Sarin Attack blast through grindcore from the western Finnish city of Vaasa, channeling chemical-warfare intensity through short, explosive compositions. Active since 2017, they bring toxic aggression to the Ostrobothnia scene.

Sars blend grindcore, hardcore, and death metal from Turku, their pandemic-themed name reflecting the viral intensity of their music. Formed in 2021, they bring contagious aggression to the southwestern Finnish scene.

Sayyadina is a grindcore and crust punk band from Örebro, Sweden, formed in January 2000 at a Nasum concert, with members connected to General Surgery, Victims, Birdflesh, and Nasum. The band made their recording debut with a split 7-inch in 2001 and released two full-length albums: Fear Gave Us Wings (2004) and Mourning the Unknown (2007), as well as a retrospective collection The Great Northern Revisited (2010) compiling their splits and rare material. Their music is characterized by blastbeat-driven grindcore structures underpinned by a raw d-beat crust sensibility.

Scenarios blast through black metal, death metal, and grindcore from the German underground, refusing to settle into any single extreme subgenre. Their genre-fluid approach keeps listeners off-balance with rapid shifts between different modes of aggression.

Schizophrenic Warfare blast through black metal, death metal, and grindcore from Jutland, channeling multi-genre extremity from the Danish peninsula. Emerging in 2025, they bring divided-mind fury to the Scandinavian underground.

SchlAchtung blend blackened death metal with grindcore and crust from Paderborn, creating a multi-pronged assault that draws from the most extreme corners of heavy music. Active since 2014, their East Westphalian output refuses to be confined to any single strain of extremity.

Scoria deal in death metal and grindcore from the Champagne village of Gueux near Reims, channeling volcanic-waste extremity from the heart of France's premier wine region. Emerging in 2025, they bring geological brutality to the Champagne underground.

Scum Shall Rise unleash death metal, grindcore, and hardcore from Schleswig-Holstein, combining extreme metal's brutality with punk's confrontational energy since 2007. Their nearly two decades of activity have made them fixtures of the North German underground.

Scumfusion have been dealing in death metal and grindcore from Rovaniemi on the Arctic Circle since 2000, making them one of Finland's most geographically extreme bands. Their quarter-century of Arctic grind represents remarkable dedication to extremity from the edge of the habitable world.