Myrtle Beach, South Carolina death metal and grindcore outfit founded in 2013, specializing in the short, savage burst of sonic violence that the genre demands. Their approach leans into pulverizing downtuned riffs and relentless drum work with minimal concern for subtlety.

Relentless Technical Grindcore / Mathcore from Allen.

Tulsa's The Unstable emerged in 2022 with a collision of death metal, grindcore, and industrial metal — a relentlessly punishing combination that replaces nuance with mechanical brutality. The industrial elements give their grind a cold, machine-like quality that distinguishes them from straight death-grind peers.

Louisville's Then We Died arrived in 2025 as a collision of raw black metal and grindcore — two forms of extremity that share a contempt for comfort and runtime. Louisville's rich history of heavy and experimental music provides an unexpected but fitting backdrop for a band this intent on sonic destruction.

Seattle's Theories have been delivering punishing death metal and grindcore under the Bandcamp name "Bashment" since 2014, favoring compressed, high-intensity bursts of sonic violence that sit at the more unrelenting end of Pacific Northwest extreme metal. Their work channels grindcore's economy of length alongside death metal's tonal weight.

These Machines hail from Binghamton, New York, combining technical death metal's precision with grindcore's blunt ferocity since 2011. The band's mechanically exacting riffwork and relentless pace place them firmly in the abrasive upper tier of upstate New York extreme metal.

Thicker than Blood come out of Detroit, Michigan with a ferocious hybrid of death metal, grindcore, and hardcore that has been tearing through the city's heavy underground since 2012. Their Motor City roots infuse their blunt, industrial-strength brutality with a gritty working-class intensity.

Thieves is a California grindcore and crust punk act formed in 2013, channeling the raw, politically charged fury of crust into a grindcore format that is brief, loud, and absolutely unsparing. Operating without a fixed city listing, they embody the nomadic, anti-establishment spirit of the crust underground.

Phoenix, Arizona's Tho Ko Losi have been grinding since 2017, combining death metal's sonic density with grindcore's brutal economy of time — fast, violent, and uninterested in subtlety.