Exagorth is a thrash metal band from Morón, in the Buenos Aires metropolitan area, whose lyrics address politics, corruption, and anti-religious themes. The band released the EP Siniestra Oscuridad in 2010, a four-track recording featuring tracks including "Perversos Impunes" and "Predicando La Mentira". They remain an independent act within the active Argentine thrash underground.

Excellence is a melodic heavy metal and hard rock band from Ijuí, Rio Grande do Sul, Brazil, whose sound blends classic 1980s hard rock with traditional heavy metal. The band released their debut album "Against the Odds" in 2010 and featured keyboardist Fábio Ribeiro, known for his work with Angra and Shaman, while two of their founding members, bassist Robson Van Der Ham and drummer Marcos Rigoli, were among the victims of the tragic Kiss nightclub fire in Santa Maria in January 2013.

Excelsis Tenebrae is a brutal and technical death metal project from Buenos Aires, built around guitarist and vocalist Patricio Posse alongside drummer Santiago Sauza. The band released their debut EP Eternity Denied in October 2017, a three-track recording produced at La Septima Casa studio in Ramos Mejía that draws on influences including Nile, Morbid Angel, and Suffocation. The project grew out of an earlier Miami-based incarnation called Serpenthorn that Posse ran during his high school years before relocating to Argentina.

Excised was a death metal band from Iquique, Chile, working in the tradition of Swedish death metal acts such as Nihilist, Dismember, and Grave. Their 2016 release Rotting Away, a seven-track album recorded at Norte Detonante Estudio, is their primary documented output before the band split up.

Excisio is a black doom metal band from Suzano, São Paulo, Brazil, formed in 1999 by Ricardo Santos, whose compositions draw inspiration from the fantasy and horror literature of Tolkien, Lovecraft, and Poe. The band self-released the demo "Dark Chamber Symphonies" in 1999 and the demo "Lost Kingdoms" in 2001, later issuing a split with LALSSU titled "Like Ashes Carried by the Wind" in 2021.

Excoria is a groove and death metal trio from Betim, Minas Gerais, formed in 2023 by experienced musicians under the banner of raw, intense metal played in Portuguese. The band released their debut single "Trilha de Sangue" followed by "O Caminho do Mau" in 2024, building an early catalog that draws from diverse extreme metal subgenres.

Execrado is a black/death metal band from Formosa, Goiás, formed in late 2022 by Danilo Rocha (bass and vocals), Artur Tupinambá (guitar), and Vitão (drums), dedicated to old school death metal with lyrics written in Portuguese and influences from Brazilian heavy metal of the 1980s. The band released their debut EP "Registros do Além" in June 2023, a six-track recording produced at Manga Studio in Brasília.

Execrate is a death metal band from Ponta Grossa, Paraná, with roots stretching back to the underground Brazilian extreme metal scene of the 1990s; the band was active from 1993 to 2000 before reforming in 2018. Their catalog includes the split demo tape with Hellacaust and the full-length "The Collective Disease of Humanity" (2016).

Executer is a thrash metal band from Amparo, São Paulo, originally formed in the mid-1980s and one of the enduring names in the Brazilian thrash scene. The band released their debut album "Rotten Authorities" in 1990 — drawing comparisons to Dark Angel and Whiplash — before disbanding and reforming in 2000, subsequently releasing "Psychotic Mind" (2002), "Welcome to Your Hell" (2006), and "Helliday" (2014).