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.

Chaos Realm is an independent thrash and speed metal band from Barbacena, Minas Gerais, Brazil. The band operates as an unsigned act within Brazil's underground thrash metal scene, with lyrical themes centered on death, blood, earth, and souls.

Chaos Synopsis is a thrash/death metal band from São José dos Campos, São Paulo, Brazil, formed in 2006. The band has released multiple full-length albums including Kvlt ov Dementia (2009), Art of Killing (2013), Seasons of Red (2015), and Gods of Chaos (2017), and has toured in both Brazil and Europe. Their approach blends thrash and death metal while drawing thematic concepts from each album — ranging from madness and serial killers to historical conquerors.

Chaoslace is a metal band from Santo André, São Paulo, Brazil, formed in 2015, whose sound evolved from thrash/death metal into brutal death metal. The band operates independently with lyrical themes covering anti-religion, war, catastrophe, and human conflict.

Chaotic Desolation is a one-man melodic death/thrash/black metal project from Osasco, São Paulo, Brazil, founded by multi-instrumentalist Thiago Alboneti, who is also known for his work in Beyond Chaos and Infinity of Thoughts. The project released its debut album Biological Sonnet in March 2024, drawing influences from Machine Head, Iced Earth, Nevermore, and Lamb of God.

Chromeskull is a thrash and speed metal band from São Paulo, Brazil, formed in 2017 and later incorporating heavier power metal elements. The band released the EP "Deads Shall Rise" in 2019, followed by "Screams in the Night" in 2020, and their debut full-length album "Screaming to the World" in 2023. Their music is characterized by high-energy riffing, soaring leads, and a driving, hard-edged approach rooted in classic 80s metal.

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.

Corrosivo is a thrash/death metal band from the cities of Lajeado and Arroio do Meio in Rio Grande do Sul, Brazil, formed by members drawn together from different musical backgrounds including influences from Slayer, Obituary, Sepultura, and Venom. The band focuses on heavy and aggressive original compositions and has addressed lyrical themes including political corruption and social inequality.

Corrossive is a death metal band from Buenos Aires, Argentina, formed in 2015. They released the demo Overcome the Darkness in 2016 before issuing their debut full-length The Great Beyond in 2021, an eleven-track record that draws on death, doom, progressive, and thrash metal influences.