Fayetteville, Arkansas' Mud Lung have been churning out slow, tar-thick sludge and doom since 2013, with a sound that captures the oppressive humidity and isolation of the Ozarks in layers of distorted feedback and downtuned misery.

A San Francisco death-doom project born in 2025, Mudslinger buries melody beneath layers of grinding low-end, pairing cavernous death metal brutality with the suffocating crawl of doom.

Portland, Maine's Mugwort is a sludge-doom project that trades in oppressive atmosphere and crawling tempos, reflecting the cold, isolated quality of the Northeast in every slow, crushing note.

Lancaster, Pennsylvania's Mule Thrower arrived in 2021 with a sludge-doom sound as stubborn and heavy as their name implies — slow, punishing, and built on the kind of oppressive riffing that demands physical submission.

Grand Junction, Colorado's Murder Cafe push death/doom into stranger territory, layering crawling heaviness with experimental textures that refuse easy categorization. Formed in 2012, they occupy a niche corner of Colorado's underground where sonic discomfort is the whole point.

Seymour, Connecticut's Murder Castle blend the mid-paced crush of doom metal with groove metal's punchy, riff-driven momentum, landing somewhere between funeral-paced misery and headbang-ready swagger. Active since 2012, they're one of the more distinct voices in New England's heavy underground.

Madison, Wisconsin's Murder of Crows (not to be confused with their California namesake) meld doom metal's oppressive weight with stoner fuzz and crust punk's rawness, arriving at something low, slow, and corroded. Active since 2019, they're part of Madison's fertile heavy underground.

Named after the silent film director F.W. Murnau, this Morrison, Illinois outfit blends progressive ambition with the crushing weight of doom metal, crafting slow-burning compositions that reward patient listeners. Active since 2008, they occupy a thoughtful corner of the Midwest underground where atmosphere and dynamics take precedence over brute force.

Rockford, Illinois duo Mushroom Forager blend stoner fuzz with the glacial tempos of doom metal, conjuring earthy, psychedelic heaviness that feels rooted in the soil of the upper Midwest. Since 2015, they've carved out a niche in the Illinois underground where low-tuned riffs and hazy atmosphere converge.