Keenan has been working on the project for a number of years and according to Keenan's MySpace page, the band members include "Maynard James Keenan and a revolving door of talented people. The current list of guest musicians... Renhold�r (Danny Lohner), Milla Jovovich, Lisa Germano, Josh Eustis, Satan, and more...". Keenan has worked on Puscifer material most recently with Lustmord, Jonny Polonski, Tim Alexander, Tim Commerford, Brad Wilk among others according to Wikipedia and Billboard lists Alan Moulder as producer/mixer.