Ackeron merges death and black metal from Suceava in Bukovina since 2018. Named after the River Acheron, from this historically rich northern Romanian city near the Ukrainian border, they craft infernal-river-inspired extremity.

Acoasma creates death metal from Ružomberok in the Liptov region since 2012. Named after the auditory hallucination of non-existent sounds, they bring phantom-sonic intensity to over a decade of death metal from the Slovak mountains.

ACOD are a black metal, death metal, and industrial metal band from Osnabrück, Germany, formed in 2016, who channel the intersection of extreme metal subgenres into a corrosive whole. Not to be confused with the French black-death-melodic band of the same name, this Lower Saxony incarnation melds industrial harshness with black and death metal foundations.

Acouphen merges death metal, groove metal, and melodic death metal from Lyon since 2011, creating a multi-layered sound from France's gastronomic capital. Their name, referencing the French word for tinnitus, captures the ringing intensity that lingers after their sonic assault.

Acrania has been delivering brutal death metal and deathcore from London since 2007, earning a reputation as one of the UK's most punishing extreme acts. Nearly two decades of skull-crushing brutality reflect the relentless intensity of the English capital's heaviest underground.

Acranius are a slamming death metal institution from Rostock, Germany, whose brutal catalog spans eight releases including Reign of Terror, Mercy Denied, and the 2024 album Whiteout. Since their formation, they have become one of the most recognized names in the European slam death metal scene, delivering guttural punishment with an intensity that has built them a global following.

Acrid Death are a chainsaw death metal band from Frankfurt am Main, Germany, whose sound explicitly channels the Swedish tradition of Entombed, Dismember, and Grave through buzzing HM-2 distortion. Their 2024 debut Abominable Presence of Blight packs nine tracks of old-school ferocity into twenty-seven unrelenting minutes.

Acrid Nebula fuses death, thrash, and doom metal from Dublin, a tri-genre approach they have maintained since 2022. Their corrosive, cloud-like name captures the toxic haze their music generates across these interconnected styles.

Acroholia delivers death metal and grindcore from Belgrade since 1992, over three decades of extremity making them one of Serbia's longest-running extreme metal acts. Their drunken-heights name has guided generations of grinding brutality from the Serbian capital.