Swiss progressive death metal/metalcore band from Renens, formed in 2021 and blending technical ambition with hardcore intensity. Named after the serpent eating its own tail, their cyclical approach channels infinite destruction and rebirth.

German thrash/death metal band from Reher with grindcore, progressive, and rock elements, active since 2020. Their eclectic approach fuses multiple genres into a volatile, boundary-defying compound.

Parisian act Over Tone blends groove metal's rhythmic punch with progressive metal's structural ambition, creating compositions that shift between head-nodding heaviness and intricate instrumental passages. Their dynamic range sets them apart from straightforward groove acts.

Athens progressive death metal act active since 2016, bringing technical ambition and compositional depth to the Greek extreme metal scene. Their work balances death metal's heaviness with progressive complexity in a city known more for its black metal heritage.

Krasnodar heavy/progressive metal act from southern Russia, active since 2014. A decade of output from this Black Sea region city has produced a style that balances traditional metal accessibility with progressive ambition.

Melodic and progressive doom/sludge/post-metal band from Oulu in northern Finland, active since 2015. Their 2015 debut Waves features four extended instrumental compositions blending atmospheric post-rock with heavy post-metal, recorded and mixed by Juha Simola.

A 2025 German black metal project, Pyrphoros — Greek for 'fire-bearer' — channels Promethean themes through tremolo-driven compositions. Their classical name suggests an intellectual underpinning to their raw sonic aggression.

From the southern Bulgarian city of Haskovo, Project Grey has been crafting cold black metal since 2015. Their releases explore themes of aberration and existential decay through raw tremolo passages and hypnotic repetition rooted in the Eastern European underground tradition.

One of Bulgaria's longest-running extreme metal acts, Pagan Flames has been blending progressive structures with black and death metal ferocity since 1997. Nearly three decades in the Sliven underground have yielded a distinctive sound that weaves folk-tinged melody through technically ambitious compositions.