Aschmicrosa has channeled black metal from Nova Gorica on the Italian border since 2003. Over two decades from this Gorizia-adjacent city, they have produced one of Slovenia's longest-running black metal legacies.

Ascian is a death and doom metal band split between Brunswick and Wurzburg, Germany, formed in 2018, blending doom, black, and post-metal into what they describe as leaden vibes that are hopeless and gloomy yet filled with melancholy. Their 2024 album Sing to Me Sweet Void spans over an hour across seven tracks, released in limited editions of one hundred vinyl copies and fifty cassettes, following the 2020 debut Elysion.

Ascéal are a folk metal band from Winterthur, Switzerland, formed in 2018, whose name derives from the Gaelic phrase for "telling a story." The band pairs Celtic instruments — bagpipes and flutes played alongside rhythm guitar and double bass — with clean female vocals and growls, drawing lyrical themes from Irish and European folklore, mythology, and history across their debut EP "Untold Stories" (2023).

Asebeia practices raw black metal from Novomoskovsk in the Tula Region since 2022. Their Greek name meaning 'impiety' drives compositions of deliberate irreverence from this chemical-industry town.

Asedio fuses crust punk's DIY fury with melodic death metal from A Coruña, creating a volatile crossover that has energized Galicia's underground since 2009. Their hybrid approach speaks to the deep punk-metal connections thriving in Spain's northwest.

Asenath Blake channels black metal from Wales since 2020, their Lovecraftian character name drawing from the Cthulhu Mythos. Their Welsh origins and cosmic-horror inspiration create a uniquely atmospheric black metal identity.

Asenheim has evolved from black and pagan metal into epic black metal, relocating from North Rhine-Westphalia to Baden-Württemberg since 2021. Their name references the home of the Aesir gods in Norse mythology, guiding compositions that have grown in scope alongside their geographic migration.

Asenion merges death and progressive metal from the Burgundian town of Nevers since 2013, bringing structural ambition to the Loire's quiet heartland. Their approach combines brutality with compositional sophistication from an unlikely origin.

Asepsia delivers clinical death metal from Fuenlabrada, one of Madrid's southern satellite cities, since 2014. Their sterile name belies a sound of pure contamination and extreme metal brutality.