There are several Artists called Carcinogen. 1. A Death Metal/Grindcore band from Irvine, California formed in 1990. Led by Dino Sommese, drummer for Dystopia, Asunder and Ghoul. They were active in the early 90’s. Released a promo and a 1993 demo called Kure. 2. A Death Metal band from Windsor, Ontario Canada. Formed in 1993, released 4 demos 3. A Death/Thrash band from Long Island, NY formed in 2009. Formerly known as Cerebral Extermination.