Various, Manilla Road, Cutty Sark, Wildfire, Malleus, Saints' Anger, Hellbreath, Griffin, Witchfynde, Sudden Death, Sphinx, Dark Wizard

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.