Apoptose has been delivering death-doom metal from the Alsatian town of Haguenau since 2000, their cell-death name reflecting the programmed destruction at the core of their sound. Over two decades make them one of the Bas-Rhin's most enduring extreme metal acts.

Straddling black metal, death metal, and melodic black metal from the Sevillian town of Arahal, Apoptosis has been exploring extreme metal's full spectrum since 2016. Their genre-fluid approach, which also incorporates thrash and grind elements, reflects a band unwilling to be confined to a single sonic identity.

Aporia has explored progressive metal from Formia in the Latina province of Lazio since 2006, named after the philosophical concept of an irresolvable contradiction. Their two-decade presence on the Tyrrhenian coast has produced compositions that embrace complexity and paradox.

Apos combines death metal's intensity with progressive metal's structural ambition from Helsinki since 2020. Their abbreviated name belies the complexity of a sound that bridges extremity with technical sophistication.

After a massive hiatus from their 1990 origins, Aposento roared back in 2012 and has since become one of Spain's most respected old-school death metal acts on Xtreem Music. Across albums like "Bleed to Death" and "Conjuring the New Apocalypse," they channel the classic brutality of Cannibal Corpse and Deicide through a distinctly Riojan lens.

Apost channels thrash and groove metal with hardcore from the Cieszanów and Lubaczów area in the Subcarpathian region since 2023. From this rural borderland near Ukraine, they deliver high-energy metal with DIY hardcore spirit.

Apostata channels black metal from Tampere since 2022, their Latin name meaning "apostate" signaling a rejection of orthodoxy through extreme music. The project adds to Tampere's reputation as one of Finland's most productive metal cities.

Apostate delivers death and melodic death metal from the Pirkanmaa town of Valkeakoski since 2010, balancing brutality with Finnish-style melody. Their name, shared with many metal acts, reflects the genre's inherent spirit of rebellion.

Apostate Viaticum merges death metal with an ecclesiastical conceptual framework from Dublin, active since 2018. Their name — combining religious renunciation with the last rites given to the dying — signals a preoccupation with spiritual finality.