Riga progressive sludge metal act active since 2016, a rare representative of Latvia's small but adventurous heavy music scene. Their approach layers progressive complexity over sludge metal's corrosive foundation, resulting in compositions that are both intellectually demanding and physically heavy.

Lemele extreme progressive metal/rock act from rural Overijssel, formed in 2022. Their small-village origins and genre-defying approach -- blending extreme metal with progressive rock sensibilities -- mark them as one of the Dutch underground's more unconventional acts.

Helsinki avant-garde/progressive metal project active since 2012, pushing metal into unconventional sonic territory. Their output resists genre classification, combining experimental composition with heavy instrumentation in unpredictable ways.

Bologna progressive metal act active since 2013, crafting ambitious, multi-layered compositions from Emilia-Romagna's cultural capital. Over a decade they have developed a style that prioritizes compositional depth and dynamic range.

Munich progressive/melodic black metal project formed in 2021, applying progressive structures and melodic sophistication to a black metal foundation. Bavaria's capital provides an unlikely but increasingly fertile ground for ambitious extreme metal.

Athens-based Omne Aeternum explores progressive metal's compositional ambitions with intricate arrangements and dynamic shifts between heavy and atmospheric passages. Their technical proficiency serves the songwriting rather than dominating it, resulting in compositions that are both cerebral and emotionally engaging.

Brussels-based progressive death metal band crafting richly layered compositions that flow from beautiful melodies to roaring aggression since 2014. Their 2024 release 'Panspermia' features intricate, psychedelic arrangements reimagined through a darker lens.

Progressive metal band from Jyväskylä, Finland, active since 2010. Their long-running project delivers technically ambitious progressive metal from central Finland.

Minsk progressive metal project active since 2019, crafting technically demanding compositions with a philosophical bent. Operating in a country with limited infrastructure for progressive metal, the project channels its ambitions primarily through digital releases.