Genocide is from the 1996 Chaos! comics miniseries "Lady Death: The Crucible", and has appeared in several other Chaos! series since. He is one of the Chaos Lords (Jehovah,Lucifer , Odin, Armageddon , Brahma, Kreator, and Genocide), ancient beings who created the modern universe from primordial Chaos on accident, Genocide seesk to returen it to primordial chaos.