Founded by Angelo Torquetto following his departure from Desertor, Messianic Cry fuse death metal brutality with hardcore vocal intensity and a Christian lyrical perspective. Their 2012 debut 'Freedom for Those Who Weep' — released through Silent Music Records — delivers ten tracks that draw equally from thrash, death metal, and hardcore while addressing themes of human struggle and faith.

Metakiase is a two-piece heavy and stoner rock outfit from Pucón in Chile's Araucanía region, formed by drummer Tomás Trucco and guitarist/vocalist Vipe Schindler. Their 2015 debut album La Ruta de la Araucanía blends speed-injected thrash riffs with heavy blues and stoner grooves, drawing on the volcanic landscapes and Mapuche cultural heritage of their southern homeland.

Metal Genocide is a Santiago-based speed metal trio drawing on the old-school ferocity of Razor and Running Wild, with members carrying backgrounds in Chilean acts Impact, Battlerage, and Steelrage. Their debut album Speed and Genocide, recorded at Fullrock Studios in Santiago, was released in 2013 through Rawforce Productions and set the template for the band's uncompromising, pro-true-metal stance.

Metal Warhead play speed-inflected heavy and thrash metal with a hardcore edge rooted in the Rio Grande do Sul underground. Their 2017 debut album 'Metal Avalanche' — an eleven-track statement of intent — signals a band locked into the classic late-1980s thrash aesthetic of brute riffing and relentless pace.

Metalder deal in classic-leaning heavy and power metal shaped around lyrical themes of pirates, the cosmos, and the spirit of metal itself. The band recorded under Resistance Records and brings a dramatic, anthem-driven approach to the style that puts melody and storytelling front and center.

Metalepsia was a thrash/crossover band from Buenos Aires whose members included vocalist Facundo, guitarists Mariano Pampin and Tomás, drummer Yair Scarfia, and bassist Negra. The band released their nine-track album Síndrome de Demencia on February 18, 2015, blending aggressive thrash riffing with punk-inflected energy in the crossover tradition.

Metalepsia was a thrash/crossover band from Buenos Aires whose members included vocalist Facundo, guitarists Mariano Pampin and Tomás, drummer Yair Scarfia, and bassist Negra. The band released their nine-track album Síndrome de Demencia on February 18, 2015, blending aggressive thrash riffing with punk-inflected energy in the crossover tradition.

Metalhead is a thrash metal band from the Quinta Normal district of Santiago, Chile, founded by drummer Mauricio Cortés and guitarist Felipe Silva with the aim of channeling fast and aggressive thrash sounds. The band appeared on the 2020 Chilean compilation From Chile with Thrash, contributing the track Esperando el Infierno, and records through Infernal South Productions.

Metalkimista is a heavy/thrash metal band from Río Grande, Tierra del Fuego — one of the southernmost metal acts in Argentina. Their debut album La Sabia Destrucción, a twelve-track record mixed and mastered by Martín Vargas at La Mazmorra studio in Río Grande, was released on September 29, 2018.