5:37

Gregorian Chant & Religious Hymns: The core sound, especially in the first game (Halo: Combat Evolved), features monkish, Gregorian-style chants, often set to a 4/4 time signature, This represents the religious, zealot nature of the Covenant, Electronic Synth Beats: Tracks associated with the Covenant, most notably "Covenant Dance" (from Halo: CE), heavily feature pulsating synth beats, sometimes mixed with high-tempo, higher-pitched melodies, "Covenant Dance" Genre: This piece is often described as a unique mix of tribal-style percussion, fast-paced electronic, and operatic chant, commonly played during intense combat against Covenant forces, Ethnic Percussion & Qawwali Vocals: The music utilizes deep, powerful drums and, as described by composer Martin O'Donnell, elements of Qawwali-style vocalizations (a form of Sufi devotional music), Ambient Atmospheric: In many scenes, especially when exploring Covenant ships (like in Halo: CE’s "Truth and Reconciliation"), the music is ambient
3:19

4:22

male voices, dark song, very sad tones, despair
4:54

Gregorian chant, string orchestra, percussion, rock, epic high voices, building, atmospheric, halo themed, orchestral chamber, choral and electronic
6:37

