Grefe is the author of THE MONDO VIXEN MASSACRE (Eraserhead Press), CANNIBAL FATALES (Dynatox Ministries), and MUTAGON II (Dynatox Ministries). Short stories, non-fiction, and poetry have been published in such venues as Birkensnake, elimae, New Dead Families, The Bacon Review, Sein und Werden, Counterexample Poetics, Pulp Metal Magazine, LIES/ISLE, Untoward Magazine and Gone Lawn.
Besides writing, Grefe has performed noise/experimental music alongside such acts as Runzelstirn and Gurgelstock, Magical Power Mako, Yan Jun, and Violent Onsen Geisha.