Ampulex Dementor creates death metal from an undisclosed Swedish location since 2018. Named after a parasitic wasp species combined with the soul-sucking Harry Potter creature, their entomological-fantasy name drives compositions of predatory horror.

Amputate creates death metal that split between Portugal's Faro District and Zürich, Switzerland, since 2016. Their surgical-violence name drives transnational brutality that bridges southern Portugal's Algarve with Switzerland's largest city.

Ampyre is a progressive melodic heavy metal and hard rock band from Reutlingen, Germany, formed in 2015, whose sound evolved from melodic hard rock roots into more progressive and heavy territory. The band brings a polished, melody-forward approach to the Baden-Wurttemberg metal scene.

Amraam channels thrash and groove metal from Rome since 2015, named after the advanced medium-range air-to-air missile. Their military-hardware identity drives a sound of targeted, high-velocity destruction from the Italian capital.

Amtal creates post-black metal from Utrecht since 2016. Their Dune-referencing name — the amtal rule being a test to destruction — drives compositions that push black metal to its atmospheric limits.

Amuscae crafts heavy metal from Madrid with a focus on melody and craftsmanship, contributing to the Spanish capital's thriving traditional metal revival since 2013. Their compositions reflect a dedication to classic metal songwriting in an ever-evolving scene.

Amuzia is a thrash metal band from Varshets, Bulgaria, with a catalog documented on Last.fm and Spirit of Metal. They deliver straightforward thrash with Bulgarian-language tracks including "Клаустрофобия" (Claustrophobia) and "Самота" (Loneliness).

Amyris is a progressive power metal band from Frankfurt, Germany, formed in 2020, merging the technical ambition of progressive metal with power metal's soaring melodies and driving energy. The band operates within Frankfurt's diverse metal scene, one of Germany's most active musical cities.

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.