Portal 2 Chapter 9 Holmes Vs Moriarty

This is the fifty-eighth level of the game, and takes place within the maintenance areas of the Aperture Science facility. This level features the Aerial Faith Plate, Excursion Funnel and Repulsion Gel, and Turrets and Crushers are present as the primary hazards.

Hazards

 * Falling to your death
 * Turrets
 * Goo
 * Shredder