Sinvision blend black metal with punk from the Oulu suburb of Kempele, creating a raw hybrid that channels both genres' DIY aggression. Active since 2015, they bring cross-genre vision to the Ostrobothnia underground.

Siren channel black metal from Bergisch Gladbach in the Rhineland, their mythological name evoking the dangerous allure of their dark compositions. Active since 2018, they add to the rich tapestry of North Rhine-Westphalia's black metal underground.

Sjerp evolved from dark ambient origins into a hybrid of black metal and dark ambient, creating atmospheric compositions that blur the line between metallic aggression and electronic soundscaping. Their shifting, genre-fluid approach makes them one of the Czech underground's more experimental voices.

Reykjavik's Sjálfsmorð af Gáleysi merge black, death, and doom metal with an Icelandic name meaning "suicide by negligence" since 2018. Their harrowing thematic scope is matched by music of profound heaviness and desolation.

Sjaeleangst (Danish for "Soul Anguish") channel atmospheric black metal from the Danish underground, exploring themes of spiritual torment through immersive compositions. Formed in 2024, they bring existential dread to the Scandinavian atmospheric black metal tradition.

Sjaelekval (Danish for "Soul Torment") practice black metal from the Danish underground, channeling spiritual suffering through harsh, uncompromising compositions. Active since 2016, they bring Nordic anguish to the Danish scene.

Sjaelevrid (Danish for "Soul Wrench") deliver raw black metal from Copenhagen, tearing at the spiritual fabric with their harsh, stripped-back compositions. Emerging in 2025, they bring fresh Danish-language fury to the capital's black metal underground.

Saint Petersburg's Sjøtrollet pair black and doom metal from the cultural capital since 2022. Their Norwegian name meaning "sea troll" channels Scandinavian maritime mythology into compositions from Russia's most European city.

Skady practice black metal from Greifswald on the Baltic coast, drawing their name from the Norse winter goddess. Active since 2009, they channel Scandinavian mythology and cold, northern atmospheres from one of Germany's most northeasterly cities.