Blooddawn is a black metal band from Curitiba, Paraná, Brazil, with lyrical themes revolving around war, chaos, and evil. The band is signed to No Peace and has remained active in the Brazilian underground black metal scene. They are documented on the Encyclopaedia Metallum and maintain an independent presence on Bandcamp.

Bloodstained Resurrection is a black metal band from Antofagasta, Chile, formed in 2015, signed to Total Pagan Madness Productions, with lyrical themes spanning apocalypse, Satanism, and occultism. Their recorded output includes the Promo MMXIX, Flame's Veneration, and Praeludium ad Praecipitium releases.

Bode Preto (Portuguese for "Black Goat") is a black metal band from Teresina, Piauí, Brazil, formed in 2010. The band debuted with the "Dark Night" EP in 2010, followed by their full-length album "Inverted Blood" in 2012, which was recorded at Atlantis Studio and featured guest guitar work from ex-Sarcófago member Fábio Jhasko on three tracks. Their sound blends the rawness of black metal with elements of death metal and grindcore.

Bong of Depression is a Brazilian doom, black metal, and drone project formed in 2024, with member Niili handling instruments alongside drummer Guna. The project released a split with Mourning Souls through Podreira Records in January 2024 and followed it with the full-length 'Æternal Doomed' in August 2024, exploring bleak atmospheres across drone, doom, and dark ambient terrain.

Burning Torment is a death/black metal band from Fortaleza, Ceará, Brazil, active since 2014. The band has released two full-length albums — "Darkness Reborn" and "In the Eyes of the Impotent God" (2017) — along with a single, operating as an independent act with themes of death, destruction, anti-Christianity, and chaos.

Bvrial ov Cristvs is a black metal band from Belém, Pará, Brazil, formed in 2020. The band's music draws on themes of Quimbanda, occultism, and nature, situating their sound within the tradition of Brazilian underground black metal. The project was later renamed Duldra in 2023, continuing under a new identity.

Bärkdum is a Brazilian black metal solo project formed in 2017, originating from Osasco, São Paulo. Self-described as "the echo of a man undone and reborn" and a "descent into Helheim," the project draws heavily on Norse mythology and atmospheric black metal aesthetics, with releases including the albums Return To The Black Moon and Anti Human... Anti Life!