Ecuador Cadáver is a death/thrash metal band from Machala, Ecuador, formed in 2004. Driven by themes of war, Ecuadorian violence, and anti-Judeo-Christian ideology, the band built their catalog with the full-lengths Dark Path of Blood and Fire (2009) and Unholy Triarchy of the Ancient Covenant (2012), alongside numerous demos and splits released through Wolfgang Records.

Eden Seed is a heavy/thrash metal band from São Paulo, Brazil, founded in 2016 by guitarist Gisele Marie Rocha, who gained international attention as one of the first Muslim women to front a recorded heavy/thrash metal act. The band released their debut full-length "Age of Creation" in April 2018, a record blending classic heavy metal with thrash and progressive elements.

Ekphora is a thrash and groove metal band from São Paulo, Brazil, formed in 2020 by Thiago Soares and Gustavo Camargo, both veterans of the local extreme metal scene. The band released their debut album Sofrimento Final in November 2020, a five-track independent record with apocalyptic lyrical themes.

Electric Morgan is a heavy/thrash punk band from La Plata, Argentina, formed in 2023. They released their debut album Bandera Negra in 2023 and followed it with Hecho En El Under in 2025, establishing themselves as part of La Plata's active underground metal scene.

Embrio is a thrash metal band from Cascavel, Paraná, Brazil, with a prolific discography spanning over a decade and a half. The band has released a steady string of full-length albums including Prophets of Doom (2008), Corporation Is a Cancer (2010), Testify (2012), Revolt Against the System (2013), and Karmadoom (2017), establishing themselves as a consistent presence in the Brazilian thrash scene.

Empalador is a heavy/thrash metal band from Buenos Aires whose debut album, El Fin De La Conspiración, was released in December 2012 across 12 tracks. The band's lineup has included Damian D'Ambrosio on vocals, Juan Pablo Di Palma on vocals and guitar, Eduardo Ghidoli on guitar, Manuel Velasco on bass, and Ariel Arakaki on drums.

Endless Fear is a one-man progressive/thrash metal project from Guaporé, Rio Grande do Sul, Brazil, created and performed entirely by multi-instrumentalist João Roberto Cavanus, who writes, records, and produces all material in his own studio. The project released its debut album "The Curse Inside Me" in September 2015, a nine-track record blending progressive and thrash metal sensibilities.

Enforcer is a thrash and speed metal band from Santiago, Chile, formed in 2001, with early releases including the demos Violent Speed Rehearsal (2003) and A Violent Night (2006). Their debut full-length Violent Speed Assault, released in 2007 through Utterly Somber Creations, collected material composed between 2002 and 2004 and recorded in a single seven-hour session.

Enslaver is a thrash metal band originally from Manaus, Amazonas, Brazil, formed in 2015 under the name Deathcurse before settling on their current name. The band relocated to Paraná and is signed to Sony Music, with lyrical themes covering death, anti-fascism, and rage.