Imundície is a nihilistic goregrind band from Porto Alegre, Rio Grande do Sul, Brazil, formed in 2016. The trio — Junior Purulent, Fabricio Terribile, and Léo Manhães, all veterans of the Brazilian extreme underground — released their debut full-length Kolaps Civilizace on October 31, 2023 through Rotten Foetus Records, recorded across multiple sessions at HurricaneStudio in Porto Alegre. The album's sixteen tracks blend primitive goregrind with noisecore touches.

In Absenthia is a melodic gothic/doom metal band from Rio Grande, Rio Grande do Sul, Brazil, formed in 2013. Comprising Bruno Braga (guitars/vocals), Gelisson Amaral (keyboards), William Farias (bass), and Erlon Gutterres (drums/vocals), the band released their debut full-length Thou Shalt Not Forgive Fate in March 2020 through Eclipsys Lunarys Productions. Their sound draws on the melancholic atmosphere of European gothic doom while incorporating South American sensibilities.

In Cold Blood is a melodic death metal band from Santiago, Chile, founded by Leonardo Araya in 2008. The band operates independently and addresses themes including politics, social issues, and the environment through their melodic death metal framework.

In Element is a melodic death metal band from Buenos Aires, Argentina, whose lineup has included vocalists Dane Tee and Santiago Cánepa and guitarist Emanuel Torres. Their fifth album, "Victory or Defeat", was released on October 30, 2022 through French label M&O Music and blends melodic death metal with electronic and trap-influenced production.

In Nomine Belialis is a black metal band from Belo Horizonte, Minas Gerais, Brazil, operating in the city's long-established extreme metal tradition. Their discography spans multiple releases including Por Satanás (2015) and La Messe Noir (2017), the latter described as a summation of the band's entire history combining older compositions with newer material into an impure, anti-Christian assault. They have been associated with Cogumelo Records, the legendary Belo Horizonte label that helped birth the South American extreme metal scene.

In the Shadows is a doom/death metal band from Anápolis, Goiás, Brazil. The band contributed the track "De Profundis (the Chorus of the Damned)" to the Doomed Serenades Vol. 1 Brazilian doom metal compilation (2012) and later appeared on The Sound of Satanic Hellbangers Vol. III (2023), demonstrating a long-running presence in the Brazilian doom underground. Their music engages with themes of darkness, despair, and death common to the doom/death tradition.

Inanimalia is a melodic death metal band from Ribeirão Preto, São Paulo, Brazil, originally formed around 2016 by guitarist Rafael Cazuza alongside vocalist Alessandra Lodoli and bassist Thales Carosia. Their debut EP "A Message" introduced a sound rooted in straightforward death metal that evolved over time to incorporate elements of doom, groove, and progressive metal. The current lineup—also featuring guitarists Henrique Manreza and Marcelo Gratão alongside drummer Vagner Venâncio—pursues longer, more melodic compositions than the band's earlier material.

Inanna was a death metal band from Santiago, Chile, formed in 2000 by guitarist Diego Ilabaca and vocalist/bassist Max Neira, drawing on Lovecraftian horror, ancient mythology, and progressive death metal influences in the vein of Morbid Angel and Cynic. Over a 25-year run they released three studio albums — Converging Ages (2008), Transfigured in a Thousand Delusions (2012), and Void of Unending Depths (2022, via Memento Mori Records) — before disbanding in August 2025.

Incarceration is an old-school death metal band founded in Manaus, Amazonas, Brazil by guitarist and vocalist Daniel Silva, later completing its lineup in Hamburg, Germany with bassist Björn Freese and drummer Michael Koch. The band debuted with the "Sacrifice" 7" EP in 2013 on Dawnbreed Records—limited to 500 hand-numbered copies—and followed it with the full-length "Catharsis" (F.D.A. Rekotz, October 2016), a ten-track record drawing on influences from Sepultura, Slayer, and Repulsion. Incarceration has toured over twelve countries and appeared at festivals including Party San, Obscene Extreme, and Killtown Death Fest.