There are at least four artists called Havok: (1) an American thrash metal band ; (2) a German death metal band; (3) a Swedish extreme metal band; and (4) an underground rapper.
These are videos from concerts where Havok played, so they may be of other bands that played the concert as well.
Soulfly / Havok / Shaokahn / Neverfall Oct 25, 2013 Spartanburg, South Carolina, United States Added by Arestus
