Prolific solo black metal project from Hollabrunn in Lower Austria, led by the artist Schmerzengel Michael, with over a dozen releases exploring themes of spiritual warfare and divine wrath through titles like "Heiliger Zorn" and "Elohims Zorn." The project channels aggressive intensity through German-language lyrics steeped in militant religious imagery.

Yaroslavl's Sonnenbrand pair pagan and black metal from the Golden Ring city since 2023. Their German name meaning "sunburn" channels solar intensity through compositions rooted in the pagan heritage of old Russia.

Sonnenkreuz practice black metal from an undisclosed Swedish location since 2025. Their German name meaning "sun cross" channels the ancient solar symbol into compositions of freshly-minted atmospheric darkness.

Sonnenrad combine black metal with harsh noise and power electronics from the Spanish underground, creating an abrasive fusion that pushes beyond conventional metal boundaries. Active since 2013, they bring confrontational extremity to the Iberian industrial/metal crossover.

Sonnentod ("Sun Death") have been practicing black metal from the Saarland town of Schiffweiler since 2003, making them one of the region's longest-running black metal acts. Their two-decade career has produced a body of work that explores the extinction of light.

Moscow's Sonno Profondo practice symphonic black metal from the Russian capital since 2021. Their Italian name meaning "deep sleep" channels the grandeur of unconscious depths into orchestrally rich compositions of atmospheric darkness.

Sons of Balaur is a black metal act originating from the United Kingdom in 2015 as a fictional band from within the 'Realm of the Damned' graphic novel universe, before being brought to life as a performing group. Signed to Season of Mist, the band released their debut album Tenebris Deos in October 2016, presenting raw, orthodox black metal with a backstory constructed around the mythology of the graphic novel series. The project blurs the line between art concept and genuine band with deliberate intent, and the music itself — guitar-driven and tradition-minded — requires no narrative scaffolding to stand on its own terms.

Sons of Decay blast through black, thrash, and death metal from Donostia-San Sebastian, combining three extreme genres from the Basque coastline. Formed in 2020, they bring triple-pronged aggression to the Basque underground.

Umea's Sons ov Omega pair melodic black and death metal from the northern Swedish university city since 2017. Their apocalyptic-lineage name channels descent from the final letter into compositions of darkly melodic intensity from Sweden's cultural north.