Grunts is a death metal band from the Riga/Skriveri area, formed in 2020. They deliver death metal from the Latvian heartland.

Grupa Krovi is a stoner metal and rock band from Mossingen, Germany, formed in 2013, whose name references the Russian phrase for "blood type" (also a famous Kino song). The band delivers fuzz-laden stoner grooves from the Swabian Jura.

Grusig is a black metal project from Bern, Switzerland, formed in 2019 by members of Chotza, blending black metal with Swiss German dialect lyrics and regional folk traditions they call "black n blues" and "black n roll." Their 2019 debut Dr Ahfang vor Misaara was released through Northern Fog Records Germany and guides listeners through atmospheric sound fields rooted in local history.

Grusterror is a black metal, crust, and grindcore hybrid from Marseille, France, fusing the raw aggression of crust punk with black metal's darkness and grindcore's velocity. Their releases include Desolation and Medieval Torture for Traders.

Gruulvoqh is an atmospheric funeral doom project from Erembodegem, Belgium, launched in 2018 and framed around a science-fiction narrative of a consciousness exploring reality from a spaceship. Their releases include Dreams of the Savant and The Eternal Traveller, blending crushing funeral doom with cosmic conceptual themes.

Gruzja is a black metal and experimental project from Poland, active since 2019 and pushing black metal into unconventional territory. The project's name, meaning "Georgia" in Polish, hints at a conceptual depth beyond standard genre fare.

Grvm Kvlt is a black metal project from Dresden, Germany, formed in 2024, whose intentionally misspelled name references the genre's cult aesthetics. The project channels raw black metal from the Saxon capital.

Gryal is a power metal band from Valencia, Spain, formed in 2025, representing a fresh addition to the Iberian power metal scene. Their sound embraces the genre's hallmarks of soaring vocals, melodic guitar work, and epic compositions.

Gryla is a black metal project from Norway, formed in 2014. Named after the Icelandic Christmas ogress, they channel Nordic folklore through black metal.