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21 of 51 (41%) Achievements Earned::

Personal Achievements
Unlocked Jan 21, 2013 @ 1:48pm

Wake Up Call

Survive the manual override
Unlocked Jan 22, 2013 @ 3:08pm

You Monster

Reunite with GLaDOS
Unlocked Jan 23, 2013 @ 1:31pm


Complete the first Thermal Discouragement Beam test
Unlocked Jan 26, 2013 @ 7:33am

Bridge Over Troubling Water

Complete the first Hard Light Bridge test
Unlocked May 29, 2014 @ 1:41pm


Make a break for it
Unlocked May 30, 2014 @ 4:34pm

Stalemate Associate

Press the button!
Unlocked Jul 31, 2014 @ 11:58am

Tater Tote

Carry science forward
Unlocked May 31, 2014 @ 3:15pm

Vertically Unchallenged

Master the Repulsion Gel
Unlocked Aug 3, 2014 @ 1:54pm

Stranger Than Friction

Master the Propulsion Gel
Unlocked Aug 3, 2014 @ 2:22pm

White Out

Complete the first Conversion Gel test
Unlocked Aug 4, 2014 @ 6:32am

Tunnel of Funnel

Master the Excursion Funnel
Unlocked Aug 3, 2014 @ 3:08pm

Dual Pit Experiment

Do the same test twice
Unlocked Aug 4, 2014 @ 6:45am

The Part Where He Kills You

This is that part
Unlocked Aug 4, 2014 @ 7:36am


That just happened
Unlocked Jan 23, 2013 @ 2:11pm

Drop Box

Place a cube on a button without touching the cube
Unlocked May 29, 2014 @ 1:42pm

Good Listener

Take GLaDOS' escape advice
Unlocked May 30, 2014 @ 12:46pm

No Hard Feelings

Save a turret from redemption
Unlocked Jul 31, 2014 @ 11:47am

Ship Overboard

Discover the missing experiment
Unlocked Jul 31, 2014 @ 12:12pm

Portrait of a Lady

Find a hidden portrait
Unlocked Jun 6, 2014 @ 2:05pm

High Five

Celebrate your cooperative calibration success
Unlocked Jun 6, 2014 @ 2:38pm

Team Building

Complete all test chambers in the Team Building co-op course


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


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

Door Prize

Examine all the vitrified test chamber doors

You Made Your Point

Refuse to solve the first test in Chapter 8

Smash TV

Break 11 test chamber monitors

Confidence Building

Complete all test chambers in the Mass and Velocity co-op course

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


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