Atlantis Chronicles merges death metal, melodic death metal, and metalcore from Paris since 2009, crafting conceptual albums inspired by the myth of the sunken continent. Over fifteen years of activity have established them as one of the French capital's most narratively ambitious extreme acts.

Atlas Ashes are a melodic death metal band from Lausanne, Switzerland, formed in 2022 by guitarists Nicolas Gendreau and Nathan Storni and drummer Yann Baumberger, later joined by vocalist Chloé Eigenmann. Signed to M & O Music, the band released their debut album "New World" on February 14, 2025, drawing comparisons to Arch Enemy and In Flames in their blend of aggressive riffing and melodic lead work.

Atomic Breath are a death/progressive metal band from Innsbruck whose music extends beyond the genre's conventional brutality to incorporate dynamic shifts, complex song structures, and technically ambitious instrumental passages. Their Tyrolean origins place them in a regional scene with strong traditions of craftsmanship, which is reflected in their meticulous approach to heaviness.

Atomic Fault delivers death and thrash metal from Belgrade since 2023. Their seismic-nuclear name drives compositions of tectonic aggression from the Serbian capital, built on geological fault lines of its own.

Atomic Front is a black and death metal band from Aachen, Germany, formed in 2025, representing one of the newest extreme metal acts in the westernmost German city. The band fuses black and death metal's combined ferocity at the intersection of German, Belgian, and Dutch metal cultures.

Atomic Spitfire delivers death 'n' roll from Uppsala since 2024. Their warplane-nuclear name drives explosive compositions that merge death metal's aggression with rock 'n' roll swagger.

Atomwinter is a death metal band from Gottingen, Germany, formed in 2010, whose self-described 'atomic death metal' approach is reflected in a catalog spanning albums like Death Doomination, Iron Flesh, Catacombs, and Sakrileg plus a split with Collapse Instinct. The band delivers relentless death metal from the university city in southern Lower Saxony.

Stevenage's Atopia craft melodic death metal that balances intricate guitar harmonies with aggressive rhythms and powerful vocal delivery. Since 2012, they've developed a sound that draws from Scandinavian melodeath traditions while maintaining a distinctly English character.

Atrax Mantis — named after a genus of venomous spiders — has spun death metal from Kilkenny since 2008. From this medieval Norman city in Ireland's southeast, they deliver music as lethal as their arachnid namesake.