List of bands (7):

Chained Saint
Charon
Chevelle
Chylińska
Cirith Ungol
Claustrofobia
Clawfinger
Cleanbreak
Closterkeller
Clusterfux
Code Orange
Cognizance
Coheed And Cambria
Cold Steel
Coma
Conquer Divide
Coroner
Corrosion Of Conformity
Counterparts
Creed