Various, Cast Iron, Timelord, Faith Factor, Evil, Artillery, Tokyo Blade, Girlschool, Nasty Savage, Flotsam And Jetsam, Hellhound

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.