Houston's Grave Robbers have spent over a decade looting the crossover thrash and hardcore underground with gleeful ferocity, blending pit-ready mosh breaks with snarling thrash chops. Since 2011 they've been one of Texas's most reliable live weapons.

Boise, Idaho's Grave Titan combine the blunt physicality of hardcore with death metal's gravitational pull, creating music that hits with colossal, unrelenting force. Active since 2019, they bring a power-forward assault from a state rarely associated with extreme metal.

Portland's Grieven arrived in 2024 with a sound that bridges atmospheric post-black metal and hardcore's confrontational energy — introspective one moment and violently direct the next. It's a tension that feels native to the city and to the band.

Pittsburgh's Hand of Doom wrap their hardcore urgency in thrash metal riffing, a combination that makes perfect sense coming from a city that has always produced hard, no-nonsense music. Formed in 2018.

Las Vegas's Hand of Doubt slam crossover thrash, hardcore, and straight-up metal together into something that sounds like a pit fight with a soundtrack — relentless and confrontational since 2019.

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Rooted in the gritty New Haven scene, Hang Your Cross weave together hardcore aggression, crawling sludge, and the expansive textures of post-metal into a dense, suffocating sound since 2017.

Springfield, Massachusetts' Hanging by a Thread blend death metal brutality and hardcore urgency into something visceral and uncompromising, active since 2012 in western New England's overlooked metal scene.

Los Angeles' Harassor weld black metal misanthropy to hardcore punk fury, a confrontational and abrasive act since 2010 whose music sounds like it was recorded in a burning building on purpose.

Lubbock's Heavens Final War have been fusing hardcore's rage with thrash metal's technical attack since 2015, creating a confrontational sound that fits right in with West Texas's no-nonsense ethos. Their crossover energy is blunt and unapologetic.

Los Angeles outfit Heil drags black metal into the sweat-soaked chaos of hardcore, fusing scathing tremolo aggression with the blunt physicality of the pit. Since 2012 they have weaponized both traditions into something confrontational and hard to classify.

Green Bay's Hell Hound tears through thrash metal with hardcore's blunt-force directness, making for a brawling hybrid that leaves little room to breathe. Active since 2015, they play fast, short, and mean — no filler, no apologies.

Madison, Wisconsin's Imminent Attack evolved from their hardcore punk origins into a full-throttle crossover thrash beast, landing somewhere between D.R.I. and early Slayer with Midwest grit to spare.

New Haven, Connecticut's Jasta — the solo project of Hatebreed vocalist Jamey Jasta — channels his hardcore roots into a harder-edged metalcore and thrash crossover format, delivering the kind of aggressive, anthemic material that has long made him a figurehead of the American heavy underground.

Philadelphia's Jesus Piece are one of the most uncompromising acts in modern hardcore and metalcore, their music defined by a suffocating heaviness and relentless intensity that has earned them a devoted following in both scenes since forming in 2018.