Agoraphobic Nosebleed is a legendary grindcore and experimental extreme music project from Springfield, Massachusetts. Founded by Scott Hull of Pig Destroyer, the project is known for their machine-gun cybergrind assaults as well as unexpected stylistic detours into sludge and doom metal, making them one of the most unpredictable and influential acts in American grindcore.

Agowilt is a drone/doom metal and crust project from Long Beach, California. Their 2012 single "Clocks Made Of Their Own Bones" hints at a band operating at the crushing intersection of drone doom and crust punk.

Aittala is a heavy, stoner, and doom metal band from the Raleigh/Apex area of North Carolina. With six releases stretching back to 1993, the band is a veteran act with over three decades of heavy, groove-laden doom under their belt.

Self-styled "Blackened Crowleyan Doom" — psychedelic blues and crushing doom filtered through the occult lens of Aleister Crowley.

Black metal project of unknown origin named after the neurological condition of restless agitation. Uncomfortable extremity.

Akem Manah is a doom/death metal band that started in Seattle before relocating to Eugene, Oregon. Named after a Zoroastrian demon of evil intent, the band's 2024 remastered full-length "The Testament of Sealant Mound" delivers crushing doom-death steeped in ancient mythological themes.

Brooklyn doom metal project named after the alchemical universal solvent. Music that dissolves everything it touches.

Sequim, Washington blackened sludge/doom project delivering punishing, slow-burn heaviness from the Olympic Peninsula. Their third volume is a nineteen-track monolith of crushing, atmospheric doom.

Black/doom metal project of unknown origin named after the fourth book of the Lemegeton. Grimoire-derived heaviness.