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25 of 51 (49%) Achievements Earned::


Personal Achievements
 
Unlocked Dec 29, 2011 @ 10:35am

Wake Up Call

Survive the manual override
Unlocked Dec 29, 2011 @ 10:56am

You Monster

Reunite with GLaDOS
Unlocked Dec 29, 2011 @ 11:00am

Undiscouraged

Complete the first Thermal Discouragement Beam test
Unlocked Dec 29, 2011 @ 11:37am

Bridge Over Troubling Water

Complete the first Hard Light Bridge test
Unlocked Dec 29, 2011 @ 12:30pm

SaBOTour

Make a break for it
Unlocked Dec 29, 2011 @ 12:58pm

Stalemate Associate

Press the button!
Unlocked Dec 29, 2011 @ 2:02pm

Tater Tote

Carry science forward
Unlocked Dec 29, 2011 @ 1:33pm

Vertically Unchallenged

Master the Repulsion Gel
Unlocked Dec 29, 2011 @ 2:16pm

Stranger Than Friction

Master the Propulsion Gel
Unlocked Dec 29, 2011 @ 2:41pm

White Out

Complete the first Conversion Gel test
Unlocked Dec 29, 2011 @ 3:49pm

Tunnel of Funnel

Master the Excursion Funnel
Unlocked Dec 29, 2011 @ 3:05pm

Dual Pit Experiment

Do the same test twice
Unlocked Dec 29, 2011 @ 3:59pm

The Part Where He Kills You

This is that part
Unlocked Dec 29, 2011 @ 4:23pm

Lunacy

That just happened
Unlocked May 30, 2012 @ 2:50pm

Drop Box

Place a cube on a button without touching the cube
Unlocked Dec 29, 2011 @ 11:20am

Preservation of Mass

Break the rules in Test Chamber 07
Unlocked Dec 30, 2011 @ 8:07am

Good Listener

Take GLaDOS' escape advice
Unlocked Dec 30, 2011 @ 7:55am

Scanned Alone

Stand in a defective turret detector
Unlocked Dec 29, 2011 @ 12:40pm

No Hard Feelings

Save a turret from redemption
Unlocked Dec 30, 2011 @ 7:36am

Ship Overboard

Discover the missing experiment
Unlocked Mar 25, 2016 @ 10:16pm

Portrait of a Lady

Find a hidden portrait
Unlocked Dec 30, 2011 @ 7:45am

You Made Your Point

Refuse to solve the first test in Chapter 8
Unlocked Jan 7, 2012 @ 11:27am

High Five

Celebrate your cooperative calibration success
Unlocked Jan 7, 2012 @ 11:48am

Team Building

Complete all test chambers in the Team Building co-op course
Unlocked Apr 21, 2013 @ 6:58pm

Confidence Building

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



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

Schrodinger's Catch

Catch a blue-painted box before it touches the ground

Door Prize

Examine all the vitrified test chamber doors

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