Gandalf the Green is a stoner/doom metal band from Leeds, formed in 2016. Their Tolkien-referencing name — a decidedly more herbally inclined version of the wizard — perfectly captures the stoner doom spirit they channel from West Yorkshire.

Gangrened is a doom and sludge metal band from Kokkola, Finland, active since 2013, creating 'heavy, noisy, avant-garde and atmospheric sounds' that blur the lines between doom, ambient, and noise. Their releases include Ambient Doom Dream, We Are Nothing, and a split with Hipoxia, reflecting an experimental and genre-defying approach to extreme heaviness.

Ganjubatronic is a sludge/drone/doom metal band from Warsaw, formed in 2023. They deliver crushing, slow-motion heaviness from the Polish capital.

Garave is a four-piece doom and sludge metal band from Grenoble, France, formed in 2018, blending doom, black metal, and rock influences through a lineup of PMGL on guitar, BC on drums, JMR on vocals, and JMC on bass. Their releases La Mangeance, Mauvaise Foi, and The Absence of Light reflect a dark, heavy sound rooted in the French underground.

Garden of Delight is a death/doom metal band from Olkusz in the Lesser Poland Voivodeship, formed in 2016. They deliver crushing death/doom from the historic silver-mining town.

Garden of Gods is a melodic death/doom metal band from Athens, formed in 2016. They blend melodic death metal sensibility with doom's crushing weight from the Greek capital.

Garden of Silence is a death-doom metal band from Paris, France, formed in 2025, merging death metal's crushing intensity with doom metal's deliberate heaviness. Their sound taps into the Parisian underground tradition of atmospheric extreme metal.

Garden of Worm is a doom and progressive metal band from Kangasala, Finland, releasing through Svart Records with their 2015 album Idle Stones featuring four expansive compositions including the nearly twenty-minute epic The Sleeper. Their sound merges heavy doom riffs with psychedelic atmospheres, creating meditative journeys described by listeners as shadowy and transcendent.

Gardeniathan is a gothic/doom/death metal band from Halmstad, Sweden, formed in 2022 and weaving dark romanticism into crushing doom and death metal from Sweden's west coast. The project merges gothic atmosphere with extreme metal weight.