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43 of 51 (84%) Achievements Earned::

Personal Achievements
 

Wake Up Call

Survive the manual override
Unlocked Apr 20, 2011 @ 8:50pm

You Monster

Reunite with GLaDOS
Unlocked Apr 20, 2011 @ 9:14pm

Undiscouraged

Complete the first Thermal Discouragement Beam test
Unlocked Apr 20, 2011 @ 9:17pm

Bridge Over Troubling Water

Complete the first Hard Light Bridge test
Unlocked Apr 20, 2011 @ 9:40pm

SaBOTour

Make a break for it
Unlocked Apr 21, 2011 @ 6:21am

Stalemate Associate

Press the button!
Unlocked Apr 21, 2011 @ 7:02am

Tater Tote

Carry science forward
Unlocked Apr 22, 2011 @ 4:54am

Vertically Unchallenged

Master the Repulsion Gel
Unlocked Apr 21, 2011 @ 8:59am

Stranger Than Friction

Master the Propulsion Gel
Unlocked Apr 22, 2011 @ 6:18am

White Out

Complete the first Conversion Gel test
Unlocked Apr 22, 2011 @ 6:49am

Tunnel of Funnel

Master the Excursion Funnel
Unlocked Apr 23, 2011 @ 4:42am

Dual Pit Experiment

Do the same test twice
Unlocked Apr 22, 2011 @ 8:45am

The Part Where He Kills You

This is that part
Unlocked Apr 23, 2011 @ 5:48am

Lunacy

That just happened
Unlocked Apr 23, 2011 @ 6:33am

Drop Box

Place a cube on a button without touching the cube
Unlocked Apr 20, 2011 @ 9:26pm

Overclocker

Complete Test Chamber 10 in 70 seconds
Unlocked Apr 27, 2011 @ 8:22am

Pit Boss

Show that pit who's boss
Unlocked Apr 25, 2011 @ 9:24am

Preservation of Mass

Break the rules in Test Chamber 07
Unlocked Apr 20, 2011 @ 9:29pm

Pturretdactyl

Use an Aerial Faith Plate to launch a turret
Unlocked Apr 25, 2011 @ 10:03am

Final Transmission

Find the hidden signal in one of the Rat Man's dens
Unlocked Apr 25, 2011 @ 10:07am

Good Listener

Take GLaDOS' escape advice
Unlocked Apr 21, 2011 @ 6:22am

Scanned Alone

Stand in a defective turret detector
Unlocked Jun 15, 2011 @ 4:54am

No Hard Feelings

Save a turret from redemption
Unlocked Apr 21, 2011 @ 6:43am

Schrodinger's Catch

Catch a blue-painted box before it touches the ground
Unlocked Jun 15, 2011 @ 6:03am

Ship Overboard

Discover the missing experiment
Unlocked Apr 22, 2011 @ 4:50am

Door Prize

Examine all the vitrified test chamber doors
Unlocked Apr 22, 2011 @ 4:50am

Portrait of a Lady

Find a hidden portrait
Unlocked Apr 26, 2012 @ 5:53am

You Made Your Point

Refuse to solve the first test in Chapter 8
Unlocked Apr 25, 2011 @ 10:12am

Smash TV

Break 11 test chamber monitors
Unlocked Apr 30, 2012 @ 8:39am

High Five

Celebrate your cooperative calibration success
Unlocked Apr 20, 2011 @ 9:29am

Team Building

Complete all test chambers in the Team Building co-op course
Unlocked Apr 22, 2011 @ 9:27am

Confidence Building

Complete all test chambers in the Mass and Velocity co-op course
Unlocked Apr 22, 2011 @ 10:07am

Bridge Building

Complete all test chambers in the Hard-Light Surfaces co-op course
Unlocked Apr 23, 2011 @ 7:11am

Obstacle Building

Complete all test chambers in the Excursion Funnels co-op course
Unlocked May 19, 2011 @ 7:15am

You Saved Science

Complete all test chambers in all courses of co-op
Unlocked Aug 21, 2013 @ 2:14am

Gesticul-8

Perform all 8 gestures of your own volition in co-op
Unlocked May 19, 2011 @ 6:28am

Can't Touch This

Dance in front of a turret blocked by a hard light bridge in co-op
Unlocked May 19, 2011 @ 6:59am

Narbacular Drop

Place a portal under your co-op partner while they are gesturing
Unlocked Jan 28, 2014 @ 5:31am

Professor Portal

After completing co-op, complete Calibration Course online with a friend who hasn’t played before
Unlocked Jan 2, 2018 @ 8:48am

Air Show

Perform 2 aerial gestures before touching the ground in co-op
Unlocked May 19, 2011 @ 7:10am

Four Ring Circus

Enter 4 different portals without touching the ground in co-op
Unlocked Feb 2, 2014 @ 9:38am

Asking for Trouble

Taunt GLaDOS in front of a camera in each of the five co-op courses
Unlocked Apr 30, 2012 @ 2:38am

Rock Portal Scissors

Win 3 co-op games of rock-paper-scissors in a row
Unlocked May 15, 2012 @ 8:50am



Iron Grip

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

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

Portal Conservation Society

Complete Chamber 3 in the Hard-Light Surfaces co-op course using only 5 total portal placements

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

Talent Show

Never lose a cube in Chamber 6 of the Mobility Gels co-op course