Cosmophage is a death metal band from Brasília, Brazil, formed around 2022 (with roots in a prior project called Utterance active since 2018). Drawing on the mid-1990s European death metal tradition — particularly the Dutch school — the band plays riff-driven, gutted death metal with occult and cosmic horror lyrical themes. Their debut mini-album "Sidereal Malignancy" was released in October 2024 via Me Saco un Ojo (tape) and Blood Harvest (CD).

Coveiros is a metal band from Porto Velho, Rondônia, Brazil, one of the more isolated corners of the Brazilian extreme metal underground. Beginning with a hardcore and early death metal approach, the band shifted toward thrash and death metal over time, releasing a self-titled album in 2007 featuring fourteen tracks. They remain active as an independent act in the Porto Velho metal scene.

Cremation Pyre is a three-piece thrash/black/death metal band from Santiago, Chile, active since the late 2010s. The band recorded their rehearsal session "The Flame Begins" in 2018 and followed it with their self-titled EP in September 2019, which was recorded and mixed by B. Barrantes at Necrotic Studios, featuring original material alongside a cover of Schizo's "Electric Shock".

Crematorio is one of Argentina's pioneering death metal and grindcore bands, active in Tigre, Buenos Aires since the early 1990s alongside fellow scene originators Exterminio and Scud. Their first full-length, "El Rostro de la Opresión", appeared in 1995 and established their focus on themes of social corruption and gore; the band continued releasing material across multiple active periods and issued a reissue of the album through Careless Records.

Cronos N.T. is a death metal band from São Paulo, Brazil, active since 2018. The band released the single "Last Medjai" in October 2020, a track drawing inspiration from the Assassin's Creed Origins character Bayek, previewing their album "Acto Omega". They operate as an independent act within the São Paulo underground metal scene.

Crucifixion BR is a black/death metal band that originated in Rio Grande, Rio Grande do Sul, Brazil, before relocating to São Paulo. The band released their debut album "Destroying the Fucking Disciples of Christ" (2014) through Horror Pain Gore Death Productions, blending diabolic black metal with 1980s thrash and death metal influences. Their second album "Human Decay" (2021), released on Shinigami Records, featured guest appearances from Dave Ingram of Benediction and André Rod of Brazilian thrashers Attomica.

Crucifixor is a black metal band from Barranquilla, Colombia, active since 2004. With a relentless anti-Christian stance, they released their first demo "Antichristian Retaliation" in 2017 on Legion Tarantula Productions, followed by the EP "War and Victory" (2021) and their debut full-length "Enalteciendo los antiguos principios de la rebelión" in 2025 on In Fastu Negas.

Crucifyter is a death metal band from Sete Lagoas, Minas Gerais, Brazil, widely cited as the first death metal act from that city, with roots tracing back to 1988. The band has maintained a presence in the Brazilian underground death metal scene for decades, with tracks such as "Undelusion" available on SoundCloud. They are catalogued on Metal Archives as an active act within the Brazilian extreme metal community.

Crushing Axes is a death metal project from São José dos Campos, São Paulo, Brazil, founded and led by multi-instrumentalist Alexandre Rodrigues. The project is largely a one-man effort, with Rodrigues handling composition, recording, and vocals, occasionally enlisting session musicians for releases. The 2014 album Undead Warrior, featuring session bass and drums, drew praise for its no-frills Brazilian death metal approach blended with groove, with lyrics exploring Norse mythology and the dark side of the human psyche.