Co-op Course 6 Chamber 9

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Co-op Course 6 Chamber 9
mp_coop_paint_crazy_box.bsp 09 Crazier Box

Chamber number 0.pngChamber number 9.png

Test Chamber Infobox previous.png
Test Chamber Infobox next disabled.png
Test Chamber Infobox Portal Guy.png
Chamber progress 0.pngChamber progress 9.pngChamber progress slash.pngChamber progress 0.pngChamber progress 9.png

Portal 2 Co-op Course 6 Chamber 9.jpeg
Chamber icon water hazard.pngChamber icon turret hazard.pngChamber icon faith plate.pngChamber icon light bridge.pngChamber icon excursion funnel.png
Chamber icon excursion switch.pngChamber icon laser sensor on.pngChamber icon repulsion gel on.pngChamber icon propulsion gel on.pngChamber icon dirty water.png

This is the ninth and last chamber of the additional Peer Review testing course, Art Therapy. This chamber uses the mechanics of Repulsion Gel, such as how it can be used to coat objects, and make them bounce around in the room, and how they can return to their original form by cleaning with Water. Fling mechanic is also present and Thermal Discouragement Beam as a hazard.





  • Thermal Discouragement Beam


# Atlas P-body

Video walkthrough


Main article: Portal 2 soundtrack

Almost At Fifty Percent by Aperture Science Psychoacoustics Laboratory [1:59] | Download Download | Play icon.png Play

There She Is by Aperture Science Psychoacoustics Laboratory [4:20] | Download Download | Play icon.png Play


  • GLaDOS says that she can't reassemble the players anymore. Despite this, the robots do get revived if they die from the laser.
  • The chamber infobox highlights Propulsion Gel as part of the test, even though it's not present in the chamber.