Anal Carnage is a death/grind band from Victoria, Chile, whose origins trace back to a grindcore project called Necrosis before the band adopted their current name. They released a self-titled demo in 2007 and followed it with the six-track record "Uncontainable Temptation to Kill" in 2009, establishing a brutal sonic identity rooted in the Chilean underground extreme metal scene.

Anartria was a death metal and grindcore band from Palhoça, Santa Catarina, Brazil, part of the underground extreme metal scene of the state's southern coast. The band blended the punishing brevity of grindcore with death metal heaviness, operating as an independent act before splitting up.

Anastomose is a death metal and grindcore band from Sorocaba, São Paulo, Brazil, formed in 2020. Working in the tradition of Brazilian extreme metal, the band fuses the blunt force of grindcore with death metal brutality, operating as an independent act out of the São Paulo interior scene.

Ancient Land were a pagan black/death metal band from Embu das Artes, on the outskirts of São Paulo, who blended black and death metal with symphonic elements and themes of freedom, paganism, nature, and anti-Christianity. Their Bandcamp catalogue includes the releases In My Solitude…, In the Name of the Cross…, The Symphony of War, and Destroys the Lies before the band dissolved.

Angel Distress is an atmospheric doom/death metal band from Belo Horizonte, Minas Gerais, crafting music described as dark, heavy, and majestic with an epic and melancholic character. The band released their debut album "Ligna In Inani" in 2025 through Vision of God Records, having built anticipation with the earlier single "Fallen in Pain".

Angerstorm are a death metal quintet from Quillota, Chile, who gained regional recognition when they were invited to open for Mexican-American extreme metal band Brujería at a show in Valparaíso in April 2022. The band, whose members include drummer Darko Fernández, have continued to anchor the local underground scene, most recently performing at the Kill-ota Metal Fest III in San Pedro in February 2026.

Anima Inmortalis is a death metal band from Santiago, Chile, whose name means "Immortal Soul" in Latin. The band released the full-length album Everlasting in 2005 and followed it with the EP Understanding the Darkness in 2010 before issuing More than Just Flesh and Blood in 2011 through Australis Records, recorded at 15 Hz Studios in Santiago. Their lyrical themes explore astral concepts, philosophy, and the nature of life and death.

Anorkia was a death metal band from Curitiba, Paraná, Brazil, active in the early 2000s before splitting up. The band operated as an independent act within Brazil's underground death metal scene, releasing a self-produced demo in the mid-2000s with lyrical themes grounded in realism.

A death metal band from São Paulo formed in 2015 by vocalist Danilo, guitarist Bulldogue, bassist Cayque, and drummer Denito. Their self-titled debut EP was released in late 2016 as a limited 300-copy 7" vinyl, staking out a nihilistic, stripped-down death metal sound in the vein of the São Paulo underground. The band has remained active and independent since their formation.