Laracna is a black metal band from Cascavel, Paraná, Brazil, formed in 2009 as a two-piece project. The band released their debut demo Cursed God in 2010, with themes centered on anti-religion, philosophy, and history. The project features Sabrahmon on guitar and bass and Midgard on drums and vocals.

Lark Puden is a symphonic/gothic/power metal band from Rosario, Santa Fe, featuring vocalist Melani Hess alongside Nicolás Farante, Pedro Pablo Farante, and Nahuel Nieri. The band released their debut album "Stories of a Mind Gone Astray" on July 30, 2014, a 10-track, 46-minute record praised for its melodic hooks and heavy orchestration.

Larvae are a death metal band from Concepción, Chile, operating within the long-established extreme metal scene of the Biobío region. The band released the full-length Entitled to Death in April 2023, documented on the Encyclopaedia Metallum under band ID 3540466302. They play straightforward death metal in the old-school tradition.

Lascados are a thrash metal and crossover hardcore band from Anápolis, Goiás, Brazil, who have been active since the early 2010s. The band has released several full-lengths through their Bandcamp page, including Humanos Pertubados Questionáveis, Cotidiano Duro de um Trabalhador, and Chinese Lasquera. Expanding from a power trio to a four-piece in 2025, they remain one of the few metal acts operating out of Anápolis.

Last Conscious are a death/thrash metal band from Santa Luzia, Minas Gerais, Brazil. The band has released recordings including Psychological Torture, Damn Thoughts, and Political Loathing, drawing on the aggressive traditions of Brazilian extreme metal. Their lyrical content spans psychological and political themes.

Last Man's Breath is a melodic post-black metal band from Bogotá, Colombia, formed in 2018. The band released a self-titled EP in 2020 and appeared on the split "Agnosia" in 2021, exploring themes of existentialism, fear, isolation, and the human condition.

Last Rites are a heavy metal band from Brasília, Distrito Federal, Brazil, formed in 2002. The band is listed in Encyclopaedia Metallum and has released material including the album Silverball. They remain one of the longer-running heavy metal acts to emerge from the Brazilian capital.

Last Sigh were a melodic death metal and metalcore band from Curitiba, Paraná, Brazil, with roots going back to 2005. The band released a demo titled Your Worst Fears before recording their debut full-length Beneath of the Flesh, Rotten, which was mixed and mastered by Alexander Dietz of Heaven Shall Burn at Chemical Burn Studio in Germany. During their active years they shared stages with international acts including As I Lay Dying, Killswitch Engage, and August Burns Red.

Lastima were a black metal and grindcore band from Rio de Janeiro, Brazil. The band appeared on the limited compilation Satã Apareça II (Metal Reunion, 2016), a release pressed to 50 copies, with themes exploring apocalypse, anti-religion, and the self-destruction of humanity. They have since split up.