Columbus, Ohio's Sin Nombre — the name meaning "no name" in Spanish — have been marinating in the thick intersection of sludge and stoner metal since 2013. Their Midwestern locale adds a certain grey industrial weight to a sound already defined by heaviness, heat, and deliberate, grinding momentum.

Akron, Ohio's Sin-Eater pursue death metal with the industrial-city grit that the Rust Belt town lends to everything it produces. Formed in 2016, they share an online presence with their Colorado-based namesake, creating some confusion, but their death metal allegiance sets them clearly apart.

Cleveland, Ohio thrash metal outfit Sinister carry on the blue-collar, no-frills tradition of Ohio's underground metal scene since their 2020 formation, playing tight, riff-forward thrash that reflects the gritty industrial character of one of the Midwest's most storied rock cities. Their sound owes a debt to classic American thrash while remaining rooted in the local scene.

Painesville, Ohio sludge metal band formed in 2014 — their name leaves little ambiguity about aesthetic intent, leaning into the devil's number with the unapologetic heaviness of a band committed to grinding noise and oppressive low-end. The Lake Erie industrial belt has produced plenty of mean, ugly heavy music, and SixSixSix fits that lineage.

Skag is a Dayton, Ohio brutal death metal and grindcore band formed in 2022, delivering punishing low-end heaviness punctuated by grind-tempo blasting and guttural vocal extremity. They represent the working-class Midwest underground tradition of no-frills, no-mercy extreme metal.

Skar is a heavy metal band from Amherst, Ohio, formed in 2023, aligning themselves with the classic traditions of the genre — twin guitar work, strong hooks, and a nod to the NWOBHM and American power metal lineages. They are one of the newer acts carrying on the traditional heavy metal torch in the Midwest.

Akron, Ohio's Skeptic Lens channels progressive metal's structural ambition through the heavy mid-tempo swagger of groove metal, building dynamic compositions that balance cerebral construction with visceral impact since 2021.

Formed in St. Clairsville, Ohio in 2020, Skiba drags the heaviness of doom metal through thrash's aggressive forward momentum — an unlikely combination that suits the gritty, working-class sensibility of the Ohio Valley.

Cleveland, Ohio's Skogwulf, formed in 2026, bring black metal out of the Rust Belt with a name evoking forest wolves — a new voice in a city with a surprisingly deep underground tradition, channeling bleakness through the genre's most confrontational sonic textures.