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50 of 51 (98%) Achievements Earned::

Personal Achievements
 

Wake Up Call

Survive the manual override
Unlocked Jul 22, 2013 @ 2:39pm

You Monster

Reunite with GLaDOS
Unlocked Jul 23, 2013 @ 9:24am

Undiscouraged

Complete the first Thermal Discouragement Beam test
Unlocked Jul 23, 2013 @ 9:31am

Bridge Over Troubling Water

Complete the first Hard Light Bridge test
Unlocked Jul 23, 2013 @ 7:09pm

SaBOTour

Make a break for it
Unlocked Jul 23, 2013 @ 8:01pm

Stalemate Associate

Press the button!
Unlocked Jul 24, 2013 @ 2:02pm

Tater Tote

Carry science forward
Unlocked Jul 25, 2013 @ 2:10pm

Vertically Unchallenged

Master the Repulsion Gel
Unlocked Jul 25, 2013 @ 10:26am

Stranger Than Friction

Master the Propulsion Gel
Unlocked Jul 26, 2013 @ 6:42pm

White Out

Complete the first Conversion Gel test
Unlocked Jul 27, 2013 @ 7:12pm

Tunnel of Funnel

Master the Excursion Funnel
Unlocked Sep 21, 2013 @ 3:10am

Dual Pit Experiment

Do the same test twice
Unlocked Jul 28, 2013 @ 5:28am

The Part Where He Kills You

This is that part
Unlocked Oct 27, 2013 @ 10:11am

Lunacy

That just happened
Unlocked Oct 27, 2013 @ 10:48am

Drop Box

Place a cube on a button without touching the cube
Unlocked Jul 23, 2013 @ 9:44am

Pit Boss

Show that pit who's boss
Unlocked Jul 3, 2015 @ 7:43am

Preservation of Mass

Break the rules in Test Chamber 07
Unlocked Jun 21, 2014 @ 12:27pm

Pturretdactyl

Use an Aerial Faith Plate to launch a turret
Unlocked Nov 26, 2021 @ 12:29pm

Final Transmission

Find the hidden signal in one of the Rat Man's dens
Unlocked Jul 3, 2015 @ 7:55am

Good Listener

Take GLaDOS' escape advice
Unlocked Jul 23, 2013 @ 8:02pm

Scanned Alone

Stand in a defective turret detector
Unlocked Jul 24, 2013 @ 1:41pm

No Hard Feelings

Save a turret from redemption
Unlocked Jul 24, 2013 @ 1:36pm

Schrodinger's Catch

Catch a blue-painted box before it touches the ground
Unlocked Jun 28, 2015 @ 8:23am

Ship Overboard

Discover the missing experiment
Unlocked Jul 3, 2015 @ 8:32am

Door Prize

Examine all the vitrified test chamber doors
Unlocked Jul 3, 2015 @ 8:31am

Portrait of a Lady

Find a hidden portrait
Unlocked Jun 29, 2015 @ 1:42pm

You Made Your Point

Refuse to solve the first test in Chapter 8
Unlocked Jul 3, 2015 @ 8:36am

Smash TV

Break 11 test chamber monitors
Unlocked Nov 26, 2021 @ 1:09pm

High Five

Celebrate your cooperative calibration success
Unlocked Jul 22, 2013 @ 9:32am

Team Building

Complete all test chambers in the Team Building co-op course
Unlocked Jul 22, 2013 @ 10:06am

Confidence Building

Complete all test chambers in the Mass and Velocity co-op course
Unlocked Jul 22, 2013 @ 10:47am

Bridge Building

Complete all test chambers in the Hard-Light Surfaces co-op course
Unlocked Jul 24, 2013 @ 8:07am

Obstacle Building

Complete all test chambers in the Excursion Funnels co-op course
Unlocked Jul 24, 2013 @ 9:30am

You Saved Science

Complete all test chambers in all courses of co-op
Unlocked Jul 24, 2013 @ 10:47am

Iron Grip

Never lose a cube in Chamber 6 of the Mass and Velocity co-op course
Unlocked Nov 26, 2021 @ 6:47am

Gesticul-8

Perform all 8 gestures of your own volition in co-op
Unlocked Jul 24, 2013 @ 8:53am

Can't Touch This

Dance in front of a turret blocked by a hard light bridge in co-op
Unlocked Jul 24, 2013 @ 9:16am

Empty Gesture

Drop your co-op partner in goo while they are gesturing by removing the bridge under them
Unlocked May 26, 2015 @ 7:52am

Party of Three

Find the hidden companion cube in co-op test chamber
Unlocked Nov 26, 2021 @ 8:12am

Narbacular Drop

Place a portal under your co-op partner while they are gesturing
Unlocked Nov 26, 2021 @ 5:34am

Professor Portal

After completing co-op, complete Calibration Course online with a friend who hasn’t played before
Unlocked Oct 25, 2014 @ 2:55pm

Air Show

Perform 2 aerial gestures before touching the ground in co-op
Unlocked Jul 22, 2013 @ 10:12am

Portal Conservation Society

Complete Chamber 3 in the Hard-Light Surfaces co-op course using only 5 total portal placements
Unlocked Nov 26, 2021 @ 6:19am

Four Ring Circus

Enter 4 different portals without touching the ground in co-op
Unlocked Nov 26, 2021 @ 12:37pm

Triple Crown

Solve 3 co-op chambers in the Mass and Velocity course in under 60 seconds each
Unlocked Nov 26, 2021 @ 6:53am

Still Alive

Complete Course 4 with neither you nor your co-op partner dying
Unlocked Nov 26, 2021 @ 12:33pm

Asking for Trouble

Taunt GLaDOS in front of a camera in each of the five co-op courses
Unlocked Oct 25, 2014 @ 3:03pm

Rock Portal Scissors

Win 3 co-op games of rock-paper-scissors in a row
Unlocked Jul 24, 2013 @ 8:10am

Friends List With Benefits

While playing co-op, hug 3 different people on your friends list
Unlocked Nov 26, 2021 @ 6:20am

Talent Show

Never lose a cube in Chamber 6 of the Mobility Gels co-op course
Unlocked Nov 26, 2021 @ 7:08am



Overclocker

Complete Test Chamber 10 in 70 seconds