Facas is a two-piece sludge metal band from Curitiba, Brazil, consisting of Jow (Jonathan Rissi) on guitar and vocals and Michael Wilseque on drums. Their 2020 self-titled album was recorded almost entirely live during two sessions at Estúdio Sabine in Curitiba, capturing seven tracks of hypnotic, hook-driven sludge and was released through Crocodilo Discos.

Human Hate was a downtuned sludge doom hardcore trio from Jundiaí, São Paulo, Brazil, featuring Thales Gory on guitar, bass, and vocals alongside Davi on vocals and ET on drums. The band released the live EP Eternal Torture - Doomed and Live in August 2019, recorded at Sotão Estudio, before splitting up.

Huvala is a one-person stoner and sludge metal project from Bahia, Brazil, formed in 2017 under the sole hand of the musician known as Putrefactus, who handles all instruments, vocals, and mixing. The debut release Sirens of Souls (September 2017) consists of two lengthy, atmosphere-heavy tracks — "The Oathbreaker" (11 minutes) and "Sepulcher of the Bride" (9 minutes) — drawing from doom, atmospheric black metal, and sludge. The project's name is a stylized play on the geological term uvala, with the added H described by the artist as purely aesthetic.

Insanity Seas is a doom/death/sludge metal project from Porto Alegre, Rio Grande do Sul, Brazil, conceived by Henrique and Love Streit and active since 2021. Drawing lyrical inspiration from the cosmic horror fiction of H.P. Lovecraft, the band channels oppressive, slow-grinding riffs into an atmosphere of dread rooted in Lovecraftian mythology.

Inverted Cross Cult is a death/doom/sludge metal band from Porto Feliz, São Paulo, Brazil, featuring Diego Rodrigues on vocals and guitar, Guilherme Hespanhol Rufus on guitar, Viny Bial on bass, and Henrique Antunes on drums. The band released their self-titled debut album in October 2016, followed by the demo "Beyond the Towers of Silence" in 2018, with lyrical themes drawing from occultism, H.P. Lovecraft, and horror.

Invitado de Piedra is a psychedelic doom and stoner metal band from Santiago, Chile, whose lineup includes Pablo Ravelo (drums), Eduardo Rojas (bass), Felipe Godoy (guitar), and Esteban Delgado (vocals/guitar). The band debuted with the Quema el Sol EP in 2011, followed by the debut full-length Todos Caerán in 2013, and released the sprawling 33-minute single-track album Uroboros in 2021, a fuzz-drenched sludge and drone metal composition recorded at Estudio Proyectil.

Letters From is a stoner/sludge metal band from Rio de Janeiro, Brazil, drawing on influences including Kyuss, Neurosis, Mastodon, and Tool. The band released their debut EP "Witch" in late 2013, establishing their heavy, riff-driven sound within the Brazilian underground heavy music scene.

Liträo is a sludge/doom metal band from Rio de Janeiro, Brazil, formed in 2018 by four musicians drawing on shared history in other local projects. The lineup features Guilherme Kirk on guitar and vocals, Guilherme Stephano on lead guitar, Gabriel Fontes on bass, and Marcos Soli on drums, with the band citing Sleep, Crowbar, and Electric Wizard as primary influences. Their debut full-length album "Egomorte" was released in 2020.

Lymphangiomas was a sludge metal and grindcore band from Barranquilla, Colombia, active from 2022 to 2025 and released through Aborto de Perra Records. During their brief run the band issued several EPs and splits, including "64 Traxx," "Cancrum Oris," and "Gangrena De Fournier Vulvar," all released in 2022.