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.

Electric Age is a hard rock and heavy metal band from São Paulo, Brazil, that began as a Deep Purple tribute act before developing their own arena-oriented sound with '70s-influenced guitar work. The band released a self-titled six-track EP through Divebomb Records in December 2013 and has won multiple festivals in the São Paulo region.

Elixir is a heavy metal band from Buenos Aires, Argentina, formed in 2007, featuring guitarist Fernando Conde and drummer Guillermo Venuto (since 2010) among their core members. The band has released three albums: Los sueños vivirán (2011), Ancestral (2015), and Nuevo mundo artificial (2020), building a consistent presence in the Argentine metal scene over more than a decade.

Elizabethan Walpurga is a blackened heavy metal band from Recife, Brazil, with roots stretching back to 1994 when the original members first formed together under a different name. After disbanding in 2002, the group reunited in 2015 and recorded their debut full-length Walpurgisnacht, released in October 2016 through Shinigami Records, blending traditional heavy metal with black metal and regional Brazilian musical influences.

Encarnación is a heavy/thrash metal band from Mendoza, Argentina, that identifies their sound as "Trash metal Cuyano" — thrash rooted in the Cuyo region — drawing influences from Testament, Megadeth, Kreator, and Overkill. The band has released a self-titled debut album and the EP Consecuencias del Pasado, with a lineup that has featured vocalist Martín Velásquez, bassist Marcos Delamer, guitarists Horacio Velásquez and Alejo García, and drummer German Ramos; they have also represented Argentina at the South American Trash Metal Fest in Santiago, Chile.

Epifisis is a heavy metal band from Medellín, Colombia, formed in 2020 and rooted in the sounds of '70s and '80s heavy metal and hard rock. The band released their debut EP "6402 Sin Futuro" in 2021, a three-track release that deals with themes of social protest, violence, and society. They operate independently and are listed on Metal Archives under the genre Heavy Metal.

Eternal Knight is a heavy metal band from Caxias do Sul, Rio Grande do Sul, Brazil, drawing on classic heavy metal with elements of thrash, power, and doom. The band released their debut full-length album "Flight of the Falcon" in 2023, following their earlier release "Road to Eternity" in 2021.

Ethimos is a Buenos Aires heavy metal and hard rock band whose lineup includes vocalist Romina Briglia, guitarists Sergio Morkevicius, keyboardist Pamela Ortiz, bassist Fabián Moreno, and drummer Diego Sanabria. They released their self-titled debut album on September 2, 2022, followed by their second LP "Hijo de la Luz" on January 14, 2024.

Evening Star is a traditional heavy metal project from Salvador, Bahia, Brazil, created by Danilo Brandão, a former member of the bands Andirá and Storm. Operating as a largely solo endeavor, Brandão handles all instrumentation, production, and songwriting. The debut "Mask of Lies" EP, released in 2019, features four tracks recorded in 2017 and 2018, drawing on classic heavy metal influences.