Brutal Death was a death/thrash metal band formed in 2011 in Rio Branco, Acre, Brazil. The band operated in the underground extreme metal scene of the Amazon region before disbanding.

Brutal War is a death/thrash metal band from Santa Maria da Vitória, Bahia, Brazil, formed in 2006. The band incorporates Christian and apocalyptic themes into their music and have released albums including "Hell is Real", "Revelation 666", "Warmageddon", and "Rage of Destruction".

Bruthus is a crossover thrash/heavy metal band formed around 2017–2018 in Nova Friburgo, Rio de Janeiro state, Brazil. Influenced by 1980s and 90s metal and rock, the band sings in Portuguese and has released the EP "O Sacode" (2018) and the full-length "Comigo Não" (2019), sharing stages with acts such as Noturnall and Edu Falaschi.

Bruto is a thrash metal band from Gama, a satellite city of Brasília, Brazil, with roots going back to the mid-2000s. The band performs in Portuguese and blends thrash metal aggression with rock and roll energy, releasing the album "Mundo Destruído" and becoming the first metal band to win the Gama Popular Music Festival (FMPG).

Butequeiros is a crossover thrash band from Nova Odessa, São Paulo, Brazil, formed in 2018. The band blends thrash metal, hardcore, and punk into a noisy, aggressive sound aimed at protesting fanaticism and social conformity. Their 2018 debut album "Santa Esquizofrenia" showcases their raw, energetic approach to the genre.

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.

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.

C.F.C. (short for "Cash for Chaos") is a thrash metal and crossover band from Goiânia, Goiás, Brazil, that has since split up. The band played politically charged and socially critical music, addressing themes of daily struggles, society, and systemic issues in their lyrics. They operated as an independent act within the Goiânia underground metal scene.

Cadela Maldita was a thrash metal and crossover hardcore trio from Curitiba, Paraná, Brazil, drawing influence from DRI, S.O.D., Slayer, and Ratos de Porão. The band released albums including "Fight to Survive" (2006), "First Lesson: Hate" (2011), and "The Universe in a Belly Button" (2013), tackling political and social themes throughout their discography. They completed a European tour spanning Germany, Belgium, the Netherlands, Poland, and the Czech Republic in 2012 before splitting up in 2018.