Arbre channels black metal from the French underground since 2012, their name simply meaning "tree" in French, connecting their music to the ancient forests that inspire so much of the genre. Their naturalistic approach draws from the roots of black metal's environmental mysticism.

Arbulubra are a Swiss avant-garde black metal collective whose discography — spanning "MMXIX," "II," "III," "Of Blackness and Calm," and "Overgrown" — moves fluidly between blistering raw black metal and striking atmospheric passages incorporating banjo, mandolin, and synthesizer. Released through Anthrazit Records and affiliated with the Unda Obskura project, the band stands among the most adventurous acts in the Swiss underground.

Arcana Coelestia blends black metal with funeral doom from Cagliari since 2007, named after Swedenborg's theological work 'Heavenly Mysteries.' Their Sardinian project brings almost two decades of cosmic, glacially paced extreme metal informed by esoteric spirituality.

Arcana Noctem crafts symphonic black and gothic metal from Lviv since 2018. Their Latin name meaning 'secrets of the night' drives orchestrally enriched compositions from this architecturally magnificent western Ukrainian city.

Arcane Grail crafts symphonic black metal and melodic death metal from Moscow since 2010. Their mystical-chalice name drives fifteen years of orchestrally enriched compositions from the Russian capital.

Arcane North crafts atmospheric black metal from County Durham since 2014, drawing from the ancient landscapes of England's northeast. Over a decade of atmospheric compositions channel the region's Roman and Saxon heritage.

Arcane Warrior merges black and thrash metal from an undisclosed Lithuanian location since 2024. Their mystical-militant name drives compositions that pair occult atmosphere with the aggressive directness of thrash.

Arcane Wrath channels black metal from Derby since 2024, their occult-fury name promising esoteric violence. The project represents the newest wave of East Midlands black metal.

Arcaneblaze channels speed, thrash, and black metal from Izhevsk in Udmurtia since 2020. Their fire-magic name drives high-velocity compositions that merge three aggressive styles from this Ural Republic arms-manufacturing center.