Powerman 5000 is a Boston-based industrial metal/nu metal band formed in 1989. Frontman Spider One (Michael Cummings) is the younger brother of Rob Zombie (Robert Cummings).
These are photos from concerts where Powerman 5000 played, so they may be of other bands that played the concert as well.
River Riot 2015 Jul 19, 2015 Council Bluffs, Iowa, United States Uploaded by Blew1993