This fire burns by KsE would be killer. High energy and lyrics are on point. They'd have to make sure that Moses doesn't feature in the ad though:
https://www.youtube.com/watch?v=KpzfdkTuiC4
Roots bloody roots by Sepultura would be good if you wanted to promote the tribalism angle:
https://www.youtube.com/watch?v=4MiVtlhOW4U