Brighton's Asperitas deliver a crushing blend of death metal, deathcore, and groove metal, shifting between technical precision and brutalising breakdowns. Since 2012, they've honed a sound that balances the cerebral with the visceral, making them a standout in the UK's extreme metal underground.

Asphodelos is a death and thrash metal band from Jena in Thuringia, Germany, formed in 2010, whose releases include And Death Shall Reign, To the Grounds of Everwhite, and The Five Rivers of Erebos. The band's album titles draw heavily on Greek underworld mythology, with Asphodelos itself referencing the fields of the afterlife where ordinary souls dwell in Greek tradition.

Asphyxia Perception crafts gothic, doom, and death metal from Vologda since 2015. Their suffocation-awareness name drives a decade of multi-genre compositions from this historically rich northern Russian city.

Asphyxiate is a progressive death metal band from Flemish Brabant, Belgium, blending technical death metal structures with progressive song architecture. They released the "Electric Demonic Plague" EP and a self-titled cassette, building a sound that pushes beyond straightforward brutality into more elaborate compositional territory.

Aspidium is a black and death metal band from Abtsgmund and Aalen in Germany, established in 2017 as a solo project of Kurt Jason Kelderer before expanding to include Susi Hartmann on bass and Emil Herrmann on drums. The band's two albums, Manifestum and the 2020 follow-up Harmagedon, deliver a fierce blend of black and death metal from the rural Swabian countryside.

Aspiration channels death metal from the tiny Ostrobothnian village of Pyhäntä since 2016, one of Finland's most remote sources of extreme metal. Their ambitious name contrasts with their humble rural origins, suggesting a band reaching for something beyond their surroundings.

Aspirationis delivers symphonic and melodic death metal from the Saratov and Engels area since 2021. Their Latin name meaning 'of aspiration' drives orchestrally enhanced compositions from these twin cities on the Volga.

Aspro Askari creates progressive black and death metal from Cologne since 2016. Their name, combining Greek and Swahili words, brings a multicultural edge to their progressive approach to extreme metal from the Rhine metropolis.

Ass Burners has been fusing black metal, death metal, and grindcore from Lille since 2003, their deliberately provocative name signaling a project that values transgression alongside extremity. Over two decades of genre-crossing mayhem from northern France reflect enduring commitment.