Amystery is a German black metal band from Lenggries in Bavaria, active since 2001, with a catalog that includes Grim Satanic Blessing, All Hail the Cult, Chaos Empire Satan, and Extermination Followed by Cryptic Silence. With over two decades of activity, the band has built a substantial body of work rooted in the satanic and occult themes central to the black metal tradition.

Amzera delivers death and thrash metal from the Breton town of Saint-Brieuc since 2015, bringing extreme aggression to the Côtes-d'Armor. Their approach channels Brittany's fierce maritime character into volatile, high-velocity metal.

Amūrta crafts melodic black metal from the ancient Finnish city of Turku since 2020, weaving melody through the genre's characteristic ferocity. Their Sanskrit-derived name adds an Eastern mystical dimension to their Nordic black metal foundation.

Amžius practices black metal from Kaunas since 2014, their Lithuanian name meaning 'century' or 'age' adding temporal weight to their compositions. From Lithuania's second city, they craft black metal rooted in the passage of time.

An Abstract Illusion has earned international critical acclaim for their atmospheric and progressive death metal from Boden in Norrbotten since 2014. Their cerebral name matches the intellectually ambitious compositions that have placed this remote Arctic military-garrison town on the global extreme metal map.

An Act of Grace is a deathcore band from Stuttgart, Germany, formed in 2014, whose releases include the full-length Path to Immortality and the single The Black Heart, which previewed their planned album The Great Mythunderstanding. The band incorporates djent and progressive metal influences into their melodic deathcore foundation, adding technical depth to the genre's characteristic brutality.

An Arrant Wolfe to Man is a one-person black metal and crust punk project from Munich, Germany, created by SK, who handles all instruments and vocals. The project fuses second-wave Scandinavian black metal with modern crust punk, exploring themes of modern civilization across releases like On Enlightenment, Direwolves in the North, and the 2026 collaboration with post-metal band Bell'sche Parese.

An Axis of Perdition merged black metal with industrial metal from Middlesbrough since 2002, creating some of the UK's most innovative and terrifying extreme music. Their geometric-damnation name suits compositions that mapped the architecture of horror.

An Empire Will Fall delivers death metal and deathcore from Nottingham since 2013, their prophetic name promising the collapse their sound precipitates. Over a decade of East Midlands extremity reflects sustained commitment.

An Ocean Between Us delivers metalcore from Italy since 2009, their evocative name suggesting the emotional distance that their intense, breakdown-heavy compositions attempt to bridge. Their longevity speaks to the enduring appeal of their emotionally charged approach.

An Theos creates folk metal from Bucharest since 2016. Their Greek-derived name meaning 'God' or 'divine' brings theological weight to folk-tinged compositions from the Romanian capital.

An-Al Gore merges grindcore with death and black metal from Brescia since 2013, their provocatively named project bringing chaotic extremity to the Lombard industrial city. Their multi-genre approach throws stylistic convention into the blender with gleeful abandon.

An8ther crafts atmospheric post-metal from Novokuznetsk in the Kemerovo Region since 2013. Their numerically augmented name — 'another' with an 8 — drives over a decade of atmospheric compositions from the Kuznetsk coal basin.

An[om]aly delivers brutal death metal from Paris since 2014, their creatively punctuated name signaling a band that approaches the genre with unconventional flair. Their sound brings technical precision to the French capital's extreme metal landscape.

Ana Argan List creates post-black metal from Stockholm since 2020. Their cryptic three-word name resists easy interpretation, driving atmospheric compositions from the Swedish capital that prize mystery over clarity.