There are multiple artists with this name:
These are photos from concerts where Ghoul played, so they may be of other bands that played the concert as well.
Maryland Deathfest 2012 May 24 - 27, 2012 Baltimore, Maryland, United States Uploaded by Pathological Mastermind
Municipal Waste / Ghoul / Legacy of Disorder / GWAR Mar 27, 2012 Des Moines, Iowa, United States Uploaded by Chris Kimpson
