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.

Entherror is a black/thrash metal band from São Borja, Rio Grande do Sul, Brazil, formed in 2010. The band drew on themes of Satanism, war, and anti-Christianity across their material, and released the EP "Terror That Never Ends" in 2019 through their Bandcamp page.

Escrotos is a thrashcore band from Teresina, Piauí, Brazil, formed in 2016 and drawing influence from acts like Ratos de Porão, Municipal Waste, and Suicidal Tendencies. The band released their debut EP "SISTEMA" in 2017 through Caverna Produções, delivering aggressive riffs and lyrics that address contemporary social issues. They followed up with the full-length "Vivendo em Agonia," continuing their blend of thrash metal and hardcore.

Esmurrugador is a black/thrash metal band from São Gabriel, Rio Grande do Sul, Brazil, formed in 2021 and operating out of the anarchist commune known as Comuna Pachamama. The band released their debut demo "RETO" in 2021, followed by the album "Agrodeath" in 2022 and a split with Honora Abyssus titled "Christus Abortivum" in 2024. Their lyrics address themes of anti-fascism and rebellion.