Asbestos Death formed in the late 80's with Al Cisneros, bass/vocals, Chris Hakius, drums and Tom Choi, Guitar. They later added Matt Pike on guitar and released 2 Eps. "Dejection" was released on Profane Existance, and "Unclean" was released in a DIY manner by the band. Choi then departed the band, (he would later form Operator Generator) and was replaced by Justin Marler as the band changed their name to Sleep