Spaceboy is a San Francisco band formed in 2017, navigating an eclectic intersection of progressive stoner, doom, and death metal. Their genre-blending approach reflects the Bay Area's history of genre-boundary-pushing heavy music, layering psychedelic texture over heavier structural ambitions.

Spellbinder is a power metal band from Oakland, California, formed in 2001, delivering soaring, melodically driven power metal with the high-register vocals and twin-guitar harmonies characteristic of the American power metal style.

Spinebreaker is a San Jose death metal and hardcore band formed in 2014, blending the savagery of death metal with hardcore's directness and aggression in the Bay Area's active heavy underground.

Spiritual Eclipse is a black/death metal band from Modesto, California, formed in 2002, blending the tremolo-picked aggression of black metal with the brutal, down-tuned heaviness of death metal.

Splatter Analyst is a California slam and brutal death metal band formed in 2024, built on crushing breakdowns, guttural vocals, and the low-tuned brutality that defines the modern slam aesthetic.

Splattered is a brutal death metal band from Fremont, California, formed in 2012, delivering technically precise and viscerally punishing brutal death with deep roots in the Bay Area's extreme metal scene.

SplatterFace is a death metal and goregrind band from Los Angeles, California, formed in 2018, trafficking in gore-soaked extremity with the irreverent spirit typical of Southern California's prolific underground splatter scene.

SplitSick is a brutal death metal band from San Francisco, California, formed in 2019, delivering dense, low-tuned brutality from one of the Bay Area's more extreme metal acts.

please update this band