Carnage Valley was a death/black metal band from Belém, Pará, Brazil, documented on Encyclopaedia Metallum as a split-up act. The band was associated with Vampiria Records and focused on themes of destruction and death within the extreme metal underground of northern Brazil.

Carnal Atrocity is a death metal/grindcore duo from São Paulo, Brazil, formed in 2020 and comprising Karine Campanille (vocals, guitar, bass, synths) and Emiliano Borges (drums). The band released their debut album "Degenerescência" in June 2020, recorded at Estúdio Mitra and mixed at Crossroads Studio in São José dos Campos, São Paulo.

Carnal Blasphemy is a death metal and grindcore band from Bogotá, Colombia, formed in 2005 and currently signed to Gore House Productions. They released their debut full-length Liars Made Authority in 2015 and have remained active in the Colombian extreme metal underground, with appearances on compilations including Extreme Magazine's Colombian Metal sampler series.

Carne de Cañón is a Heavy/Groove Metal band from Cuenca, Ecuador, active since 1999. The band released their self-titled full-length in 2018, a 13-track collection that draws together the best of their catalog and showcases a groove-driven sound firmly rooted in the metal tradition of Ecuador's southern sierra. They continue to operate independently out of Cuenca.

Carneross was a thrash metal band from Berazategui, Buenos Aires, whose lineup included vocalist and bassist Martín Echeniqué, drummer Alejandro Conde, and guitarists Alan González and Federico Conde. The band released two albums of aggressive Spanish-language thrash — Mass Violencia in 2012 and Religión es Muerte in 2016 — before splitting up.

Carnicero is a death metal/grindcore band from Jundiaí, São Paulo, Brazil, catalogued on Encyclopaedia Metallum as a split-up act. The band's lyrical themes encompassed horror, subconscious depravity, death, and atheism, situating them in the tradition of São Paulo's extreme underground scene.

Carnificem is a melodic blackened death metal band from Córdoba, Argentina, formed in 2016 by members known as Murmur (lead guitar), Marbas (rhythm guitar), and Radna (bass and vocals). The band debuted with the demo Alone in the Nocturnal Mist in 2016, which included a cover of Dissection's "Unhallowed", and went on to release their full-length album Horsemen of Pandemonium in November 2023.

Carnificina is a death metal band from Ibiraiaras, Rio Grande do Sul, Brazil, registered on Encyclopaedia Metallum as an active independent act. The band explores themes of gore, splatter, and death, contributing to the extreme metal underground of Rio Grande do Sul state.

Carnified is a death/black metal band from Salvador, Bahia, Brazil, originally formed in 1994 and revived around 2020–2021. The band builds its conceptual lyrics around a fictional world called Askardem, inhabited by gods who covet the human form. Their return yielded the single "Nocturna" featuring Sarah Jezebel Deva (Cradle of Filth, Therion) and the 2022 EP "Carnage for the Gods."