Black metal and grindcore band from Catanduva, in the interior of São Paulo state, formed in 2023. The name translates to Three Skulls and reflects the band's penchant for stripped-down extremity at the intersection of raw black metal aggression and the blunt force of grindcore. As a new entry in the Brazilian underground with no Spotify presence, they operate in the DIY cassette and Bandcamp space that sustains much of the country's extreme metal underground.

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.

Abhorrent Spawn is a Brutal Death Metal and Grindcore band from Bogotá, Colombia. The band released two EPs in quick succession — A Creepy Bald Man Eating Spaghetti in 2023 and Nice to Meat You in 2024 — establishing themselves as part of Bogotá's extreme metal underground.

A death metal and grindcore band from Brasília formed in 2017, operating in the tradition of Brazilian extreme metal with the short, brutal blasts characteristic of the grind style. Working out of the country's capital — less historically prominent in extreme metal than São Paulo or Belo Horizonte — the band contributes to a growing underground scene in the city.

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'.

Grindcore band from Paraíba formed in 2024, self-described as inspired by 'eardrum-destroying' grind acts. In their short existence they have already released a split with Abissal and contributed to the Incorruptible Project split, playing unpolished, raw grindcore in the vein of classic old-school grind.

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.

Alaridos are a grindcore band from Santiago, Chile, formed in 2013, with a lineup featuring Daniela on vocals, Erik on drums, Alberto on bass, and Alejandro on guitar. The band has released four recordings: the debut full-length Ciudad Paranoia (2013), Vida Sangre y Dolor (2014), a split with Richard Harrison (2017), and Horca (2021), which was tracked at Lion's Roar Studio in Peñaflor and mixed by Cristian León. Their Bandcamp presence under the tag "Grindcore y Muerte" reflects the band's dual grindcore and death metal influence.