Various, Accept, Ozzy Osbourne, Fist, Fastway, Y & T, Trust, Accept, Fist, Trust, Y & T, Fastway, Ozzy Osbourne

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.