Rhea is an atmospheric death/doom metal band from Havířov in the Moravian-Silesian Region of the Czech Republic, with roots stretching back to 1985 — making them one of the oldest active metal acts in the country. The band's decades-long journey through atmospheric death and doom metal reflects the deep history of extreme music in the industrial Silesian cities.

Rheinkraft is a black metal band from Krefeld in North Rhine-Westphalia, Germany, active since 2002. Named after the Rhine's power, the band has maintained over two decades of black metal from the Lower Rhine region.

Groove metal/metalcore band from Novosibirsk, Russia, active since 2010. Their long-running project delivers rhythmically driven modern metal from Siberia's largest city.

Symphonic/gothic metal band from Milton Keynes, England, active since 2016. Their approach layers orchestral grandeur over gothic metal's dark romanticism.

Rhesus is a groove/death metal band from Toledo in Castile-La Mancha, Spain, active since 2013. The band channels heavy grooves and death metal from the historic imperial city south of Madrid.

Black metal project from Legnano near Milan, Italy, active since 2012. The project channels dark, hostile black metal from the Lombardy hinterland.

Rhevent is a heavy metal band from Pamplona, the capital of Navarre in northern Spain, formed in 2016. The band delivers traditional heavy metal from the city famous for its running of the bulls.

Heavy metal/NWOBHM band from Manchester, active since 2018. Their approach channels the classic British heavy metal tradition from northern England.

Rhodian is a Brno-based project that has evolved from doom metal origins into industrial territory since forming in 2021. This stylistic shift from crushing low-end heaviness to mechanized, electronic-driven aggression gives Rhodian a distinctive position in the Moravian underground.