Philadelphia's Moros play crushing sludge and doom metal since 2015, drawing on the Greek deity of fate their name invokes to deliver slow, suffocating heaviness from a city with one of the Northeast's most vibrant heavy underground communities.

Seattle sludge and doom duo Morose lean into the Pacific Northwest's penchant for weight and misery, stacking corrosive low-end with slow, punishing tempos. Formed in 2016, they channel the city's rain-soaked gloom into music that crawls under your skin and refuses to let go.

Baltimore gothic and doom metal duo Mortal Blood, formed in 2022, combine the mournful weight of doom with the melancholic grandeur of gothic metal, finding a natural home in a city with a long tradition of dark and atmospheric music. Their sound is heavy yet elegiac, built on atmosphere as much as riffs.

Mortal Man are a heavy and doom metal band from Wilmington, North Carolina, delivering slow-burning riffs with a classic heaviness that owes as much to traditional metal as it does to the crawling tempos of doom.

Mortal Remains are a groove and thrash metal band out of Queens, New York City, fusing the head-down punch of groove metal with thrash aggression rooted in the NYC underground.

Hailing from Olympia, Washington, Mortiferum deal in a suffocating blend of death and doom metal built on cavernous low-end, glacially slow passages, and sepulchral atmosphere — one of the Pacific Northwest's most oppressive acts since their 2017 formation.

Denver newcomers Mortis Witch, formed in 2025, brew a hazy concoction of stoner and doom metal rooted in the Colorado high-altitude heavy music scene, blending fuzz-drenched riffs with slow, hypnotic doom weight.

Jacksonville, Arkansas duo Mortua Sordes deal in blackened doom metal since their 2023 formation, pairing the bleak, dragging weight of doom with the corrosive venom of black metal — a particularly desolate sound for a relatively young Southern act.

Phoenix doom/sludge outfit Mosara channel the oppressive desert heat into slow, grinding heaviness — formed in 2019, they pair massive distorted riffs with a suffocating patience well-suited to the Arizona landscape.