Various, Moon Of Steel, M.A.C.E., Shabby Trick, Whitefire, Stage, Time Escape, Nameless, Synthesis, Skull, Vis

Bay Area Thrash Metal

Riffs cut like machine tools, tempos past 200bpm, and a garage circuit that rewrote American metal.

West Midlands Metal

Downtuned riffs from a factory city — Sabbath to grindcore, four decades of Birmingham making music heavier.