Pittsburgh's Marsh Dweller began in the melodic black metal tradition before evolving into sludge and post-metal terrain, tracing an arc that mirrors the city's industrial grit. Their later material layers atmosphere and weight in equal measure.

Aurora, Colorado's Marsh of Swans operate in the atmospheric post-black metal space, trading raw aggression for expansive, emotionally saturated soundscapes built on high-altitude bleakness. Since 2017 the project has embodied the introspective strain of the black metal tradition.

San Francisco's Martikor arrived in 2023 at the intersection of atmospheric sludge and post-black metal, a combination that suits the Bay Area's tradition of genre-bending heaviness. Dense, fog-laden, and built for patience.

Denver's Martriden draw from both death and black metal to create something tempestuous and technically ambitious, the high-altitude Mile High City providing an appropriate backdrop for their cold, expansive sound. Active since 2015, they've built a reputation in the Mountain West underground.

Savage Black / Death Metal from Laredo.

Epic Power Metal out of Texas.

Blasphemous Black Metal out of Texas.

Ruthless Death Metal from Austin.

Maruta formed in Miami, Florida in 2005, blurring the boundaries between grindcore and technical death metal through a relentlessly dense compositional approach. The band released In Narcosis (2008) and Forward Into Regression (2011) on Willowtip Records to strong critical reception, with the latter scoring a nine out of ten from Decibel magazine, before a brief dissolution and reformation led to their third album Remain Dystopian (2015) on Relapse Records. Their precision within extreme speed and their refusal to simplify the technical elements of their writing set them apart within the Florida grindcore underground.