Brand new in 2025, Eureka, Missouri's Mosterhaven practice raw atmospheric black metal with folk underpinnings, their debut effort immediately pointing toward windswept, nature-worshipping extremity with an unpolished, DIY conviction.

Chicago black metal project Motion Failure emerged in 2020 from the city's dense and varied extreme metal underground, channeling urban unease and industrial desolation into uncompromising, cold black metal. The project captures the isolation of city life through a distinctly bleak, confrontational lens.

Loveland, Colorado's Mount Cairn channel the raw, unpolished fury of the Rocky Mountain landscape into punishing raw black metal, eschewing production polish in favor of harsh, primitive recordings that feel genuinely inhospitable. Active since 2013, they represent the underground's most uncompromising strain in a state with a strong tradition of extreme metal.

Birmingham's Mountain Bastard drag blackened doom metal through the mud and misery of the Deep South, merging the freeze of second-wave black metal with the lumbering hopelessness of funeral doom in a sound that is as much a product of Alabama's heavy music legacy as it is of Scandinavia's. Formed in 2017, they are one of the more severe acts in the regional underground.

Milwaukee's Mountain Language occupy a noisy intersection of black metal, sludge, and raw noise, building hostile, suffocating soundscapes that draw as much from harsh noise aesthetics as from metal tradition. Formed in 2014, they are one of the more confrontational and genre-defiant acts in the Wisconsin metal underground.

Bucks County, Pennsylvania's Mountain Shadow are a newly formed (2024) project spanning an unusually wide stylistic range — atmospheric black metal, folk metal, death metal, doom, and death-doom — suggesting a band intent on using the full palette of extreme metal rather than settling into a single lane. The project's scope and ambition make it one of the more intriguing recent arrivals in the Pennsylvania underground.

Tennessee-based Mourn work in the most isolationist and despairing territory of depressive black metal, crafting slow, suffocating music that prioritizes emotional annihilation over technical display. Active since 2015, the project is a severe and uncompromising voice from the American South's extreme metal underground.

Formed in Providence, Rhode Island in 2024, Mourn the Stars bring an atmospheric sweep to black metal, weaving post-black textures and expansive, emotive passages into their nascent catalog.

A Philadelphia black metal act formed in 2022, Mourner of Light channel the cold, dissonant spirit of raw black metal with a distinct urban edge shaped by the dense, underground scene of the city.

A New Jersey black/death metal act, this Mourning fuse the cold, tremolo-drenched attack of black metal with death metal's visceral heaviness, forging a harsh and unyielding sound since 2008.

From the small Ohio town of St. Clairsville, Mourning by Morning have been crafting cold, raw black metal since 2018 — an isolated, atmospheric project that carries the bleakness of the rural Midwest into their compositions.

Laurel, Montana's Mourning Dust occupy a rare and remote corner of the American underground, blending black metal's rawness with the hazy, psychedelic weight of doom and sludge — music that sounds like the vast Montana landscape turned hostile.

A Massachusetts depressive black metal project active since 2017, Mourning Moonlight pursue the most introspective and despairing end of the genre — raw, lo-fi, and built around an aching, solitary intensity.

Operating out of the Omaha, Nebraska area, Mourning Veil combine the ferocity of death metal with black metal's corrosive atmosphere, forging a death/black hybrid that is both technically driven and darkly expressive.

Lansing, Michigan's Mourning Wolf have been merging melodic death metal's harmonic sensibility with black metal's bleak, tremolo-driven intensity since 2013, crafting a hybrid sound rooted in the northern Midwest underground.