Stuck blend progressive thrash metal with crossover and hardcore from Lower Saxony, creating a volatile hybrid that refuses to be confined to a single style. Active since 2018, they bring genre-bending aggression to the North German underground.

Molfetta's Subconscious Deceit merge metalcore, progressive, and thrash metal from the Bari coast since 2016. Their name of hidden treachery channels deceptive compositional shifts through Pugliese multi-genre sophistication.

Malmo's Subfret deliver progressive death metal from Sweden's Oresund coast since 2021. Their below-the-fret name channels the technical precision of guitar craftsmanship into compositions of musically ambitious extremity.

Monfalcone's Subtraction explore death and progressive metal from the Friulian shipbuilding city since 2012. Their mathematical name suits precise, structurally calculated compositions from the Adriatic industrial coast.

Sudden Havoc craft progressive death/thrash metal from the Baltic port of Rostock, building technically demanding compositions since 2005. Their two decades of activity make them veterans of the Mecklenburg-Vorpommern extreme metal scene.

Sugarfields evolved from punk rock origins into progressive metal and hard rock territory, a stylistic journey that makes them one of Geneva's more unpredictable heavy acts. Their willingness to reinvent themselves speaks to a restless creative spirit that transcends genre boundaries.

Sum of Seven craft progressive metal from Turku, building intricate compositions that explore mathematical themes. Active since 2015, they bring numbered precision to the southwestern Finnish progressive scene.

Sumea (Finnish for "Blurry") blend progressive, psychedelic stoner, and doom metal from Helsinki, building hazy, mind-bending compositions. Formed in 2022, they bring fuzzy, out-of-focus heaviness to the Finnish capital.

Summers of Emesh craft progressive black/doom metal from Berlin, blending atmospheric complexity with crushing heaviness and cosmic themes. Formed in 2023, they bring Sumerian-mythological depth to the German capital's progressive extreme scene.