Somber Blessings are a Danvers, Massachusetts doom/death metal band with roots stretching back to 1995, combining the funereal weight of doom metal with death metal's heaviness in the classic tradition of the genre's New England underground.

Somberlain is a melodic death metal act formed in 2010 whose name pays homage to Dissection's debut record, suggesting a reverence for the darker, more atmospheric end of the melodic death metal spectrum.

Sombra are an Anaheim, California progressive/technical death metal band formed in 2019, pursuing a complex and intricate approach to extreme metal that emphasizes compositional sophistication alongside raw brutality.

Sombras Sobre el Sol are a Laredo, Texas blackened death metal band formed in 2021, drawing on the border city's cultural intensity to deliver a ferocious blend of black metal atmosphere and death metal heaviness.

Some Dead Bodies are a Houston, Texas death metal band formed in 2019, adding to the city's robust extreme metal scene with a straightforward and uncompromising approach to the genre.

Somme are a Rochester, New York death metal band formed in 2020, their name invoking the catastrophic World War I battle as a thematic lens for brutal and unrelenting extreme metal.

Somnae are a Seattle, Washington melodic death/progressive metal band formed in 2010, combining the harmonic aggression of melodic death metal with progressive compositional approaches that reflect the Pacific Northwest's experimental heavy music tradition.

Somnent are an Orlando-based doom/death metal band formed in 2015, merging the crushing slowness of doom metal with death metal's brutality in the tradition of early-nineties pioneers of the style.

Somnol are a Brooklyn-based death metal band formed in 2014, contributing to New York City's enduring tradition of extreme metal with a sound rooted in the direct and aggressive fundamentals of the genre.

Somnolescent are a Louisville, Kentucky doom/death metal band formed in 2014, crafting heavy and suffocating material that draws on the slow, grief-laden qualities of classic doom/death in a city with a strong tradition of heavy underground music.

Somnomballistic are an Everett, Washington death metal band formed in 2017, delivering aggressive and direct extreme metal from the Pacific Northwest's active underground scene.

Son of Cain are a San Diego, California melodic black/death metal band formed in 2016, combining the harmonic sweep and dark atmosphere of melodic black metal with the brutality of death metal in the tradition of Scandinavian melodic extreme metal.

Son of Mourning is a melodic death metal band from Albany, New York, formed in 2007, crafting heavy, harmony-driven compositions in the tradition of Scandinavian-influenced American death metal.

Son ov Leviathan is a black/death metal band from Temecula, California, formed in 2017, channeling the crushing convergence of death metal brutality and black metal malevolence.

Sonata is a death/thrash metal band from Burien, Washington, formed in 2020, playing aggressive, riff-forward metal rooted in the classic crossover territory between thrash and death.