Slag are a groove and thrash metal band formed in 2024, fusing the momentum of old-school thrash with the locked-in heaviness of groove metal into a high-energy, riff-driven sound. Their Bandcamp presence positions them as a straightforward heavy band with no location ties listed.

Slam One Down are a New York groove and thrash metal band with roots going back to 2009, forging a sound that mixes the precision of thrash riffing with the hard-hitting, mid-tempo weight of groove metal. Their longevity in the scene speaks to a consistent live presence and work ethic.

Massive Sludge / Groove Metal from Austin.

A thrash metal outfit from the small town of Delavan, Wisconsin, Slanderous formed in 2020 and bring a straightforward aggression to the Midwest underground scene. Their Bandcamp presence under the name Slanderous Mambo hints at a scrappy, no-frills approach to the genre.

Hailing from Ontario, California, Slanderus blend thrash ferocity with progressive architecture, building songs that shift between angular riffing and more expansive, technically minded passages. Active since 2013, they represent the Inland Empire's commitment to metal that rewards close listening.

A Fort Worth, Texas band forged in 2024, Slashed to Bits operate at the savage intersection of black, death, and thrash metal — a triad that prioritizes venom and speed over any single genre's orthodoxy. Their recent formation places them squarely in the current wave of extreme metal revivalism active across the DFW underground.

Brooklyn's Slashers charge out of New York City's dense underground with crossover thrash that pulls equally from hardcore pit energy and classic metal aggression. Active since 2017, they carry on a lineage of NYC crossover acts who treat the genre as a contact sport.

Kearny, New Jersey's Slaughter House have been a fixture of the Garden State thrash underground since 2009, forging their sound in the dense, blue-collar industrial landscape across the Hudson from New York City. Their longevity in a competitive regional scene speaks to a dedicated following built show by show.

A Los Angeles thrash metal band formed in 2018, this Slaughterhouse draws from Southern California's rich thrash heritage — a lineage that runs from the Big Four's influence through decades of LA underground bands keeping the genre's speed and aggression alive.