Portal: Prelude Final Battle

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Final Battle

Chamber number ?.pngChamber number ?.png

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

Portal Prelude Final Battle.png
Chamber icon cube dispenser.pngChamber icon cube hazard.pngChamber icon pellet hazard.pngChamber icon pellet catcher.pngChamber icon water hazard.png
Chamber icon fling enter.pngChamber icon fling exit.pngChamber icon turret hazard.pngChamber icon dirty water.pngChamber icon empty.png
Chamber icon empty.pngChamber icon empty.pngChamber icon empty.pngChamber icon empty.pngChamber icon cake.png

This is the twenty-fourth and final level of the game.


  • Rockets
  • Crushing
  • Manhacks


  • Observe the cinematic to see the spot of the Morality Core.
  • Avoid GLaDOS' attacks. When she is swinging you in the air, avoid the items. When she is throwing a circular blue lasers on the floor, jump over these. When she is throwing a blue laser on you, take cover.
  • Don't forget there is a Manhack too.
  • GLaDOS is able to grab you the Morality Core. When you have the opportuny, take the Morality Core, climb up the stairs around GLaDOS and place it on the spot.
  • Enjoy the ending.

Video walkthough


  • After the credits, there is a last cinematic which takes place at the outside entrance of the complex.


04. Believe - 7:01 by The Chemical Brothers
38. In The Beginning - 5:32 by Adrian Charkman