Sick Sinus Syndrome grind through goregrind from Ostrava, named after an actual cardiac arrhythmia in keeping with the subgenre's tradition of medical-themed horror. Their Moravian-Silesian output is gleefully grotesque and sonically abrasive.

Sickbag has been grinding out death metal and grindcore from the Norman city of Caen since 2004, making them one of the region's longer-running extreme acts. Two decades of output reflect an unwavering commitment to short, brutal sonic assaults.

Belgorod's Sickcunt merge brutal death, standard death, and grindcore from the Black Earth region since 2020. Their maximally provocative name channels shock-value extremity into compositions of southern Russian aggression.

Sickflesh deal in brutal death metal and goregrind from Nachod, combining inhuman gutturals with grinding blasts of noise. Their approach embraces the most extreme end of the death metal spectrum without compromise.

Spread across multiple towns in the Pyrenean foothills including Tarbes, Pau, Lourdes, and Montrejeau, Sihtu has been fusing progressive death metal with grindcore since 2009. Their geographically dispersed lineup reflects the collaborative spirit of southern France's metal underground.

Sikiokuolema (Finnish for "Stillbirth") grind through goregrind from Jyvaskyla, channeling the subgenre's most disturbing themes. Formed in 2022, they bring obstetric horror to the central Finnish underground.

Silent Grinders deal in death metal and grindcore from Catalonia, channeling extreme aggression through short, brutal compositions. Formed in 2023, they bring grinding intensity to the Catalan underground.

Skorbut blast through brutal death metal and grindcore from Berlin, emerging in 2025 with the diseased intensity their scurvy-inspired name suggests. Their German capital output channels the most extreme end of the death/grind spectrum.

Limburg's Skullhog merge death metal and grindcore from the Dutch far south since 2007. Nearly two decades of extremity from the hilly border region have produced a body of distinctly unrefined, punishing work.