Still Alive 04

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Still Alive 04

Chamber number 0.pngChamber number 4.png

Test Chamber Infobox previous.png
Test Chamber Infobox next.png
Test Chamber Infobox Portal Guy.png
Chamber progress 0.pngChamber progress 4.pngChamber progress slash.pngChamber progress 1.pngChamber progress 4.png

Still Alive 04.png
Chamber icon zap camp.pngChamber icon cube hazard on.pngChamber icon pellet hazard.pngChamber icon pellet catcher.pngChamber icon water hazard.png
Chamber icon put a portal bellow.pngChamber icon still alive laser field.pngChamber icon turret hazard.pngChamber icon crusher hazard.pngChamber icon cake.png

This test chamber is the fourth bonus level of the game. It is based on a level from Portal: The Flash Version MapPack. The challenges of this level are unlocked when the test chamber is completed once.




  • Proceed to the door facing you and pass through it.
  • Place the first portal near you and the second through the little hole in the wall on the left.
  • Take the Weighted Storage Cube, go through the portal, and place the cube on the button.
  • Go back in the main room, and then shoot the same portal as the previous at the ledge's level at the ceiling.
  • Go through the first portal and stay on the button.
  • Put the same portal as the previous behind the vertical door now open, and go back at the room's bottom.
  • Push the Switch and grab the cube dropped off by the Vital Apparatus Vent.
  • Pass through the portal, then put the cube on the button.
  • Go to the Chamberlock.

Video walkthrough

Award requirements (challenge mode)

Portals Steps Time
Bronze Silver Gold Bronze Silver Gold Bronze Silver Gold
8 Portals 6 Portals 4 Portals 95 Steps 55 Steps 30 Steps 60 Seconds 40 Seconds 30 Seconds

Video strategies (challenge mode)

Portals challenge

Steps challenge

Time challenge