Rexaura Test Chamber 00

This Test Chamber is the first level of the game, and introduces the player to GLaDOS accompanied by the Announcer, as well as Portals, the single-Portal variant of the Aperture Science Handheld Portal Device, the High Energy Pellets, the Chamberlock and the Emancipation Grill.

Hazards

 * High Energy Pellets

Music
01. One (Intro) - 1:52 by Mevious