[Diggler]

LOL. He is akin to say the goremeister's of the 70's like Fulci, D'Amato, Margheriti and Martino. The guy also has a serious fascination with 80's metal, especially Iron Maiden.

Also at the absolute extreme end of the scale, I would also add Matthew Stokoe's COWS. But be warned that it is one of the most disturbing novels I've read. It easily surpasses The Wasp Factory, and even makes American Psycho look pretty tame. High Life, also by Stokoe, is a mix of crime noir, extreme violence and sociopathic tendencies.