Conjurador is a black/death metal project from Porto Alegre, Rio Grande do Sul, Brazil, formed in 2021 with themes centered on Satanism and occultism. The band released multiple demos in their first year of activity and followed up with the EP "Conjurers of the Infernal Key" in 2022.

Conquistadores is a thrash/heavy metal band from Osasco, São Paulo, Brazil, formed in 2016. The band performs Portuguese-language metal, with tracks such as "Lutar e Conquistar" and "Guerreiros do Metal" reflecting themes of battle and metal pride. They have played live at local São Paulo-area venues including Arena Metal SP and remain active on the regional scene.

Consecuencias is a death/sludge and hardcore band from the western suburbs of Buenos Aires, Argentina, formed around 2019 by Ivann on vocals, Ezequiel on bass, Faka on drums, and xMarc on guitar. They self-recorded their Demo 2018 across various locations in the west of the city and later released the full-length Todo Abismo Calma Sus Ojos, delivering politically charged extremity with a raw, DIY ethos.

Contemptible Ruins is a death metal and crust punk band from Brasília, Brazil, formed in 2021. Their sound blends stenchcore and death metal influences, drawing comparisons to the rawer end of the crust/death spectrum. The band has released several recordings including a self-titled debut (2021), "The Radicalization of Human Pathology" (2022), and "Point of No Return" (2023).

Contempty is a death/doom metal band from Rio Pomba, Minas Gerais, Brazil, formed in 2013. Influenced by the early English death/doom scene, their music is characterized by dark atmosphere and slow, heavy compositions. Their discography includes "Gaping Deception in Guiltless Eyes" (2013), "Trauma" (2015), and the single "Presage of Penury" (2021).

Conxuro is a folk metal band from Mar del Plata, Argentina, formed in 2007 and built around a full ensemble that includes guitars, bass, drums, keyboards, violin, and flute. The band released La Rueda de la Fortuna in 2012 and their second album Fuego Interior in 2017, recorded at Estudio Mix in Mar del Plata, with vocalist Agustin Raimondi fronting a lineup that has featured members such as Valeria Barbas on flute and Daniela Nazar on violin.

Coprofago is a death metal band from Rosario de Lerma, Salta, Argentina, with a lineup that includes Eduardo Moure on vocals and guitar, Hernan Salas on guitar, Jorge Lopez on bass, and Francisco Rioja on drums. They released the album Hay Tanta Sangre en Mi in 2009 and followed it with Cínica Redención in 2015 via Schizophrenia Records, a record defined by brutal, morbid riffing and visceral lyrical themes.

Core Divider is a thrash/death/groove metal band from São Paulo, Brazil, formed in 2018 and currently on hold. Their sound draws comparisons to Fear Factory, Pantera, and Machine Head, blending groove metal heaviness with thrash and death metal aggression. The band contributed tracks to the Imperative Music compilation series (volumes 13 and 14), appearing alongside international acts such as Kreator and Obituary.

Corja is an experimental metal band from Goiânia, Brazil, known for blending death metal, thrash, hardcore, and punk into a politically charged and subversive sound that resists easy genre classification. The band has been active since the late 1990s and has released multiple albums including “Justiça Au Go Go” (2012) and “...E Tudo Vai Piorar” (2025), with lyrics exploring themes of politics and social critique. Their influences span Meshuggah, Fear Factory, and Slipknot, and they are recognized as one of the more adventurous acts in the Goiânia extreme metal underground.