Acies are a heavy metal band from Göppingen, Germany, active since 2017, with releases including Seenot and Space that explore diverse sonic territory within the traditional metal framework. Based in the Staufer region of Baden-Württemberg, they bring a disciplined approach to their craft.

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.

Ackomas has been channeling black metal from the Cheshire town of Macclesfield since 2007, drawing nearly two decades of darkness from the edge of the Peak District. Their sustained activity makes them one of northwest England's most enduring black metal projects.

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.

Acolytes of Moros crafts doom metal from Uppsala since 2013. Named after the devotees of the Greek personification of impending doom, they deliver over a decade of ominous heaviness from Sweden's ancient ecclesiastical capital.

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.

Acouphène is a raw black metal project from the French underground since 2024, sharing the tinnitus-inspired name with their Lyonnaise counterparts but pursuing an entirely different sonic path. Their stripped-down approach embraces black metal's most hostile frequencies.

Acral Necrosis has been blending black and thrash metal from Leeds since 2011, their medical-term name referencing tissue death at the extremities. Over a decade of West Yorkshire extremity speaks to deep roots in the northern English underground.