Martin O'Donnell – Halo: Combat Evolved - Original Soundtrack

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Tom Salta - Apple Music

Soundtracking: Halo on TIDAL

CD Art Collection: Halo Combat Evolved Soundtrack by LuisJM on DeviantArt

Halo (arr. Lydia Wills) Sheet Music, Martin O'donnell

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Halo Reach Original Game Soundtrack

Halo: Combat Evolved - Definitive Soundtrack

Michael Salvatori - Wikipedia