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.

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.

Enot is a heavy/speed metal and hardcore band from San Pedro, Buenos Aires province, active since 2006 and signed to Escoria Records. The band contributed tracks to several Argentine underground compilations, including appearances on Ultrametal CD (1995), Hardcore Sin Fronteras Tape (1997), and Tributo a La Polla CD (2002) under an earlier formation, before reforming in 2019.

Eufobia is a heavy/groove metal trio from Médanos, Buenos Aires province, Argentina, who have released three albums: "Cup Of Mud" (2011), a self-titled record (November 2016), and "Madness" (June 2022). The band operates as an independent act, building a consistent discography across more than a decade.

Exegesys is a heavy and power metal band from Colón in the Buenos Aires province of Argentina, whose lineup has included vocalist and guitarist Sebastian Valli, guitarist Santiago Ostoich, keyboardist Ezequiel Muzzi, and drummer Marcos Giulli. Their debut album La Guerra Continúa, released in 2008, spans thirteen tracks of fast, melodic heavy metal with neoclassical guitar influences and Spanish-language vocals. The record was noted for baroque-inflected guitar work drawing comparisons to the style of Yngwie Malmsteen.