Salt Lake City's Thunderfist have been flying the heavy metal flag in Utah since 2012, contributing a straightforward, riff-first approach to a regional underground that punches well above its geographic isolation.

East Longmeadow, Massachusetts power and heavy metal outfit Thunderforge have been forging classically influenced metal since 2016, bringing a New England seriousness of purpose to epic riffs and soaring vocal melodies.

Formed in 2023 in Tomah, Wisconsin, Thundergoat operate in the stoner-doom space with a fuzz-heavy, plodding style that draws on the genre's ritualistic qualities — a newly minted entry in the Midwest's quietly growing heavy underground.

Memphis sludge and alternative metal outfit Thundergun have been hauling the deep South's blues-inflected heaviness into distorted territory since 2014, blending the raw emotional directness of alternative metal with the punishing density of sludge.

Manchester, New Hampshire's ThunderHawk have been trafficking in stoner-doom since 2014, combining fuzz-laden, groove-heavy riffs with glacial tempos that reflect the long winters and stubborn independence of the New England underground.

A St. Augustine, Florida outfit born in 2013, Thunderhoof crushes through the collision of thrash aggression and doom-laden weight, building riffs that lurch between punishing velocity and slow, suffocating heaviness. Their coastal Florida roots give the band a raw, swamp-caked edge that sets them apart from both scenes they straddle.

Formed in Oregon in 2024, Thunderhorn deal in the murky overlap of stoner and sludge metal, building low-tuned, fuzz-soaked walls of sound rooted in the Pacific Northwest's long tradition of heavy, feedback-drenched music. Still in their earliest days, they carry the deliberate, crushing pace of sludge alongside the hazy groove of the stoner world.

A San Jose, California heavy metal outfit active since 2018, ThunderHorse channels a classic, no-frills approach to the genre — big riffs, driving rhythm, and a blue-collar intensity that keeps them anchored in the Bay Area underground. They trade in the kind of straight-ahead metal that owes more to the genre's foundational decades than to modern trends.

Durham, North Carolina's Thundering Herd blend the lazy-groove confidence of stoner metal with the heat and swagger of the Southern metal tradition, making them a natural fit for the thriving heavy music community in the Research Triangle. Formed in 2016, they wield thick, humid riffs that feel as much a product of their Carolina geography as of any particular genre lineage.