Aethyrium is a melodic black/death metal project from Portland, Oregon. Their 2016 demo introduced the project's blend of melodic sensibility with the raw intensity of black and death metal, rooted in Portland's thriving extreme music scene.

Aetos is a black and heavy metal band from Chicago with a career stretching back to 2009. Across five full-lengths and two EPs, the band has charted an eclectic path — from "I am 1991" through "False Flag" to 2024's "Love in Unfavored Light" — blending black metal's abrasiveness with heavy metal's accessibility in unpredictable ways.

Aetranok is a black metal project that originated in Aztec, New Mexico before relocating to Durango, Colorado. Their 2018 EP "Kingdoms of the Black Sepulcher" delivers seven tracks of occult-themed black metal from the Four Corners region, one of the most remote corners of the American metal underground.

Aevi is a post-black metal and post-rock project from Bend, Oregon. The project blends the atmospheric qualities of both genres against the backdrop of Central Oregon's high desert landscape.

Afar is an atmospheric and post-black metal project from New Jersey. Across five releases between 2018 and 2022, including the full-lengths "Rational Ecstasy" and "tell me more," the project navigates the space between black metal's intensity and post-rock's emotional expansiveness with an introspective, melancholic voice.

Big Horn, Wyoming black metal project. Extremity from one of the least populated corners of the American West.

Afterlight is a black metal project from the Cleveland, Canton, and Brewster area of Ohio. Their 2026 EP "Eternal Path" delivers six tracks of black metal from the northeastern Ohio underground.

Against All is a thrash metal and hardcore band from Tampa, Florida. Their 2020 full-length "2017-2019" compiles the band's formative years into a single release of crossover aggression.

Chicago black/death metal project. Pestilence-fighting extremity from the Windy City.