GallBladder is a death metal band from Vitória, Espírito Santo, who released their debut full-length "Virus Rotted Minds" on February 14, 2025. The eleven-track album blends death metal with grindcore and hardcore elements, with lyrics examining societal decay, misinformation, and the contradictions of existence in the digital age.

Gammoth is a death metal band from Leme, São Paulo, Brazil, formed in the early 2000s. The band released the album Blunt Force Trauma in 2005 and later recorded Obliterate at MixMusic Estúdio in Amparo, SP during 2015 and 2016. The band has been on hold since 2017.

Gangrena are a death metal band from Chillán, Ñuble, Chile, formed in 2005 and affiliated with Australis Records. Their 2020 album "Oscuro Tormento," described by the band as their fourth full-length and brutal from start to finish, cemented their standing as one of the more enduring acts in the Chilean provincial death metal underground.

Gargullas is a death metal band from São Caetano do Sul, São Paulo, Brazil, originally formed in 1989 before splitting up in 1998. The band released the EP Secrets of Eternity in 1993 and issued a self-released 7" in November 1992. Members included vocalist Rogério Ribeiro, guitarists Alexandre and Emerson Poletti, bassist Fernanda, and drummer Cristiano Delboni.

Genocídio is a death metal band from São Paulo, Brazil, formed in 1986 and recognized as one of the country's early extreme metal forces alongside contemporaries such as Sarcófago and Vulcano. The band's obscure self-titled 1988 EP — later compiled by Nuclear War Now! Productions on "The Grave" (2021) with live tracks and demos — showcases their ferocious early sound, and the group has remained active through albums including "Under Heaven None" (2017) on Urubuz Records.

GGG Excrementor is a deathgrind and powerviolence outfit from Magé, Rio de Janeiro, Brazil, founded by ex-members of Gore and Affront — guitarist and vocalist Wilson Sacer, bassist Thiago Perdurabo, and drummer Tete Bloodgore. The band released their debut EP "Banquete Aos Vermes" in April 2025, a four-track recording mixed and mastered by Thiago Perdurabo at Polyversum Records.

Ghoul'Art is a one-person death metal project from Rio de Janeiro, Brazil, formed in 2024 by a solo musician who handles all vocals, guitars, bass, and drums. The project released its debut EP "Black Lodge" in July 2024 through Dead Icon Productions, drawing its lyrical concept from the TV series Twin Peaks and delivering old-school death metal in the vein of the Swedish HM2 guitar tone. Themes of blasphemy, horror, and supernatural events define the project's sound.

Goatpenis was a war metal band from Blumenau, Santa Catarina, Brazil, originally formed in 1991 and known for a brutal sound rooted in black and death metal with themes of anti-humanity, war, and chaos. Over a career spanning more than three decades, the band released albums including "Inhumanization" (2004), "Biochemterrorism" (2010), and "Apocalypse War" (2016) before ceasing all activities in 2024 following the death of member Virrugus Apocalli.

Godagainst are a death metal band from Santiago, Chile, formed in 2006 by guitarist José Luis González, playing technically demanding death metal with anti-religious lyrical themes. The band released "Supreme Khalkulus of Tribulation" (2011) and "Summoning Chaotic Annihilation" (2019) through Australis Records, with the latter further developing the band's dense, fast-paced approach honed over more than a decade on the Chilean extreme metal circuit.