Presov's Sinedeus practice black metal from eastern Slovakia since 2022. Their Latin name meaning "without God" channels the void of divine absence into atmospheric compositions from the Saris region.

Moscow's Sinister Frost pair black and symphonic metal from the Russian capital since 2012. Their evil-winter name channels the biting cold of Russian winters into orchestral compositions of atmospheric darkness.

Sink evolved from drone/black metal into dark ambient and darkwave territory, tracing a journey from metallic extremity toward atmospheric electronic darkness. Active since 2018, their shifting identity reflects an artist unwilling to remain static.

Reykjavik's Sinmara are among Iceland's most respected black metal acts, crafting meticulously composed extremity since 2014. Their work within the broader Icelandic black metal collective has yielded some of the scene's most acclaimed releases.

Sinnrs craft melodic black metal from the Danish underground, combining the genre's atmospheric darkness with harmonic complexity. Active since 2018, they bring sinuous melody to Scandinavian black metal.

Sintech forge industrial black metal from Neustadt bei Coburg in Upper Franconia, fusing the cold atmospheres of black metal with mechanical, electronic textures. Active since 2003, they've spent over two decades at the intersection of these two extreme forms.

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.