Murmansk's Sect practice black metal from the Arctic port city since 2012. Their cultish name and far-northern origins channel the extremism of polar isolation into atmospheric compositions from the Kola Peninsula.

Sectum Sempra channel melodic black metal from the French underground, drawing their name from the Harry Potter curse. Formed in 2022, they bring spell-casting darkness to the French black metal scene.

Securitate practice black metal from Schloss Holte-Stukenbrock in North Rhine-Westphalia, their name referencing the Romanian secret police in keeping with black metal's fascination with authoritarian imagery. Their crust-influenced output adds a punk dimension to their extremity.

Graz-based extreme metal act blending black, death, and thrash metal since 2013, Seduced has released three albums including "Discarding The Mask" (2017), a 15-track opus of existential despair and anti-religious fury. Their sound ranges from blastbeat-driven brutality to atmospheric passages, all recorded and mixed at their own Graveyard Studio.

Seeds of Loss practice black metal from Paris, channeling themes of planted destruction through their compositions. Formed in 2020, they bring germinating darkness to the French capital's black metal scene.

Ust-Ilimsk's Seeds of Tyranny practice black metal from the remote Siberian city since 2024. Their origins on the Angara River in eastern Siberia make them one of the most geographically isolated extreme metal acts in Russia.

Solo poetic metal project from Upper Austria active since 2003, SeelenPuls fuses gothic and black metal with an emphasis on German-language lyrical depth. Releases including "Nebelleben" and "Die letzte Fackel" showcase a contemplative, atmosphere-driven approach that prioritizes emotional weight over sheer heaviness.

Seelentod (German for "Soul Death") deliver melodic black metal from the Mediterranean town of Agde in Languedoc, an unusual use of German nomenclature in southern France. Active since 2008, they bring cross-cultural darkness to the French Mediterranean.

Seelenwinter ("Soul Winter") channel black metal from Koblenz, evoking frozen inner landscapes through harsh, atmospheric compositions. Their Rhineland-Palatinate base provides an unexpected origin for music that channels Scandinavian-style cold and desolation.