Inhibidor is a heavy metal band from Rosario, Argentina, formed in 2020 by Alberth Páez. Their debut album "Vértigo" was released in January 2022 and featured guest contributions from members of established Argentine metal acts including Horcas, Tren Loco, and Serpentor, reflecting the band's connections across the country's heavy metal scene. The album includes a cover of the classic RIFF song "En la Ciudad del Gran Río" alongside original material.

Insanecide was a heavy metal and hard rock trio from Volta Redonda, Rio de Janeiro, Brazil, active from 2013 until their split-up. The band combined the rhythmic weight of groove metal with melodic hard rock sensibilities, drawing comparisons to Pantera, and released the four-track EP Counter alongside a music video for the track "The Rift."

Interceptor is a traditional heavy metal band from Buenos Aires, Argentina, who recorded their self-titled debut album at La Nave de Oseberg Studios between February and October 2014, releasing it in 2015 on Pacheco Records. The band contributed the track "La piel fría" to the Icarus Music compilation "Heavy metal: Código de honor" in 2016, and later appeared on the cassette and CD-R compilation "Nueva ola del heavy metal Argentino" in 2021. Their sound draws from classic speed and heavy metal in the style of the New Wave of Argentine Heavy Metal scene.

Interceptor is a traditional heavy metal band from Buenos Aires, Argentina, who recorded their self-titled debut album at La Nave de Oseberg Studios between February and October 2014, releasing it in 2015 on Pacheco Records. The band contributed the track "La piel fría" to the Icarus Music compilation "Heavy metal: Código de honor" in 2016, and later appeared on the cassette and CD-R compilation "Nueva ola del heavy metal Argentino" in 2021. Their sound draws from classic speed and heavy metal in the style of the New Wave of Argentine Heavy Metal scene.

Isa Nielsen is a Danish-Brazilian heavy metal guitarist and vocalist based in São Paulo who began performing at age 13 and has built a career spanning major Brazilian stages. She has performed at Rock in Rio and opened for Tom Morello and John 5 at the Best of Blues and Rock festival before audiences of over 40,000, and has jammed live with Steve Vai. Her debut album "Break the Chains" showcases her dual role as a lead guitarist and vocalist in the classic heavy metal and hard rock tradition.

Jack the Joker are a progressive metal band from Fortaleza, Ceará, Brazil, formed in 2014 and comprising Raphael Joer on vocals, Felipe Facó and Lucas Colares on guitars, Gustavo Pinheiro on bass, and Vicente Ferreira on drums. A defining characteristic of the band is their integration of traditional northeastern Brazilian rhythms — maracatu, forró, baião, and frevo — into dense progressive metal arrangements. Their discography includes In the Rabbit Hole (2014), Mors Volta, and The Devil to Pay in the Backlands (2025), the latter inspired by João Guimarães Rosa's landmark 1956 Brazilian novel.

Kadabra is a heavy metal power trio from Vinhedo, São Paulo, Brazil, whose sound blends traditional heavy metal with Bay Area thrash influences and elements of Brazilian death metal. The band debuted with Devastation's Songs (2017) and followed with Remains of the Past (2019) before releasing Underground Resistance (2021), their first album recorded entirely in Portuguese.

Kamanchaka is a heavy metal band from Iquique, Chile, whose music draws on the history and geography of Chile's far north. Their 2024 EP Infierno Real features four tracks including 'Esmeralda,' a song commemorating the 1879 naval Battle of Iquique, and 'La otra cara de la Moneda,' with the band's compositions and performance credited to Christopher Méndez and Gabriel Torres.

Kamikaze is a Buenos Aires heavy metal band originally founded in 1985 by vocalist Enrique Gómez Yafal and guitarist Miguel Ángel Oropeza, both formerly of 100DB, alongside bassist Gustavo Perugino and drummer Claudio Gabriel Parolari. The band released classic Argentine metal albums No me detendrán (1988), Víctima del Rock (1989), and Kamikaze III (1992), later reuniting and issuing Dueño de los Cielos in 2011.