Amherst, Massachusetts's Showhorses blend post-black metal atmosphere with stoner metal's riff-heavy warmth, creating a hazy and unsettling sound that sidesteps easy categorization since their 2016 formation.

San Francisco's Shrakys, formed in 2021, bring a Bay Area pedigree to a hybrid of heavy and thrash metal — sharp riffing, speed, and a no-nonsense approach that draws on the city's long history of thrash aggression.

Missoula, Montana's Shramana have crafted a singular hybrid since 2012, weaving black metal darkness, post-metal expansiveness, and crust punk's raw political energy into something distinctly rooted in the isolation of the Mountain West.

Los Angeles's Shrapnel, formed in 2021, deliver heavy and thrash metal shaped by the city's sprawling extreme metal community, prioritizing riff density and forward momentum in a style that echoes the early-80s heavy thrash underground.

Blasphemous Black Metal from Texas / New Mexico.

Brooklyn's Shredded, formed in 2018, deliver New York death metal with the borough's characteristic bluntness — direct, punishing, and rooted in the old-school death tradition that New York City's underground has nurtured for decades.

Little Rock, Arkansas's Shredded Corpse trace their roots back through grindcore into death metal, the band's evolution reflecting a gradual shift toward slower, more deliberate brutality while retaining the extremity of their earliest material formed in 2025.

Youngsville, North Carolina's Shredistic, formed in 2019, pursue progressive metal with an emphasis on technical musicianship and compositional ambition, their work reflecting a dedication to expanding the genre's structural possibilities outside major metropolitan scenes.

Shriek! for Death fuse death metal's guttural brutality with thrash's riff-driven velocity, the US-based act formed in 2016 building on the classic crossover between these genres that has generated some of extreme metal's most ferocious material.