

Complete the first Hard Light Bridge test
Unlocked 26 Apr, 2011 @ 8:41am

SaBOTour

Make a break for it
Unlocked 27 Apr, 2011 @ 4:42am

Stalemate Associate

Press the button!
Unlocked 27 Apr, 2011 @ 5:27am

Tater Tote

Carry science forward
Unlocked 27 Apr, 2011 @ 11:44am

Vertically Unchallenged

Master the Repulsion Gel
Unlocked 27 Apr, 2011 @ 11:13am

Stranger Than Friction

Master the Propulsion Gel
Unlocked 27 Apr, 2011 @ 12:16pm

White Out

Complete the first Conversion Gel test
Unlocked 27 Apr, 2011 @ 12:33pm

Tunnel of Funnel

Master the Excursion Funnel
Unlocked 30 Apr, 2011 @ 12:03pm

Dual Pit Experiment

Do the same test twice
Unlocked 30 Apr, 2011 @ 11:05am

The Part Where He Kills You

This is that part
Unlocked 30 Apr, 2011 @ 12:11pm

Lunacy

That just happened
Unlocked 30 Apr, 2011 @ 12:37pm

Drop Box

Place a cube on a button without touching the cube
Unlocked 26 Apr, 2011 @ 8:16am

Preservation of Mass

Break the rules in Test Chamber 07
Unlocked 9 May, 2011 @ 7:13am

Final Transmission

Find the hidden signal in one of the Rat Man's dens
Unlocked 22 Jan, 2012 @ 4:47am

Good Listener

Take GLaDOS' escape advice
Unlocked 21 Dec, 2022 @ 2:17pm

Scanned Alone

Stand in a defective turret detector
Unlocked 27 Apr, 2011 @ 5:08am

Ship Overboard

Discover the missing experiment
Unlocked 13 Aug, 2011 @ 2:30pm

Door Prize

Examine all the vitrified test chamber doors
Unlocked 22 Jan, 2012 @ 5:20am

Portrait of a Lady

Find a hidden portrait
Unlocked 13 Aug, 2011 @ 2:36pm

High Five

Celebrate your cooperative calibration success
Unlocked 26 Apr, 2011 @ 6:34am

Team Building

Complete all test chambers in the Team Building co-op course
Unlocked 26 Apr, 2011 @ 7:28am

Confidence Building

Complete all test chambers in the Mass and Velocity co-op course
Unlocked 3 May, 2011 @ 8:35am

Bridge Building

Complete all test chambers in the Hard-Light Surfaces co-op course
Unlocked 7 May, 2011 @ 1:34pm

Obstacle Building

Complete all test chambers in the Excursion Funnels co-op course
Unlocked 8 May, 2011 @ 6:21am

You Saved Science

Complete all test chambers in all courses of co-op
Unlocked 8 May, 2011 @ 8:36am

Iron Grip

Never lose a cube in Chamber 6 of the Mass and Velocity co-op course
Unlocked 17 May, 2011 @ 7:51am

Gesticul-8

Perform all 8 gestures of your own volition in co-op
Unlocked 7 May, 2011 @ 1:53pm

Can't Touch This

Dance in front of a turret blocked by a hard light bridge in co-op
Unlocked 7 May, 2011 @ 8:39am

Professor Portal

After completing co-op, complete Calibration Course online with a friend who hasn’t played before
Unlocked 12 Jan, 2012 @ 11:50am

Air Show

Perform 2 aerial gestures before touching the ground in co-op
Unlocked 7 May, 2011 @ 12:03pm

Triple Crown

Solve 3 co-op chambers in the Mass and Velocity course in under 60 seconds each
Unlocked 21 Apr, 2012 @ 2:20am

Asking for Trouble

Taunt GLaDOS in front of a camera in each of the five co-op courses
Unlocked 8 May, 2011 @ 6:41am



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

No Hard Feelings

Save a turret from redemption

Schrodinger's Catch

Catch a blue-painted box before it touches the ground

You Made Your Point

Refuse to solve the first test in Chapter 8

Smash TV

Break 11 test chamber monitors

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

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