A punitive thrash metal project influenced by hardcore punk, west coast hard rock, and proto-death metal bands of the '80s such as Discharge, Hellhammer, and Venom, Toxic Holocaust is largely a one-man operation run by Oregon native Joel Grind. Emerging in the late '90s, the project eventually expanded into a live entity, and by 2020 the group had issued six well-received full-length albums and multiple EPs.
Grind founded the band in 1999 in the city of Portland. Writing and recording all of the group's music himself, he issued a pair of demos (1999's Radiation Sickness and...