Death/thrash metal band from Fortaleza, Ceará, who signed to Italian label Wormholedeath Records and released their debut full-length Sanatorium in March 2024. The album was produced by Rafael Augusto Lopes at Casanegra studio in São Paulo and features guest guitar solos by Andre Zaza Hernandes, a veteran session musician known for his work with Angra and Andre Matos. Their sound channels raw aggression and relentless energy in the tradition of Brazilian extreme thrash.

Grindcore and crust punk band from Recife, Pernambuco, active from 2012 until their split. The name translates to Seven Days of Massacre, nodding to the blunt, politically charged tradition of Brazilian and international crust grindcore. Recife has produced a small but fierce extreme underground, and 7 Dias de Massacre operated within that scene, blending the noise-driven blast of grindcore with the anarchic energy of crust punk.

An orthodox black metal band from Rio de Janeiro whose members perform anonymously under the collective name 7 Peles, staging rituals with robes, candles, and altars. The band has released three albums — O Primeiro Evangelho do 7 Peles (2019), O Segundo Evangelho do 7 Peles (2020), and O Terceiro Evangelho do 7 Peles (2022) — built around Luciferian and Gnostic theology. Their reach extended internationally when Mayhem guitarist Charles Ghul Hedger and vocalist Attila Csihar contributed to their recordings.

7mo Sello is a death metal band from Santa Fe, Argentina, formed in August 2000, with a lineup of Juan Ignacio Acosta on guitar, Juan Manuel Escudero on drums, Cristian Ibalo on vocals, and Alan Corcico on bass. The band released the Live Sessions digital album in July 2023, featuring tracks including "Abismos de Fe" and "Asesino."

Depressive black metal project from São Paulo, Brazil, formed in 2015 under the name Wahn before adopting the :Nihus: moniker. The band centers on themes of depression, despair, and self-destruction, and has released the album Monólogo do Sofrimento as well as a split with Finnish act Invernium titled Forgotten Voices. Signed to Depressive Illusions Records, they have contributed tracks to Brazilian DSBM compilations and maintain a tight connection to the international depressive black metal underground.

Technical death metal band from Aracaju, Sergipe, named after Irineu Evangelista de Souza, the Baron of Mauá, the 19th-century industrialist who tried to modernize Brazil against government resistance. The band blends precision death metal with progressive and harmonic sensibilities, drawing influences from across the extreme spectrum from Napalm Death to Radiohead, and released the EP Conscience as an early showcase of their refined, worked-out approach. They have shared stages with established Brazilian acts including Torture Squad.

A Day to Fall is a groove metal and melodic death metal project formed in 2011 with Argentine musicians, releasing the album Architects of Hate along with tracks such as Southern Flame and What Lies Ahead. The band blends melodeath intensity with metalcore-driven heaviness, drawing on the members' roots in the Argentine underground scene.

A doom/black/gothic metal act from Nova Friburgo, Rio de Janeiro state, founded in 2023 and already prolific with releases including Absence of Life (2023), Abstract Existence, and Scars of Divine Rebellion. Their lyrical themes circle death, mourning, misanthropy, and cosmic introspection, channeling the slow-burning despair of the doom-death tradition into a blackened gothic frame.

A heavy metal band from Fortaleza, Ceará, active from 2010 until their split-up. Operating out of the northeastern Brazilian metal underground, they released music through their Bandcamp page, blending traditional heavy metal within a scene more commonly dominated by extreme genres.