Saint Petersburg's Starvelum pair symphonic and power metal from the cultural capital since 2014. Their star-veil name channels the gossamer fabric between observer and cosmos into orchestral compositions of celestial ambition.

Yekaterinburg's Stellar Wind pair symphonic and power metal from the Ural capital since 2014. Their cosmic-current name channels the solar particle streams into orchestral compositions of celestial power from Russia's fourth-largest city.

Salzburg-based symphonic black metal act whose 2004 debut "Destination: Infinity" blends cosmic themes with sweeping, atmospheric compositions across eight tracks of orchestral extremity. Track titles like "Darkness And Stars" and "Frozen Tears" reflect their preoccupation with celestial imagery and emotional depth within a black metal framework.

Stream of Passion formed in the Netherlands in 2005 as a collaboration between Ayreon architect Arjen Anthony Lucassen and Mexican vocalist, violinist, and lyricist Marcela Bovio, the two composing the debut album Embrace the Storm entirely over the internet. When Lucassen departed after the first record to focus on other projects, Bovio took over the band's leadership, guiding it through three additional studio albums: The Flame Within (2009), Darker Days (2011), and A War of Our Own (2014). The band dissolved in 2016 before reuniting in 2022 for new material including the EP Beautiful Warrior (2023). Stream of Passion occupy a unique space within progressive and symphonic metal, defined above all by Bovio's expressive vocal presence and violin work.

String Theory blend symphonic and melodic death metal from Lahti, building complex compositions that draw parallels between theoretical physics and musical architecture. Active since 2014, they bring quantum-level sophistication to the Paijat-Hame extreme scene.

Surma craft symphonic metal from Prague, layering orchestral arrangements and atmospheric grandeur over heavy instrumentation. Their sound draws on the cinematic tradition of European symphonic metal while adding a distinctly Czech compositional voice.

Surt Ur channel symphonic black metal from the Spanish underground, drawing their name from Norse mythology's fire giant Surtr. Active since 2018, they bring orchestral darkness to the Iberian black metal scene.

Symakya plays symphonic and progressive metal from Nancy in Lorraine, active since 2011. Their ambitious compositions layer orchestral arrangements and complex structures over heavy guitar foundations, reflecting over a decade of creative refinement.

Symawrath evolved from symphonic black metal into industrial/electronic rock from the Catalan town of Constanti, tracing a dramatic stylistic transformation. Their Tarragona-area project reflects the genre-fluid spirit of modern Catalan heavy music.