Demons and Heretics
From Halopedia, the Halo wiki
Demons and Heretics is the twelfth track (Disc 1 Track 12) in Halo: Combat Evolved Anniversary: Original Soundtrack.
The track plays in place of Devils... Monsters... in Halo: Combat Evolved Anniversary:
Whereas the name of the original track alludes to the Flood, the name Demons and Heretics alludes to Spartans, commonly known as "Demons" among members of the Covenant, and humans, who have been branded as "Heretics" by the Covenant.