Aneurose is a thrash metal band from Lavras, Minas Gerais, whose sound pulls from classic thrash while incorporating death metal and hardcore elements. They released the full-lengths "From Hell" (2013) and "Juggernaut" (2016), as well as "Made in Rage", and have appeared on international tribute compilations covering AC/DC, Black Sabbath, and Sepultura, reflecting their standing in the Brazilian underground.

Anfauglir are a raw black metal band from Santiago, Chile, whose work draws on themes of magic, war, and occultism rooted in Chilean underground traditions. The band released "Demo MMXXIII" as a limited CDr in 2023, documenting their austere and confrontational approach to the genre.

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.

Anfor is a thrash metal band from Guadalajara de Buga, Valle del Cauca, Colombia, founded in 2004. Their music addresses themes of rebellion, inner struggle, and social critique in the tradition of classic thrash metal. The band records for Living Dead Records and has released audiovisual content across YouTube, Facebook, and Instagram.

Angant is a heavy metal quartet from São Bernardo do Campo, São Paulo, playing a classic-influenced style drawing on Judas Priest, Accept, and early Metallica. Their 2018 debut EP "Deep and Far" — released through Tratore — showcases tight riffing, melodic choruses, and well-balanced production across four tracks, marking a confident start for the band.

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".

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.

Angel X was a progressive/power metal band from São Paulo, Brazil, operating as an independent act with lyrical themes centered on Christianity and war. Short-lived and self-released, the band explored the melodic and technical end of power metal in the tradition of the São Paulo metal scene before splitting up.

Angel's Fire is a symphonic power metal band from Recife, Pernambuco, formed by childhood friends who built their sound around the melodic grandeur of Nightwish, Rhapsody of Fire, and Sonata Arctica. Their debut full-length "O Conto" (2018) features vocalist Priscila Lira leading 11 orchestrated tracks primarily sung in Portuguese, blending Christian spiritual themes with cinematic arrangements drawn from film score influences.