Test Chamber 18
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Test Chamber 18
testchmb_a_14_advanced.bsp
This is the sixth and final advanced chamber of the game. This version is unlocked when the original Test Chamber 18 has been completed.
Extra challenges
- Removed some portal conductive walls.
- Pellet launcher has been removed.
- Harder flinging when retrieving the Weighted Storage Cube.
- Platforms lower when traversed though a portal.
Mechanics
- Unstationary Scaffold
- High Energy Pellet (catcher only)
- Heavy Duty Super-Colliding Super Button (H.D.S.C.S.B)
- Flinging
- Weighted Storage Cube
- Pedestal Button
- Vital Apparatus Vent
- Door (test chamber)
Hazards
Walkthrough
- in progress -
Video walkthrough
Related achievements
 |
Cupcake Beat two Portal advanced maps. |
 |
Fruitcake Beat four Portal advanced maps. |
 |
Vanilla Crazy Cake Beat all six Portal advanced maps. |
See Also
- Portal Test Chamber 13 (Advanced)
- Portal Test Chamber 14 (Advanced)
- Portal Test Chamber 15 (Advanced)
- Portal Test Chamber 16 (Advanced)
- Portal Test Chamber 17 (Advanced)
- Portal Test Chamber 18
- Portal Test Chamber 18 (Bonus)