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.

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 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-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.

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.

Anaal Nathrakh is one of the UK's most extreme and critically acclaimed bands, fusing black metal, grindcore, and industrial metal into a horrific concoction from Birmingham. Named after Merlin's Charm of Making in Excalibur, the duo of Mick Kenney and Dave Hunt have created eleven studio albums of unrelenting sonic violence that stands among the most intense music ever recorded.

Anaboth has evolved from raw black metal into post-black metal territory from Kraków since 1996, making them one of Poland's older black metal acts with nearly three decades of activity. Their biblical-city name has guided a long stylistic journey through the extremes of black metal.