Thrash and groove metal band from Brasília, Distrito Federal, active from 1988 to approximately 2008. Over their career they released two studio albums — Rage in 1996 and Caution! Strong Irritant in 2001 — as well as several compilation appearances, making them one of the longer-running heavy metal acts in Brazil's capital city.

Abiogenesis is a heavy metal band from Concepción, Chile, whose sound blends traditional heavy metal with hard rock, technical metal, and jazz-influenced passages. Their album "Eternos Laberintos" (2025) was recorded at El Cuartel del Músico in Concepción, produced by guitarist Eduardo Martínez alongside the band, and mixed and mastered by César González. The record is a conceptual work exploring the mental, emotional, and physical states of the human experience.

Heavy metal and punk band from Natal, Rio Grande do Norte, formed in 2012 and representing the northeast Brazilian underground scene. The band blended metallic riffing with punk energy in a region not traditionally known for a large extreme metal presence, though they have since split up and left minimal documented releases.

Brazilian atmospheric and depressive black metal project formed in 2014 by multi-instrumentalist Skymning and vocalist Seektor, initially under the name Bosque Negro before settling on Abisma. The duo has been remarkably prolific, releasing a series of full-lengths including Memórias (2015), Mundo Inóspito (2016), Réquiem (2016), and Clamor, alongside splits with acts such as Invernium, crafting layered, melancholic black metal with ambient and doom overtones.

Depressive black metal and blackened doom project from Betim, Minas Gerais, formed in 2016 by two members credited only as Depression 3 and Depression 4. Signed to Depressive Illusions Records, the project has released a dense catalog of material including the debut demo Ouça Minha Angústia and full-length Infortúnio (both 2016), followed by numerous albums exploring themes of suicide, loneliness, and cosmic nihilism with long-form, slow-burning compositions.

Black metal band from São Paulo, Brazil, active since 2009 and part of the city's ongoing underground extreme metal tradition. They debuted with the demo Tétricos Amanheceres in 2009, drawing on raw South American black metal aesthetics rooted in the legacy established by earlier São Paulo acts.

Abissal was a black metal band from São Francisco do Sul, Santa Catarina, in southern Brazil. Operating from 2018 until their dissolution, the band played raw, underground black metal with themes rooted in darkness and anti-Christianity, in the tradition of the Brazilian underground extreme metal scene.

Abjeto is an experimental black metal project from São Paulo that began as a solo venture by guitarist and vocalist Mario Albino before evolving into an improvisation trio with the additions of Rafael Lennert and Alice Duarte. Their approach fuses raw and atmospheric black metal with improvised, free-form structures rooted in mysticism and introspection. The band has released several recordings through Bandcamp including Conclave, Dialética do Caos, and Argumento VI.

Able to Return is a melodic death and groove metal band from Santarém, Pará, in the Brazilian Amazon — a notably isolated location for extreme metal. Formed in 2019, the band merges Scandinavian-influenced melodic death metal with groove metal heaviness, representing a growing extreme metal presence in Brazil's northern interior.