Prelludium blended melodic power metal with progressive structures in the tradition of the classic European scene, previously operating under the name Sygnus before regrouping around 2006. The band released Awakening - The Unplugged Sessions in 2012, an intimate acoustic set that highlighted their songwriting craft before the group eventually dissolved.

Dual female-fronted stoner doom outfit distinguished by a gnarly, fried guitar tone and a rare willingness to mix Portuguese and English lyrics in equal measure. Their 2023 self-titled debut — six tracks including "Velho Jack," "Bruxas," and "Labirinto da Morte" — draws on classic stoner heaviness while maintaining a compact, focused sound that avoids the shapeless drift common to the genre.

Heavy/thrash metal band from Florencio Varela, Buenos Aires, Argentina, formed in 2011, featuring vocalist Brian 'Coco' Barco, guitarist Héctor Altamiranda, bassist Gabriel 'Gabilan' Martínez, and drummer Jeremías 'Jere' DAnna. They have released three studio albums: Contra la adversidad (2020), SeKthor (2022), and Introspección (2024), all recorded independently. The band recorded Introspección between August 2023 and June 2024 at La Naty Cueva Estudios in Florencio Varela and Cataldi Estudios in Buenos Aires.

Doom/sludge metal band from Mar del Plata, Argentina, formed in 2021 by Nacho Aloisi (guitar, vocals), Micaela Luca (bass, vocals), Rodrigo Jordan (guitar), and Lisandro Ordóñez (drums). Their self-titled debut album was recorded between September and November 2020 at Pretorius Homestudio in Mar del Plata and released in January 2021. The album was mixed by Micaela Luca and Ignacio Aloisi and mastered by Hernán D'Ambrosio at No Humanity Studiohome in Necochea, Argentina.

Thrash metal band from Neuquén, Argentina with Christian lyrical themes, active since 2017. Their discography includes the studio albums Guerra espiritual, Sin límites, and La sangre del cordero I, as well as the live EP En Vivo en Neuquén, Argentina - 2018, released independently in digital format in July 2018.

Solo project of Diogo W F Pereira that melds industrial heaviness with progressive structure and gothic undertones, drawing explicit influence from Rammstein, Megadeth, and Paradise Lost. The debut EP "Night Falls Heavy" (2022), recorded at Funds House studio, pairs themes of technological anxiety and late-capitalist alienation with dense, melodic riffing and harsh vocals.

A band that charted an restless course through the underground, starting from speed and thrash metal before shifting toward stoner rock and eventually hardcore. Their trajectory across multiple releases on Bandcamp reflects a willingness to abandon genre comfort zones, though the band ultimately dissolved before fully consolidating either direction.

Heavy/thrash metal band from Concepción del Uruguay, Entre Ríos, Argentina, founded by guitarist and vocalist Victor Valdiviezo, bassist Erasmo Satto, and drummer Ruben Silveyra. Their album Grito de Esperanza appeared in 2004, and they continued releasing music for over two decades, including the thrash album Codicia in 2024. The band has shared stages with notable Argentine metal acts including Tren Loco, Horcas, and Almafuerte.

One-person black/death metal project from Athayde Neto, a prolific Bahian extreme metal figure also behind Adumbrall, Töhil, Cosmic Sepulcher, and Wiseblood. Primitive Enchantment channels the rawer, more chaotic end of his output, rooted in the convergence of second-wave black metal atmosphere and death metal brutality.