Caos Devasta is a death/thrash metal band from Manaus, in Brazil's Amazon region, formed in 2017. The band is part of the active underground heavy metal scene in Manaus and has performed at local events including the Mandrake Rock Festival, which showcases original Amazonian metal acts. Their album "Amazônia Destruída" is documented on Metal Archives.

Caos Onipresente is a blackened death metal duo from Nova Odessa, São Paulo, Brazil, formed in 2020. The project blends black metal and death metal with experimental elements, and released the album "Ser Humano: Aversão" in early 2020. Their music is available on Bandcamp.

Caos ov Doom is a doom/death metal band from Medellín, Colombia, formed in 2021 and signed to Leçons des Ténèbres Productions. They released their debut EP Tardissime Mortem Fuga in 2022, followed by their first full-length Magnum Opus Tenebrarum in 2023, with lyrics and themes centered on death, dark poetry, and melancholy.

Caos Sphere is a heavy/thrash metal band from Recife, Brazil, formed in 2014. The band released the EP "Horror Tales" as their debut, followed by the full-length "Hell Is Here" and the album "The Call of Thanatos" in 2016, delivering a style built on palm-mute chugging, dexterous riffing, and aggressive vocals in the tradition of classic Brazilian thrash.

Caosamorts is a thrash/death metal band from Campinas, São Paulo, Brazil, formed in 2014. Drawing influence from acts like Slayer, Carcass, Napalm Death, and Brazilian legends Dorsal Atlântica, they write Portuguese-language lyrics centered on themes of war, corruption, violence, and intolerance. The band has released demo material available on Bandcamp.

Capgrass was a black metal band from Buenos Aires that released their debut EP Reflections in June 2014, a six-track recording produced and mastered by Fernando Muiños with drum collaboration from Manuel Matarasso. The band operated within the underground Buenos Aires black metal scene before splitting up.

Capiroto is a black metal band from Rio de Janeiro, Brazil, formed in 2021. The band plays raw, aggressive black metal with lyrical themes of vengeance, diabolism, violence, and chaos, and released the EP "Pentagrama Tenebroso" in May 2023, recorded at Umbralian Studios in Rio de Janeiro.

Capita Septem et Cornva Decem is a black metal band from Santiago, Chile whose track and album titles are rendered entirely in Roman numerals referencing chapters and verses from the Book of Revelation. Their debut album XIII: I-XVIII, released in April 2018, consists of six tracks spanning nearly 48 minutes of dense, unhurried black metal.

Caporal is a heavy metal band from Campana, Buenos Aires province, formed in 2016. Their self-titled debut album, released the same year, features eleven tracks including "Navegante", "Las Ruinas Circulares", and "Psicosis", showcasing a traditional heavy metal approach rooted in the Buenos Aires province underground scene.