Introspective Existence is a doom metal duo from Rio de Janeiro, Brazil, formed by Dark Doom (vocals) and Desolate (guitar and bass), drawing on 1990s influences to craft slow, introspective heavy music. The band released the single and 7" vinyl "Dying Poem," their debut physical release, establishing their presence in Brazil's underground doom scene.

Jupiterian are a sludge/death/doom metal band from São Paulo, Brazil, formed in 2013, known for crafting an oppressively heavy sound that fuses cavernous death doom with oozing, soul-crushing sludge. Their debut EP Archaic arrived in 2014, followed by the full-lengths Aphotic (2015) and Terraforming (2017), before they signed to Transcending Obscurity for Protosapien (2020), widely praised as their most focused and accomplished record.

Kraftvøid is a São Paulo-based instrumental stoner/doom metal project founded by Gustavo Lima in March 2020. The project pursues a raw, organic approach to heavy music and released its self-titled debut album in January 2022, featuring tracks such as "I Am The Emptiness" and "Fire of a Thousand Suns." Operating without a Spotify presence, the project distributes its music independently through Bandcamp.

Kuarup is a Brazilian sludge/doom metal trio formed in 2025 by current and former members of Nekkrofuneral, A Peste, and Omfalos — José Antônio Dai Hou (bass/vocals), Fabrício Cardoso (guitars), and Vinicius Rispoli (guitars). Their debut EP, A Dor é o Combustível da Mudança, was released on March 21, 2025, blending heavy sludge riffs with melodic lead passages and lyrics in Portuguese addressing colonialism, fascism, and late capitalism.

Lacryma Sanguine is a death/doom metal band from Fortaleza, Ceará, Brazil, active since 2008 and among the few doom metal acts to emerge from the northeast of the country. They released their debut digital EP As The Autumn Ends in 2008 via KillZone Records, followed by their first full-length album Amongst These Walls in 2012, distributed by Chilean label FunerART, drawing on the melodic heaviness of My Dying Bride, Saturnus, and Swallow the Sun.

Lignum Mortis is a one-man black and doom metal project from Valdivia, in southern Chile, that merges sounds drawn from death metal, black metal, and dark ambient to create densely layered sonic landscapes. The project's self-titled debut was released in 2015 as a limited CD-R run of 30 copies before being made available digitally, followed by Vacuum Inferno in 2022 and Lignum Mortis II in December 2025. All music, recording, mixing, mastering, and artwork are handled entirely by the sole member.

Lizard Cult is a sludge/doom metal band from São Paulo, Brazil, formed in 2023. The band self-produced their debut release "Triptych", a three-track album issued in October 2023, recorded by Otávio Bonazzi at Dissenso Studio and mixed and mastered by Henrique Fonseca at Groove Estúdio. The release was noted in the Doom Charts for March 2023 and positions the band firmly within Brazil's growing heavy underground scene.

Low Levels of Serotonin is a melodic death/doom metal project from Americana, São Paulo, Brazil, led by multi-instrumentalist Wilian Gonçalves, formerly the guitarist of Desdominus. The band released their debut album Katharsis in 2019 through Heavy Metal Rock Records, followed by a second album, In the Entrails of My Mind, in 2022. Their sound combines heavy, melancholic riffing with introspective lyrics and significant tempo variation across both records.

Lucifer's Doom is a black/doom metal band from Rio de Janeiro, Brazil, active since 2015. The band released a self-titled EP in June 2015, a three-track CDr debut that blends avant-garde black metal atmospherics with mournful doom sensibilities. Their sound features high baritone vocals over heavy, slow-burning riffs with lyrical themes drawn from Christian eschatology.