Calibre 38 is a hardcore punk and crossover thrash band from Santiago, Chile that has been active since 2002, building a consistent discography across albums including Bombardeados (2002), Gritos de Guerra (2006), Perseverancia (2008), Balas Tras Sus Almas (2016), and Nosotros Contra Nosotros (2018). Their music blends aggressive hardcore punk with thrash and metalcore influences, delivered through socially charged lyrics addressing themes of conflict and anti-capitalism.

Chute no Rim is a crossover/hardcore punk band from Alvorada, Rio Grande do Sul, Brazil, formed in 2014. The band plays aggressive, socially conscious music rooted in the Brazilian underground punk and hardcore scene, and released the album "Peste Virtual" in 2014. They remain active and continue performing in the South Brazilian underground circuit.

Cérebro de Galinha is a crossover/thrash hardcore band from Marabá, Pará, Brazil, formed around 2015 and operating independently. The band plays aggressive, politically charged material and has released two albums: "Sociedades Secretas" (2018) and "Norte em Chamas" (2021).

Inner Rotten was a trio from Temuco, Chile, playing a raw, noisy blend of speed metal and hardcore punk under the pseudonyms Peyo Sinister, Neil Weedminister, and Dirty Rorro. The band released several recordings including the albums Pissed Off Mind and Double Electric Discharge, and the 2012 six-track album Live Incorrectly. Fuck For Fun. Die Laughin', channeling the destructive energy of Black Sabbath and 1980s punk into a scrap-crusher sound.

A one-person DIY project blending thrash, hardcore, and grindcore with a deliberately absurdist sensibility, Marafo de Exú debuted in 2016 with the 16-track album "Diabólico Alcoólico," a chaotic slab of short, fast songs delivered with raw, lo-fi ferocity. The project also released a live recording from Destroy Music Now Fest 3, capturing the same unfiltered intensity in a live setting.

Poison the Preacher is a thrash metal, crossover, and hardcore punk band from Bogotá, Colombia, formed in 2021. The band blends raw hardcore aggression with old-school thrash principles and released their debut full-length "Vs the World" in 2025 through Concreto Records. Their catalog also includes several singles and a split release from 2022–2023.

Ratos de Porão (Portuguese for "Basement Rats") formed in São Paulo in November 1981 and went on to release Crucificados pelo Sistema in 1984, the first hardcore punk LP issued by a Latin American band. Vocalist João Gordo joined for that debut and has remained the band's frontman ever since; their 1987 album Cada dia mais sujo e agressivo is widely credited as the first Brazilian crossover thrash record of note, and the band has since released more than fourteen studio albums while continuing to tour South America, North America, Europe, and Asia.

Realidade Encoberta is a crossover thrash band from Recife, Pernambuco, originally founded in 1987 by Nado and Daniel Malcriado; the band disbanded after Nado's death and reconstituted in 2013 with a new lineup anchored by vocalist Carlos Underground and guitarist Túlio Falcão. Since the reunion they have released Momentos Antes do Caos (2014), Morte e Progresso (2016), and Não Vivamos Mais Como Escravos (2019), the last of which closes with a Minor Threat cover.

Grindcore band from Manaus, Amazonas, Brazil, formed in 2019 by vocalist Vinicius Braga, guitarist Alice Vitoriano, bassist Marcos Correa, and drummer Linnu Rodrigues. The band released Somos Nós a Doença in 2021 and followed it with Ensaio Sobre a Má Vontade in June 2024, a 22-track album recorded at Quarto do Pânico studio in Manaus addressing capitalism, police violence, and life in the Amazon's largest city. The band split up after completing Ensaio Sobre a Má Vontade.