Britannia are a heavy metal band from San Francisco, Córdoba, Argentina, built around the Possetto brothers — Javier "Jama" on drums and Sergio "Checho" on bass and vocals — alongside guitarist Ángel "Tato" Grangetto. The band chose their name as a direct tribute to the British bands that inspired them, including Motörhead, Iron Maiden, and Judas Priest, and their sound reflects that NWOBHM-rooted lineage. Their lyrics engage with social and political themes while maintaining an independent, non-partisan stance.

Broken & Burnt is a groove metal band from Serra, Espírito Santo, Brazil, active since 2011. Describing their sound as "heavily distorted music" with influences spanning groove, stoner, thrash, doom, and sludge metal, the band has released several albums including "Let the Burning Begin" (2012), "Stolen" (2013), "It Comes to Life" (2016), and "Another Round" (2019). They are an independent act with a self-described philosophy built on raw energy and aggression.

Broken Dreams was an internet-assembled Argentine deathcore and cybergrind project formed by guitarist and programmer Fernando González from Puerto Deseado and vocalist Andrés Leonardo Stork from Tigre, who collaborated remotely. The band released a Demo in 2012 featuring nine tracks of bruising deathcore and brutal electronic elements before eventually going dormant.

Broken Neck is a metalcore band from Punta Arenas, Chile, operating at the southern tip of South America. The band released their debut material in September 2015 as a split with fellow Punta Arenas outfit Throxic, titled "Rising the Revenge," featuring five original tracks recorded at De Pirque Producciones.

Brutal Abyss is a death metal band from Fortaleza, Ceará, Brazil, evolving from an earlier project known as Dry Curse. The band released their debut full-length "Misanthropic Butcher" in 2018 through Extreme Sound Records, a ten-track album praised for its quality and passion and noted for influences from 1990s bands such as Grave and Gorguts. The album received top marks from multiple Brazilian metal publications and earned the band a physical CD release distributed across Brazilian metal shops.

Brutal Annihilation is a brutal death metal and goregrind band from Cuiabá, Mato Grosso, Brazil. The band released their demo "Gore Session" in 2020, an eight-track recording featuring members performing under gore-themed aliases. Their Bandcamp page received an Album of the Day feature in August 2023, bringing wider attention to their splatter-oriented extreme metal sound.

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 Nativo is a death/groove metal band from Barquisimeto, Venezuela, active since 2009. The band has released two full-lengths, "Raza" (2017) and "Xapiripë" (2023), delivering a forceful blend of death metal aggression and groove-driven heaviness rooted in the Venezuelan underground metal scene.

Brutal Reality is an old school death metal band from São Paulo, Brazil, active since around 2020. The band plays straightforward death metal with themes centered on social disorder, chaos, and violence, operating as an independent act in Brazil's thriving underground death metal scene.