Exfiltration

Exfiltration is the thirteenth track in Halo: Combat Evolved Anniversary: Original Soundtrack.

Overview
The track is an arrangement of the first section of Dust and Echoes from Halo: Original Soundtrack.

Appearance
The track plays in place of the first section of Dust and Echoes in Halo: Combat Evolved Anniversary, during the ending cinematic of The Library, when John-117 retrieves the activation index in the index chamber in the Library.