Music by Kevin MacLeod. Available under the Creative Commons Attribution 3.0 Unported license. Download link: https://incompetech.com/music/royalty-free/index.html?isrc=USUAN1100437

MacLeod's description:

Genre: World
Length: 3:18
Instruments: Percussion, Marimba, Basses, Trombones, Tuba, French Horn
Tempo: 85

Slight polyrhythms grow in the piece as it gains intensity. It eases back down at 2:30. 001
ISRC: US-UAN-11-00437
Dark, Grooving, Mystical, Relaxed 2008