Santa Rosa, California's Barren Altar combine black and doom metal with lyrical themes of anti-theological liturgy and apocalyptic death worship, operating since 2013 as a fixture of Northern California's underground extreme metal scene.

A black metal and punk hybrid active since 1999, this Barren Harvest — not to be confused with the dark folk project of the same name from Oregon — represents an early American fusion of raw black metal aesthetics with punk's stripped-down aggression.

Boston's Barren Oak pursue an experimental approach to black and death metal, operating since 2021 as part of the city's diverse underground scene with a sound that resists easy genre categorization.

Pittsburgh's Barren Plains are an instrumental post-metal project that emerged in 2025, joining a city with deep roots in heavy music by crafting atmospheric, wordless compositions in the post-metal tradition.

Portland, Oregon progressive black metal band Barrowlands rose from the remnants of Mary Shelley and Lykaia in 2011, weaving black metal intensity with progressive textures and themes of ecological and social justice.

Lake Worth, Florida black metal band Bartholin has been active since 2009, exploring expansive and unsettling themes of space, eternity, and genocide.

A one-man blackened heavy metal project from Sidney, Ohio, Bartzabel has been active since 2020, exploring occult and fantastical themes alongside personal reflections on love and free thought.

Houston, Texas progressive thrash/power metal band Basilisk was active from 1989 to 1991, releasing a demo and appearing on a 1990 Saturn Records compilation before disbanding.

Philadelphia death/black metal band Basilysk formed in 2009 and spent over a decade exploring misanthropic and occult themes before going on hold in 2021.

A black metal project whose name means frost in Kurdish, Bastalak channels themes of Kurdish history and warfare into their music through an extreme metal lens.

St. Louis, Missouri black/thrash metal band Bastard has been active since 2011, trafficking in Satanic, murderous, and horror-soaked subject matter in the raw tradition of the genre's most confrontational acts.

A raw black metal act hailing from Virginia Beach, Bastard Altar channels the unpolished, abrasive spirit of the genre's most primitive tradition, active since 2021.

Philadelphia's Bastard Cröss fuses blackened aggression with thrash metal riffing, centering their work on themes of blasphemy and horror since forming in 2021.

A black/death metal act from Erlanger, Kentucky active since the mid-1990s, Bastard Spawn operated in the underground as an independent act before eventually disbanding.

Raleigh, North Carolina's Bastard Tongue has been active since 2017, pursuing a straightforward black metal path in the tradition of the American underground.