Gorgantuan is a drone/doom metal band from Bristol, formed in 2014. They channel massive, glacially slow drone doom from Bristol's fertile heavy music scene.

Gorilla Warrior is a doom and sludge metal trio from Oulu, Finland, consisting of Eetu Heikkinen on guitars and vocals, Tuomas Ojala on drums, and Olli Heikkinen on bass, self-described as creating 'primal noises.' Their 2026 debut Destroyer delivers five tracks of crushing doom-sludge including the eight-minute dirge Slow Crawl Towards Death.

GorlaThrog is a black/doom/death metal band from Novosibirsk, Siberia, formed in 2024 and merging three extreme metal genres from Russia's third-largest city. The project channels the darkness and weight of its triple-genre approach.

Gorleben is a doom/death metal and hardcore band from Dresden, Germany, formed in 2021, named after the controversial German nuclear waste storage site. The band channels political weight and crushing heaviness from the Saxon capital.

Gormless is a sludge/doom metal band from the United Kingdom, formed in 2017. Their self-deprecating British name contrasts with the serious heaviness of their sludge/doom approach.

Gorse Cairn is a black/doom metal project from West Yorkshire, formed in 2018. Named after the thorny shrub-covered stone burial mounds of the British landscape, they channel the bleak moors of northern England into atmospheric extreme metal.

Gortaigh is a psychedelic sludge/doom metal band from the Krasnodar Krai in southern Russia, formed in 2026 and blending mind-bending psychedelia with crushing sludge and doom. The project delivers hazy, oppressive heaviness.

Atmospheric black/doom/gothic metal project from Chernivtsi formed in 2023, merging multiple dark metal styles into a richly textured sonic tapestry. Their multi-faceted approach weaves atmosphere, melancholy, and aggression from the foothills of the Carpathians.

Gothic Castle is a band from Nizhny Novgorod, Russia, that evolved from doom/death metal origins in 2016 into gothic metal territory. The project bridges extreme metal heaviness with gothic atmospherics from the Volga.