From Halopedia, the Halo wiki
Album:
Halo 2 Anniversary Original Soundtrack
Composer(s):
Martin O'Donnell and Michael Salvatori
Length:
2:32
Previous:
Librarian's Gift
Next:
Steward, Shepherd, Lonely Soul
Zealous Champion is the eleventh track included in the second disc of the Halo 2 Anniversary Original Soundtrack. It is the remastered version of Heretic, Hero from the Halo 2: Original Soundtrack. The timpani is not orchestrated and is a sample from the original song.