Syncopate deal in death metal and grindcore from the Thuringian village of Gleichamberg, channeling extreme aggression from the rural southern Thuringian landscape. Active since 2010, their rhythmic-displacement name suits their off-kilter approach to extremity.

Gothenburg's Syndr pair progressive groove and death metal from Sweden's metal capital since 2024. Their Old Norse name meaning "sin" channels ancient Scandinavian transgression into freshly-minted compositions of rhythmically ambitious extremity.

Malmo's Synekrosis deliver death metal from Sweden's third city since 2018. Their Greek-derived name referencing cellular death channels the biological process of tissue necrosis into compositions of Skane-bred extremity.

Moscow's Synkletos have been pairing melodic doom and death metal since 2011. Their Greek-derived name meaning "senate" or "assembly" channels the authority of collective judgment into over a decade of compositions that merge melody with funereal weight.

Synthetic Mirage deliver melodic death metal and metalcore from the Castilian city of Burgos, combining Scandinavian melodeath with modern heaviness. Formed in 2024, they bring illusory intensity to the northern Castilian scene.

Partizanske's Synthetically Revived deliver brutal death metal from the central Slovak industrial town since 2016. Their artificial-resurrection name channels the technological reanimation of the dead into compositions of mechanized extremity.

Syphilis have been dealing in thrash and death metal from the Bavarian town of Winhoring since 2003, their disease name reflecting the genre's tradition of morbid nomenclature. Their two decades of activity represent a sustained commitment to extreme metal from rural Upper Bavaria.

Syphonvision deliver melodic death metal from the Arctic city of Rovaniemi, combining Scandinavian melodeath with siphoned, filtered intensity. Active since 2018, they bring Lapland vision to the Finnish melodeath landscape.

Bergen, Norway's Syrach formed in 1993, developing a heavy and crushing strain of death-doom metal characterized by down-tuned riffs, hypnotic drumming, and raw vocals. The band signed to Napalm Records and released albums including A Dark Burial and Days of Wrath (2007), establishing them as a consistent force in the Norwegian doom underground. Their lyrical content gravitates toward themes of death, evil, and anti-Christianity, and the band has been inactive in recent years.