Nervus were a thrash metal band from Blumenau who recorded under the name with an aggressive, riff-forward approach rooted in classic South American thrash. Their Bandcamp release The Evil One showcases tightly wound guitar work and a no-frills intensity before the band eventually dissolved.

Neshamot bring a dense, orchestrated edge to black metal, weaving symphonic arrangements around themes of darkness, death, and the cosmic horror of H.P. Lovecraft. Formed in Osasco in 2016, the band operates independently and has maintained an active presence in the underground symphonic black metal circuit.

The solo project of Cris Oliveira, Nestor Durruti channels classic heavy and power metal through an explicitly anarchist lens, naming the band after the Spanish anarchist icon Buenaventura Durruti. The 2020 debut Passos includes a cover of Judas Priest's 'Electric Eye' alongside original material steeped in libertarian politics and melodic metal craft.

Netherbound began in Porto Alegre as a straightforward thrash outfit before progressively expanding their sound toward more ambitious, technically complex territory. Their two releases, the EP Epidemic Salvation (2013) and the full-length Holy Human Plague (2015), trace this evolution from punch-first thrash to a more layered progressive metal approach.

This Belém trio — Rodrigo Barros on guitar and vocals, Cosme dos Santos on bass, and Paulo Wallace on drums — deal in fast, working-class crossover thrash with lyrics that swing between urban violence, horror film nods, and a frank affection for cachaça. Their 2015 album De Ressaca no Inferno captures the raw, sweat-soaked energy of the northern Brazilian underground.

Netuno Doom blended stoner and sludge with progressive and doom textures, threading science fiction and Lovecraftian cosmic horror through slow, heavy riffs. The Fortaleza trio of Adriano Alves, Hewerson Freitas, and Bosco Lacerda released the conceptual EP The Universe The Prison in 2018, one of the more distinctive stoner/doom efforts to emerge from the northeast Brazilian underground.

Neural Abyss play old-school death metal rooted in misanthropy and nihilism, with a sound that draws on the early Brazilian death metal tradition. The Campina Grande three-piece — Vitor Giovanni on bass and vocals, Luênya Van Ripper on guitar, and Relrys Silva on drums — released their debut full-length Everything Is Over in late 2025 via My Dark Desires Records.

Neural Death is a young death metal outfit from Franca whose 2024 demo Guerras announced their arrival with three tracks of blunt, unpolished brutality. The trio — Aladdin on guitars, Iury on drums, and Sarthory handling bass and vocals — recorded the demo at Sala 7 studio and released it in early 2024.

Neural Dissonance is a progressive death metal band from Santiago, Chile, featuring guitarist Roger Meirelles, bassist Israel Aguilar, vocalist and synthesizer player Enzo Dañobeytía, and drummer David Astorga. The band released their debut album "Under a Rain of Senses" on April 28, 2023, a ten-track record mixed and mastered at Nihil Records that blends technical death metal structures with groove and progressive elements.