Agadzagadza is a bestial black/death metal duo from Rio Grande do Sul, Brazil, formed in 2025. Their debut album "Ululo Das Almas Trucidadas" (2025) delivers nine short, brutally abrasive tracks built on chaotic distortion, harsh guttural vocals, and deliberately lo-fi production in the tradition of South American bestial black metal. The band's name draws from a trickster figure in Bura mythology, while their lyrics deal in transgressive anti-religious and apocalyptic imagery.

Against Death was a black/death metal band from Recife, Pernambuco, Brazil, active from 2010 until their split-up. Operating out of the Northeastern Brazilian underground scene, the band combined the rawness of South American black metal with death metal brutality. They maintained a Bandcamp presence under the name "Life Against Death For Fucks Sake," reflecting the irreverent spirit common to the region's extreme metal underground.

Agdron was a death metal band from São Paulo, Brazil, active from 2022 until their split-up. During their brief existence they released three recordings — "Embrace the Unmaking," "Manifest the Veiled," and "Acknowledge the Cult" — each title suggesting a conceptually cohesive occult or cosmic death metal approach. The band maintained a presence under the Instagram handle @cultofagdron, underscoring the ritualistic angle of their project.

Agnozia are a death metal power trio from Belo Horizonte, Minas Gerais, assembled during the pandemic and dedicated to old-school death metal in the tradition of the early 1990s. Their debut album Ultra-Violence, released in May 2023 on Black Hearts Records, delivers eight tracks of churning riffs and brutal drumming with song titles like Innate Antropophagy and Moritvri Mortvis signaling an unapologetically visceral approach.

Agoniza are a thrash/death metal band from São Paulo formed in 2020 and self-releasing their material independently. Emerging from the city's long-running extreme metal underground, they combine the direct aggression of thrash with death metal heaviness in the tradition of São Paulo's prolific extreme metal scene.

A death metal band from Governador Valadares, Minas Gerais, formed in 2017 and active only briefly before splitting up. They played in the straightforward Brazilian death metal tradition, drawing on the aggressive, guitar-driven sound typical of the country's underground scene.

Grindcore band from Rio de Janeiro formed around 2000, active intermittently since with a resumed presence from 2015 onward. Singing predominantly in Portuguese, their lyrics take on social and political themes — anti-war, anti-prejudice, environmental devastation — delivered over tight, blast-driven grind across releases including the demo 'Evergrind', the LP 'Ruptura', and the 2017 EP 'Infrator'.

Agroterrorism is a death metal and grindcore band from Buenos Aires, Argentina, formed in 2017 and active in the city's extreme underground scene. The band has self-released a series of EPs titled Tentacle, Muzzle, and Tusk, each maintaining the brutal and concise format typical of the grindcore genre. Their output reflects the raw, caustic energy that characterizes Argentina's death-grind underground.

Akraniuum is a Brazilian death metal and grindcore band active since 1992, making them one of the longer-running acts in Brazil's extreme underground. Their three-decade career places them in the same generational wave as the country's foundational extreme metal groups, combining the blasting brutality of grindcore with the riff structures of death metal.