Kentucky sludge metal project named after the Zoroastrian demon of fury. Ancient Persian rage channeled through Bluegrass heaviness.

After Dark is a heavy metal band from Sacramento, California that blends classic metal with punk energy. Their full-length "New Dawn Rising" (2021) and its 2024 expanded edition showcase a band rooted in the raw, no-frills intersection of metal and punk.

After Fall is a sludge metal band from Lake Worth, Florida. Their 2016 full-length "Seasons after Fall" is a mammoth forty-three-track release that suggests an experimental, sprawling approach to sludge metal.

Agenbite Misery is an experimental black/sludge metal project from New Hampshire. Named after a Middle English phrase meaning 'remorse of conscience,' the project's 2026 full-length "Remorse of Conscience" makes that translation explicit across eight tracks of abrasive, genre-blurring extremity.

Portland sludge metal project named after the Hindu ascetics who practice extreme rituals. Spiritual transgression through Pacific Northwest heaviness.

Akris is a stoner/sludge metal band from Alexandria, Virginia, just across the Potomac from Washington, D.C.

Aldebaran is a funeral doom and sludge metal band from Portland, Oregon. Named after the red giant star, the band's two releases — including the 2008 full-length "...From Forgotten Tombs" — deliver the kind of glacial, earth-shaking heaviness that defines Portland's storied doom scene.

Somerset, Kentucky sludge metal project. The name's martial variation channels legionary discipline into crushing heaviness from the Daniel Boone country.

Madison, Wisconsin post-metal and sludge project. Geographic completeness — every line of longitude — from the Midwest's most progressive college town.