Radioactive is a thrash metal band from Helsinki, Finland, active since 2001. Nearly a quarter century of thrash makes them veterans of the Finnish thrash metal scene.

Radioactive Monkeys is a heavy/thrash metal band from Siero in Asturias, northern Spain, formed in 2014. The band brings energetic thrash to the mining and industrial region of the Cantabrian coast.

A Lower Austrian goregrind project driven by sole instrumentalist Louis Simmer and vocalist Azerate Nakamura, Radiologist self-describes their sound as '100% Medically Accurate Brutal Goregrind.' Releases like Subdural Hematoma Removal and A Lethal Dose lean into anatomical horror imagery and relentlessly visceral extreme metal.

Šentjur thrash metal and punk act formed in 2012, fusing aggressive riffing with punk energy from central Slovenia. Their crossover approach channels the confrontational spirit of both traditions.

Radity is a thrash metal band from Barcelona, Spain, formed in 2024. The band represents the newest generation of Catalan thrash emerging from one of Europe's most vibrant metal cities.

Radium is a NWOBHM/heavy metal band from Nottingham, England, active since 2007. Nearly two decades of classic-style British heavy metal make them one of the veteran NWOBHM revival acts.

Atmospheric black metal/ambient project from Chelyabinsk, Russia, active since 2013. The project channels the harsh industrial landscapes of the Ural city into sweeping atmospheric compositions.

Southern metal act from Bassano del Grappa in the Veneto region, active since 2014 and blending American-style southern metal swagger with Italian sensibility. Their groove-laden approach channels the heat and attitude of the southern metal tradition.

Radon is a Swiss black/doom metal band from Zürich, formed in 1998 and crafting a hybrid of oppressive black metal atmosphere and crushing doom metal weight. The project has maintained a low-profile presence in the Swiss underground metal scene for over two decades.