Ancient Monument is a black metal band from Governador Valadares, Minas Gerais — a city already known in Brazilian metal circles as the birthplace of gothic doom pioneers Silent Cry. Formed in 2020, the band operates in the underground black metal tradition and releases music independently through Bandcamp.

Ancientblood is a black metal band from Ilha do Governador, a district of Rio de Janeiro, with roots tracing back to an earlier project that later evolved into the raw black metal act Vinterthron. The name is a deliberate reference to the Scandinavian black metal origins the band draws from, and the project has produced raw rehearsal and pre-production material released through Ashen Productions.

Andenwölfe is a one-man raw black metal project from Venezuela, formed in 2023 and devoted to themes of solitude, isolation, and inner darkness. The project released the debut EP Reminiscing on Tragedy in October 2023, described as a journey through desolation and self-reliance.

Andromalius is a black metal band from Gurupi, Tocantins, Brazil, formed in 2019, taking their name from the goetic demon of the 72 spirits of Solomon. Operating in the deep underground of Brazil's interior, the band carries forward the raw, occult-driven black metal tradition that has flourished in the country's less-documented regional scenes.

András was a black metal band from Santa Mariana, Paraná, Brazil, active from 2012 until their split-up. Operating within the Brazilian underground black metal scene, the band pursued a raw and orthodox approach to the genre rooted in the traditions of South American black metal extremism.

Andurá is a black metal band from Campos dos Goytacazes, Rio de Janeiro state, Brazil, formed in 2020. The band adds to the growing cluster of Rio de Janeiro state underground black metal acts, pursuing the harsh, atmospheric extremity that characterizes the Brazilian black metal underground.

Anfauglith is a folk/pagan black metal band from Olinda, Pernambuco, whose name is drawn from J.R.R. Tolkien's Silmarillion — the Sindarin word for "Suffocating Dust" referencing the burning of the plain of Ard-Galen. Formed in 2010, the band draws on Moonsorrow and Thyrfing for their atmospheric framework while weaving in Nordic mythology and medieval paganism, releasing their EP "The Devastation in Ard-Galen" in 2019.

Angel of Light was a black metal band from Piracicaba, São Paulo, active from 1995 to 2003, rooted in the Luciferian and Satanic tradition of Brazilian black metal. The band appeared on the 1999 split "Gloria Patri" alongside fellow Brazilian act Satanaquia, released through MegaTherion.

Angústia was a blackgaze project from Lavras, Minas Gerais, Brazil, blending raw black metal with shoegaze textures — a combination of abrasive tremolo-picked riffs and dreamy, washed-out atmospherics. The project was active from 2009 and split up after a limited run of underground releases.