Indiana brutal death metal and slam act formed in 2017, merging the pummeling groove of slam death metal with hardcore aggression for a particularly visceral form of extreme music.

Salt Lake City death metal and hardcore hybrid formed in 2021, fusing the brutality of death metal with the directness and physicality of hardcore punk.

Swamp Lord is a Kalamazoo, Michigan band formed in 2016 that blends death/doom metal with hardcore punk sensibilities, creating a suffocating sound that bridges extreme metal and the raw energy of hardcore.

Flagstaff, Arizona band formed in 2013 that fuses black metal, sludge, crust punk, and hardcore into a raw, confrontational sound that reflects the chaotic energy of the desert Southwest's DIY underground.

Baton Rouge, Louisiana death metal and hardcore band formed in 2024, merging the brutality of death metal with the blunt aggression of hardcore in a style that fits naturally within Louisiana's long tradition of extreme underground music.

Nashua, New Hampshire death metal and hardcore band formed in 2024, channeling the short, aggressive intensity of deathcore and death-inflected hardcore punk into a raw and uncompromising sound.

Philadelphia, Pennsylvania sludge metal and hardcore band formed in 2011, channeling the dense, riff-heavy aggression of sludge alongside the blunt intensity of East Coast hardcore into a punishing and emotionally raw sound.

Baltimore, Maryland sludge, thrash, and hardcore outfit formed in 2001, known for dense, churning arrangements that blend the caustic brutality of sludge metal with thrash-derived aggression and hardcore intensity, placing them among the most distinctive acts in the mid-Atlantic underground.

New York act with roots going back to the mid-1990s hardcore scene, Sworn Enemy evolved through hardcore and metalcore into a crossover thrash outfit known for their pit-ready aggression and unrelenting live energy.