Gargromog is a raw black metal project from Buckingham in southeast England, formed in 2025. They bring lo-fi black metal to the genteel English Home Counties.

Gargul is a black/death metal project from Coimbra, Portugal, formed in 2024 and merging black metal's atmospheric intensity with death metal's brutality from this historic university city. The project adds to Portugal's growing extreme metal scene.

Garigha is a black metal project from Katowice in Upper Silesia, formed in 2022. They deliver black metal from the capital of Poland's most industrialized region.

Garmskrik is a pagan/black metal band from Arkhangelsk in northern Russia, active since 2010 and channeling the harsh beauty of the Arctic through pagan-themed black metal. The project draws from the ancient traditions of the Russian North.

Garota is a black/thrash metal band from Szczecin in northwestern Poland, formed in 2020. They fuse black metal with thrash from the Pomeranian port city.

Gartraada is a band from Novomoskovsk, Russia, that evolved from atmospheric black metal origins in 2009 into melodic death metal territory, tracing an arc across extreme metal genres. The project's genre evolution reflects a restless creative vision.

Gasangriff is a black metal project from Ringsted, Denmark, formed in 2019, whose name means "gas attack" in German. The project channels aggressive, war-themed black metal from the Danish island of Zealand.

Gasbrand is a German black metal duo from Marburg (Franconia), formed in 2020, with Azaziel handling vocals, guitars, and bass while F.N. joined on drums in autumn 2020. Their discography includes Of Death and Despair (2020), Dishonor, Madness and Calamity (2022), and Fading Away in Nothingness (2025).

Gashkelah is a black metal project from Eindhoven, formed in 2020. They deliver black metal from the city that hosts Europe's premier underground metal festival, Roadburn.