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.

Bwitch is a psychedelic doom project from Rafaela, Argentina, conceived and executed entirely by Francisco Calvinho. Their 2021 debut release Rituals pairs slow, fuzz-heavy riffing with atmospheric psychedelic vocals, drawing comparisons to the occult rock and doom underground. The project blends classic doom heaviness with an otherworldly, hazy texture that sets it apart from the harder-edged metal acts in the region.

Bywar is a Brazilian thrash metal band from São Caetano do Sul in the greater São Paulo area, active across a span of approximately 17 years before disbanding in 2013. The band recorded four full-length albums, including "Twelve Devil's Graveyards" (2007) and "Abduction" (2011, released through Mutilation Records), establishing themselves as a fixture of the Brazilian old-school thrash scene. Their lyrical themes ranged from war and occultism to ufology and paranormal phenomena.

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!

Béllica is a groove metal band from Recife, Brazil, formed in July 2016. Drawing clear influence from Pantera, Lamb of God, Machine Head, Sepultura, and Soulfly, the band crafts a heavy, aggressive sound rooted in the tradition of groove and modern metal. Their music is shaped by themes of a world in constant conflict, and they self-release material through their Bandcamp page.

Bömbraid are a black/thrash metal band from Dosquebradas, Risaralda, Colombia, formed in 2020 and signed to High Tension Records. The trio—trading under the names Hellbomber, JJA Nekro, and Nunsfucker—released their debut demo Meet Me in the Graveyard in 2021, blending first-wave black metal aggression with punk-infused speed.

Búldr is a solo depressive raw black metal project by Brazilian musician Gabriel Tibério, based in São Paulo and active since 2021. The project works in a lo-fi, DSBM-influenced style and has released multiple recordings including the 2023 album "Under the Silver Lake." Its discography spans 2021 through at least 2025, placing it within Brazil's active underground depressive black metal scene.