Autumnblaze is a German melancholic metal band from Illingen, formed in 1996 by Markus B. on vocals, guitars, bass, and songwriting alongside Arisjel on drums. The band has transformed their style with each new record across albums like DammerElbenTragodie, Welkin Shores Burning, Every Sun Is Fragile, Perdition Diaries, and the upcoming ninth album Glut, always bearing deep melancholy as a unifying thread through their evolving sound.

Auxilium practices raw black metal from an undisclosed Russian location since 2014. Their Latin name meaning 'aid' or 'help' creates an ironic contrast with the hostile, alienating quality of their lo-fi compositions.

Außerwelt creates post-black metal from Münster in Westphalia since 2014. Their German name meaning 'outer world' or 'beyond the world' captures the transcendent, boundary-crossing quality of their atmospheric approach from this university city.

Auðn has become one of Iceland's most acclaimed atmospheric black metal acts since forming in Hveragerði in 2014, their name meaning 'desolation' in Icelandic. Signed to Season of Mist, they translate the country's stark geothermal landscapes into albums of profound emotional and sonic weight.

South Wales' Avagddu draw from Welsh mythology to create a distinctive blend of black, doom, folk, and funeral doom metal, named after the ugliest man in Welsh legend. Since 2008, their music has channelled the ancient darkness of Celtic folklore through sprawling, atmospheric compositions.

Avant Soliloque merges black and doom metal from Bucharest since 2013. Their French-inflected name, meaning 'before the soliloquy,' suggests compositions that build toward profound individual expression from the Romanian capital.

Athens' Avaris are veterans of the Greek black metal underground, active since 1997 and named after the ancient Hyksos capital in Egypt. Their long tenure has seen them evolve through multiple phases of black metal while maintaining ties to the scene's foundational era.

Avaron is a Hungarian black metal project that emerged in 2020 without disclosing its geographic base within the country. Their work draws from the isolationist tradition of black metal, favoring atmosphere and obscurity over public visibility.

Avarsír merges atmospheric black metal with doom metal's crushing pace, a Hungarian project formed in 2023 whose name translates roughly to 'Avar Grave,' referencing the medieval Avar people who once inhabited the Carpathian Basin. Their music excavates the historical darkness buried beneath the Hungarian plain.