Redbacks is a heavy metal band from Mannheim in Baden-Württemberg, Germany. The band delivers traditional heavy metal from the Rhine-Neckar metropolitan region.

Redox is a heavy/thrash metal band from Barcelona, Spain, formed in 2018. The band delivers aggressive heavy-thrash from the vibrant Catalan metal underground.

ReDraw is a five-piece thrash and groove metal band from Locarno, Switzerland, featuring members Zac on vocals, Mick and Peolo on guitars, Gandi on bass, and Zucca on drums. Their discography spans from the 2014 debut Death House through 2019's Pangea, with recordings done at Stairway Studio in Cimo under the Beergymnasts Records label.

Redshark is a heavy/speed/power metal band from Barcelona, Spain, active since 2013. The band channels the triple force of heavy, speed, and power metal from one of Europe's great metal cities.

Redstone is a heavy/stoner metal and rock band from Angers in the Loire Valley of France, formed in 2021. The band delivers riff-driven stoner metal from the Anjou capital.

Heavy/southern metal band from Milan, Italy, active since 2012. Their western-themed name accompanies swaggering, riff-driven metal from northern Italy.

Reel Fiction is a heavy metal band originally from Berlin, Germany, that later relocated to Sassari in Sardinia, evolving from heavy metal roots into a crossover/gothic metal sound. The band's geographic shift mirrors their stylistic evolution across genres.

Heavy metal band from Serpukhov in the Moscow Oblast, formed in 2020. Their approach delivers traditional heavy metal from the small city south of Moscow.

Reflex is a heavy metal band from Örnsköldsvik, Sweden, formed in 2021. The northern Swedish outfit channels classic heavy metal energy from the same coastal city that spawned several notable Swedish bands.