Dexerebrattor is a crossover thrash band from Formosa, in Argentina's northeastern NEA region, formed in 2015. Their debut release, the five-track EP Toxic NEA!, came out on July 16, 2015, with lyrics touching on politics, toxic environments, and anti-poser themes. The band's founding lineup included Facundo Balmaceda on vocals, Brian Galvan on lead guitar, Gabriel J Hansen on rhythm guitar, Adrian Deserti on bass, and Dany Molina on drums.

Diabol is a black/thrash metal band from Vallenar, Atacama, Chile, founded in August 2020 and rooted in an ultra-blasphemous street black-and-roll aesthetic drawing from Venom, Motörhead, Hellhammer, Darkthrone, and Discharge. Their discography spans the "Demonomania" demo (2020), the "Lunatic Abominations" EP (2022), a contribution to the four-way split "Latinamerican Slaughter" (2021), and the full-length "Graveyard Backtery" (January 2025).

Diatort was a death/thrash metal band from Passos, Minas Gerais, Brazil. Rooted in the extreme metal underground of the Brazilian interior, the band blended aggressive thrash riffing with death metal brutality before eventually splitting up.

Diatribes is a death/thrash metal band from São Paulo, Brazil, formed in 2014 by guitarist Gladyson Rivero alongside vocalist Danilo Luna, bassist Sérgio Roma, and drummer Rodrigo Biffi. The band blends aggressive thrash riffing with death metal brutality, and in 2025 signed with US label Brutal Records, releasing their debut full-length "Degenerate" in 2026.

Dieblast is a death/thrash/groove metal band from Santiago, Chile, formed around 2015 and anchored by Christian Argandoña (ex-Thornafire) on vocals and bass alongside producer Pablo Navarrete of Hielo Negro on bass, Eddie Valdebenito on guitar, and Fernando Rojas on drums. The band made their public debut in early 2022 with the politically charged single "Caos, Sangre, Peste," recorded at Panzound Estudios.

Diebrator is a melodic thrash metal band from San Justo, Buenos Aires, founded by guitarists Lucas Coronel and Elias Pérez with a stated aim of stepping outside conventional thrash conventions. The band released the EP Desnaturalización in October 2015, followed by the full-length Violencia/La Máscara de la Brutalidad in November 2016.

Dioxina was a thrash metal and crossover band from São Paulo, Brazil, active from 2015 and later split-up. The band self-released their five-track EP "Ordem e Regresso" in August 2015, delivering aggressive crossover thrash in the tradition of the São Paulo underground scene. They operated independently throughout their existence.

Dipnoi was a thrash metal band from São Paulo, Brazil, active during the 1990s and now split-up. The band is catalogued in the Metal Archives as part of Brazil's broader São Paulo thrash metal scene, which emerged alongside internationally known acts from the region. They released demos during their active period and are documented primarily through underground metal archives.

Disenteria is a crossover thrash metal band from Santos, São Paulo, Brazil, formed in 2020 and operating as an independent act. The band is listed on Encyclopaedia Metallum and participates in the São Paulo coastal region's underground extreme metal circuit, drawing on the crossover traditions of Brazilian thrash.