Vanguarda Metal Revolucionária (VxMxR) is a heavy and speed metal project from São Paulo, Brazil, formed in 2017 with a deliberately political, left-wing mission embedded into its music. The band — featuring MOSH X on vocals, EDOOM on guitars, JUCA on bass, and MINDU on drums — released the single "Metal Comunista" in 2017 and "Batismo de Sangue" in 2018, framing classic metal aggression as an instrument of political consciousness.

Vikingos is a heavy rock and metal band from the Las Heras department of Mendoza, Argentina, led by guitarist and vocalist Alejandro "Chicho" Carabajal alongside bassist Alejandro "Piti" Delgado and drummer Santi "Pantro" Cortijo. Active since the early 2000s, they contributed to the regional compilation "Guerreros Cuyanos" (2008) alongside bands from Mendoza, San Juan, and San Luis, and have shared stages with Argentine metal acts including Almafuerte and Horcas.

Vox Heaven is a heavy and progressive metal project from Paraná, Brazil, founded by Celso De Freyn and built around an ambitious collaborative framework that enlisted over two dozen co-lead vocalists and fourteen guitarists for its self-titled debut release. The project draws on Christian lyrical themes and brought in internationally recognized players such as Rex Carroll of Whitecross to help shape its densely layered sound.

Vulcanor are an independent heavy/thrash metal trio from the Constitución and San Cristóbal neighborhoods of Buenos Aires, formed by vocalist/bassist Agustín Cerneaz, guitarist Mariano Pampín, and drummer Enrique Ríos. They released their debut EP "Jauría de Lobos" in 2011, followed by their first full-length album "Maldita Pudrición" in May 2013, recorded entirely without label support. The band has operated fully independently since their formation, handling production, editing, and distribution themselves.