Abysmal Piss is a brutal death metal and goregrind act from Ceres, California. With a 2018 demo and a 2019 promo, the band delivers the kind of guttural, low-budget extremity that thrives in the goregrind underground.

Sacramento death metal project. The name coinages a practitioner of the abysmal — a professional of the void.

Abyssium is a blackened death metal project from Santa Rosa, California. The band channels the darkest currents of the Northern California underground.

Accomplice is a progressive metal and rock band from Corona, California. Their 2016 EP "Los Angeles: The Abduction" delivers six tracks of concept-driven progressive metal with cinematic ambition.

Acephalix is a death metal and crust band from San Francisco, California. Formed in the late 2000s, the band carved out a niche at the intersection of death metal and crust punk, evolving from their raw early demos into the polished devastation of 2017's "Decreation" across five releases.

Achaemenid is a raw black metal project from California. Named after the ancient Persian dynasty, the project channels historical mysticism through a lens of raw, unpolished black metal.

Achlyphos is a black metal project from Santa Rosa, California. Their 2020 full-length "Into Interdimensional Slumber Of Frozen Decay" delivers seven tracks of frigid, otherworldly black metal steeped in cosmic horror.

San Diego black metal project. The name's chemical violence makes no compromises from Southern California's extreme underground.

San Francisco stoner metal legends and one of the heaviest bands the Bay Area has ever produced. Their crushing, psychedelic riffs have made them pillars of the American stoner metal scene.