Portal 2 Chapter 3 Test Chamber 17

This is the twenty-seventh level of the game, and the final part of Chapter 3. It is set within a dilapidated Test Chamber, and requires the player to perfect advanced techniques using the Hard Light Bridge in order to access the Chamberlock. This level also contains a Rat Man Den where his voice can be heard near the painting of Chell.

Hazards

 * Thermal Discouragement Beam