La Cienaga is a doom and stoner metal band from Valencia, Venezuela, formed around 2014. Their 2014 self-titled demo introduced a heavy, sludgy sound rooted in slow-grinding riffs and thick low-end, with tracks stretching well beyond five minutes. They followed the demo with the single "Ningun dios" in 2016, maintaining the same crushing, downtuned approach that defines the Latin American doom underground.

La Hoguera is a heavy/thrash metal band from Santo Tomé, Santa Fe, led by vocalist and guitarist Eduardo "Negro" Cortéz, whose lyrics draw on surrealist imagery mixed with social commentary. Their album "Al acecho" was recorded at Crazy Rabbit Studio in Buenos Aires and released on March 25, 2023, presented live at La Moreno venue in Santa Fe.

La Pleve is a thrash metal band from Iquitos, Peru, who drew lyrical inspiration from Amazonian society and the natural world around them. The band released their debut EP "Iritama Arukaka" and full-length "Sonido de Lupuna" in 2021, before splitting up. Their work stands as a rare example of thrash metal rooted in the Loreto region of the Peruvian Amazon.

La Sombra del Caminante is a groove/thrash metal band from Bogotá, Colombia, formed in 2018 and releasing through Thrashing Colombia. The band explores themes of life, philosophy, and storytelling, and released their debut full-length "Androides y manzanas" in 2020 followed by an EP in 2023.

La Tormenta was a São Paulo band formed in 2012 that took the unusual approach of fusing grindcore with viking metal. Their debut album Midgard Grind, released as a free download in 2012, featured guest appearances from Juninho of Ratos de Porão and musicians from Argentina and Germany. The project split up after a short run, leaving Midgard Grind as their primary documented output.

Labyrinth Spell is a black metal band from Serra, Espírito Santo, Brazil, active since 2001 with a discography spanning over two decades. The band blends pagan and occult themes throughout releases including Shadows and Dust (2017, Sulphur Records), Mountains Enthoned (2014), and At the Blackest Corners of Existence (2020). Their debut self-titled album dates to 2001, and Walking Through the Fire appeared in 2023.

LAC is a death metal band from Rio de Janeiro, Brazil, operating under the abbreviated name after years of activity as Lacerated and Carbonized. Under that earlier name the band released the album Narcohell (2016), recorded at HR Studios in Rio and mixed at Stage One Studios by Andy Classen, with lyrics reflecting the city's urban violence and social decay. The project continued under the LAC name and remains active on Vingança Music.

Lachrimatory was a doom/death metal band from Curitiba, Paraná, Brazil, originally formed in 1999 and recognized as a cornerstone of that city's doom scene. Their album Transient, first self-released as CD-R in 2011 and officially reissued by Russia's Solitude Productions in 2014, featured cello alongside keyboards and guitars to create dense, melodic atmospheres. The band split up by 2015, leaving Transient as their most widely distributed work.

Lacktor are a death/thrash metal band from Antofagasta, Chile, whose name is drawn from the Kunza word for "famine" — a language spoken by the Likan Antai, a pre-Hispanic civilization of the Atacama region. Combining old-school Swedish death metal with thrash, crust punk, and traces of black metal, the band delivers lyrics in Spanish addressing famine, social criticism, and historical colonialism. They released their debut full-length Hambruna in 2019 through Organic Waves Studios, followed by Legado in 2022.