Third Degree is a heavy metal band from Centereach, New York on Long Island, formed in 2021, drawing on traditional heavy metal's melodic and hard-hitting qualities within a suburban scene that has produced plenty of underground talent. Their sound stays close to the genre's foundational elements without overcomplicating the formula.

This Berlin, New Hampshire incarnation of Third Degree leans into power metal's soaring vocals and driving rhythms alongside classic heavy metal, formed in 2021 in one of New England's more remote corners. The cold, rugged character of northern New Hampshire makes an unlikely but apt backdrop for anthemic, high-energy metal.

Third Degree from Saint Paul, Minnesota is a melodic heavy metal and hard rock act formed in 2021, emphasizing strong hooks, clean vocals, and a polished approach to traditional heavy metal songwriting. They represent the Twin Cities' broader appetite for melodic, accessible metal with roots in the genre's classic era.

A psychedelic doom outfit from the small Wisconsin town of Hatley, Third Eye Rider pursue the hazy crossroads where stoner riffing and slow, crushing doom converge. Their sound leans into extended, fog-thick arrangements that reward patience over speed.

Formed in 2012 in Lake View, South Carolina, Thirst for Clarity pull from death metal brutality, groove-driven heaviness, and the melodic ambitions of progressive metalcore, building dense, layered songs that resist easy genre labels.

A Portland, Oregon black metal act founded in 2020, Thirsting Altar deal in cold, ritualistic darkness without ornamentation — straightforward in conviction but deliberate in its atmosphere of dread.

Thirsting Ampoule emerged in 2025 as a raw black/death metal project, trading in corrosive production and savage extremity that keeps both genres at their most uncompromising.

Greensboro, North Carolina's Thirteenth Witness blend the aggression of death metal with black metal's icy atmosphere and thrash metal's relentless momentum, forming a caustic and multi-pronged attack launched from the Carolina underground.

Out of Columbia, South Carolina since 2014, This Above All combine melodic death metal's harmonic sensibility with the punishing breakdowns of metalcore, crafting a sound that's both emotionally charged and physically heavy.