Portal: Prelude Test Chamber 17 (Bonus)

This is the fourteenth Bonus map of the game. It is unlocked when the original Test Chamber 17 has been completed.

Hazards

 * Turrets
 * Goo
 * High Energy Pellets
 * Cube Hazard
 * Crushing

Strategy
{{Spoiler|block=yes|

Portals

 * To do

Steps

 * To do

Time
}}
 * To do

Video strategies

 * To do