Lord Devastador is an Ecuadorian black/death metal solo project with roots stretching back to Quito in 1996, when it was active as a band before disbanding in 2000 and relaunching as a one-man outfit. The project's 2014 release "Infernal Holocaust" compiled two unreleased demos from 1998 and 2000 with remastered sound, showcasing a raw, Deathrashing Metal style sung entirely in Spanish.

Lord Divine is a progressive power metal band from Rosario, Argentina, formed in 2004, whose debut Where the Evil Lays (2004) was followed by In Disgrace (2007) and Imágenes (2014). Their fourth album Facing Chaos was released on February 5, 2019 through Spain's Fighter Records and features guest vocals from Mark Boals, known for his work with Yngwie Malmsteen and Royal Hunt.

Lordowar is an epic power metal band from San Fernando del Valle de Catamarca, Argentina, whose name fuses Lord of the Rings and Manowar as a nod to their dual influences. They released the three-song EP Spartan Warriors in 2017 before completing their debut full-length The Legend Begins, with a live DVD recorded at Teatro Flores in Buenos Aires following the album's release. The lineup features Sergio Rodríguez on vocals, Darío Díaz and Néstor Ruiz on guitars, Diego Contreras on keyboards, Facundo Reinoso on bass, and José Rolón on drums.

Los Alevosos Víctimas de Víctimas are a Buenos Aires band formed in 2006 whose self-described style — rock hardcore humanista poesia rockmetal tragicopopular — reflects their shift from aggressive early material toward alternative rock. Their debut release El audio del soplido, recorded in 2002 and released in 2006, featured Agustín Chaumont on vocals, Martín Ayerbe on guitars, Federico Chaumont on bass, and Diego Momdjian on drums. Subsequent releases include Postales animadas (2006) and Mi asma mi alma (2013).

Los Antiguos is a Buenos Aires stoner metal band founded in late 2012 by Pato Larralde (vocalist of Sauron) alongside members of Avernal and Cruzdiablo, with lyrical themes centered on aliens and personal experience rather than the high fantasy of their other projects. They released the EP Simple in May 2013, followed by the debut album Madera Prohibida in May 2015 and the second album Oro para las naves in May 2019, the latter issued in a limited special edition packaged as a replica UFO. The band has been a regular presence at Buenos Aires festivals including Noiseground and Viaje de Agua.

Los Buscadores del Movimiento Perpetuo (The Seekers of Perpetual Motion) are a Buenos Aires stoner metal band formed in 2011 who blend dense, slow-tuned metal with the atmosphere of cult horror cinema. They released the album Una de Zombies in 2011, followed by Rendiran Culto a la Muerte in 2013 and Mil Días de Viaje in November 2014, and made their full catalog available for free download on Bandcamp. The band has been on hold since the mid-2010s.

Los Densos are a Buenos Aires heavy metal and hard rock band formed in 2022 who draw on New Wave of British Heavy Metal alongside Lovecraftian occult themes. Their debut release Habitantes de la Oscuridad, a seven-track album, came out on December 15, 2022. The band consists of Ramón 'Serpiente' Gómez on vocals, Nicolás Rivera on guitar, Julián Sirota on bass, and Nacho Roldán on drums.

Los Kuro are a Buenos Aires stoner metal trio whose sound incorporates heavy psych, post-doom, and sludge. Their debut Demo appeared in July 2013, followed by Volumen I (April 2014) — a conceptual record built around longer progressive jams — and subsequent releases including 1 ½ (2015), Silencio (2017), and IV (2018). The Volumen I lineup featured Manuel Ferreira on guitar, Mauro Cristy on bass, and Andrés Salaverri on drums.

Los Males del Mundo is a black metal project from Buenos Aires founded by Cristian Yans and Dany Tee (also of Acathexis and Downfall of Nur), with Nikita Kamprad of Der Weg Einer Freiheit contributing as producer and guest bassist. They debuted with the EP L.M.D.M. in October 2020, then released the debut full-length Descent Towards Death on February 26, 2021 through Northern Silence Productions — a five-track, forty-minute album drawing lyrically on Nietzsche, Cioran, and Schopenhauer. The album received coverage from Invisible Oranges and other metal press as a notable debut in atmospheric black metal.