Various, Devias, Rockslide, Grimm Jack, Hang Em High, Street Pirates, Cannon, Kidd Blast, Majenta, 3 Dayz Dirty, Dirty Hands, Justice, Prancer

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.