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20 of 51 (39%) Achievements Earned::

Personal Achievements
 

Wake Up Call

Survive the manual override
Unlocked 14 Apr, 2012 @ 8:31am

You Monster

Reunite with GLaDOS
Unlocked 14 Apr, 2012 @ 10:41am

Undiscouraged

Complete the first Thermal Discouragement Beam test
Unlocked 14 Apr, 2012 @ 10:46am

Bridge Over Troubling Water

Complete the first Hard Light Bridge test
Unlocked 16 May, 2012 @ 2:35pm

SaBOTour

Make a break for it
Unlocked 31 May, 2012 @ 1:42pm

Stalemate Associate

Press the button!
Unlocked 31 May, 2012 @ 2:10pm

Tater Tote

Carry science forward
Unlocked 17 Jun, 2012 @ 10:39am

Vertically Unchallenged

Master the Repulsion Gel
Unlocked 17 Jun, 2012 @ 10:20am

Stranger Than Friction

Master the Propulsion Gel
Unlocked 17 Jun, 2012 @ 10:53am

White Out

Complete the first Conversion Gel test
Unlocked 31 Jul, 2012 @ 12:39pm

Tunnel of Funnel

Master the Excursion Funnel
Unlocked 21 Dec, 2020 @ 4:21pm

Dual Pit Experiment

Do the same test twice
Unlocked 21 Dec, 2020 @ 2:58pm

The Part Where He Kills You

This is that part
Unlocked 21 Dec, 2020 @ 4:35pm

Lunacy

That just happened
Unlocked 21 Dec, 2020 @ 4:58pm

Drop Box

Place a cube on a button without touching the cube
Unlocked 10 Jun, 2012 @ 8:05am

Good Listener

Take GLaDOS' escape advice
Unlocked 20 Dec, 2020 @ 7:20am

Scanned Alone

Stand in a defective turret detector
Unlocked 31 May, 2012 @ 1:55pm

High Five

Celebrate your cooperative calibration success
Unlocked 5 Jun, 2012 @ 1:47pm

Team Building

Complete all test chambers in the Team Building co-op course
Unlocked 5 Jun, 2012 @ 2:19pm

Confidence Building

Complete all test chambers in the Mass and Velocity co-op course
Unlocked 5 Jun, 2012 @ 3:06pm



Overclocker

Complete Test Chamber 10 in 70 seconds

Pit Boss

Show that pit who's boss

Preservation of Mass

Break the rules in Test Chamber 07

Pturretdactyl

Use an Aerial Faith Plate to launch a turret

Final Transmission

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

No Hard Feelings

Save a turret from redemption

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

Bridge Building

Complete all test chambers in the Hard-Light Surfaces co-op course

Obstacle Building

Complete all test chambers in the Excursion Funnels co-op course

You Saved Science

Complete all test chambers in all courses of co-op

Iron Grip

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

Gesticul-8

Perform all 8 gestures of your own volition in co-op

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

Professor Portal

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

Air Show

Perform 2 aerial gestures before touching the ground in co-op

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

Asking for Trouble

Taunt GLaDOS in front of a camera in each of the five co-op courses

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