Science fiction and science fact come home in this new sourcebook: The Rat Bastard's Little Black Book. This rules supplement covers all various types of drugs from heroin to designer drugs to specialty created super steroids. This book has made all you science fiction dreams real. If you ever wanted to create the addictive chemical to help or hinder a character, now is your chance. Whatever your crazy little imagination can dream up for Haven: City of Violence RPG, The Rat Bastard's Little Black Book will help you create it.