Progressive death/groove metal band from Rio de Janeiro, formed in 2018 by vocalist and guitarist Alexandre Castellan. Their debut album In Chaos We Trust (2018) featured guest drumming from Kevin Talley (Chimaira, Suffocation, Six Feet Under), and their second album Psychonaut (2024), mastered by Mark Lewis, drew lyrical inspiration from Carl Jung, shamanism, and alchemy.

Sistema Kanibal is a death metal and grindcore band from Santiago, Chile whose lyrical themes center on politics, war, and violence. The band released the promo EP Ejércitos del Odio and have been active in Santiago's underground extreme metal scene.

Skarbrand is a thrash metal band from Punta Arenas, Chile, one of the southernmost cities in the world, formed in 2019. They released the album Obliteration, establishing themselves as part of a small but active metal scene at the tip of South America.

Thrash/death metal band from São Paulo, active since 2003, led by guitarist and vocalist André Gubber (also of Pentacrostic and ex-Nervochaos). Their debut album Condemning the Empty Souls (2013) was released by Shinigami Records and featured guest appearances by Fernanda Lira of Nervosa and Luiz Carlos Louzada of Vulcano; the follow-up Dissolved was recorded at Estúdio 44 between March and September 2016 and released in May 2017.

Skizofrenia was a thrash metal band from Limache, Valparaíso, Chile, active from 2012 to 2015 before splitting up. The band started as a tribute act before developing original material, playing in Chile's Valparaíso region during their brief run.

SKLP is an industrial metal project from Santiago, Chile, founded in late 2019 or early 2020, drawing inspiration from late 1980s and mid-1990s industrial metal. The project's name is a contraction of the Sanskrit word "sankalpa," reflecting its lyrical focus on self-transformation and the use of music as mantras and audio sigils.

Heavy metal band from Farroupilha, Rio Grande do Sul, formed in 2004, with lyrics centered on conspiracy theories and extraterrestrial themes. Their EP Ancient Aliens of Damnation (2014) was mixed and mastered by Roger Fingle at Nitro Estúdio in Caxias do Sul.

Death/thrash metal band from Osasco, São Paulo, operating under the name Metargon from 1985 to 1987 before adopting the Skullkrusher name. Active from 1987 to 1994 and reformed in 2015, the band recorded a debut album at Estúdio J.G. in Belo Horizonte in March 1992 that was never officially released.

Skullmasher is a death-thrash metal band from Campana, Buenos Aires province, Argentina, operating as an independent act since their formation in 2013. The band released "Death Follows Your Steps" in January 2013 and followed it with two releases in June 2015: "Human Slaughterhouse" and "Wrath of the Fallen Gods." Their music blends death and thrash metal elements with black metal influences, placing them within Argentina's underground extreme metal scene.