Demonthor is a black/thrash metal band from Rio de Janeiro, Brazil. The band released "A Night for the Demon" in 1999 and is listed as split-up on the Metal Archives, representing one of the underground black/thrash outfits that emerged from Rio de Janeiro's extreme metal scene.

Demophobia is a thrash/crossover band from the ABC Paulista region of São Paulo, Brazil, formed in 2018. They blend the aggression of thrash and death metal with punk rock energy, singing in Portuguese, and have released two records: "Moinhos de Gastar Gente" (2019) and "Modus Operandi" (2020), both recorded at Toca do Chico Preto studio in São Bernardo do Campo.

Denfire is a São Paulo-based thrash metal solo project launched in 2021 by a multi-instrumentalist who spent over 30 years playing in bands across Brazil and the UK. The debut EP "Riding the Winds of Death" (2021), recorded at Dual Noise Studios in São Paulo, delivers an old-school blend of thrash, death, and heavy metal, followed by the full-length album "Rise Up".

Desacordo is a crossover thrash metal band from Pernambuco, Brazil, formed in 2021. The band released a self-titled EP in November 2021 and followed it with a second release in October 2022, delivering raw, aggressive thrash fused with hardcore punk energy rooted in the northeastern Brazilian underground scene.

Desalma is a death/thrash metal band from Recife, Pernambuco, Brazil, formed in 2012 and active in the northeastern underground metal scene. The band released the album Foda-se in 2013 and has maintained an independent presence, with lyrical themes centering on society, politics, death, and violence.

Desbaste is a thrash metal band from Rosario, Santa Fe, Argentina, featuring Adrian Llano on vocals, Blas Brion and Martin Alvarez on guitars, Elio Mateu on bass, and Ariel Cabrera on drums. The band released their debut "Caos" EP on February 22, 2022, which includes the track "Sangre y Muerte."

Descanse em Paz (Portuguese for "Rest in Peace") was a thrash metal band from São Paulo, Brazil, active for a brief period before splitting up. The band drew lyrical themes from anti-fascism, social critique, and dystopia, working as an independent, unsigned act within the underground thrash scene.

Desordem Absoluta is a thrash metal and crossover band from Abreu e Lima, Pernambuco, Brazil, formed in 2025. The band is part of the active extreme metal underground in the Pernambuco region and has appeared on lineups alongside other local and national acts.

Destruidor is a black/speed/thrash metal one-man project based in Fortaleza, Ceará, Brazil, led by the musician known as Victor Skullcrusher. Drawing heavy influence from first-wave black metal acts like Hellhammer, Venom, Bathory, Celtic Frost, and Sodom, the project has released several recordings including "Lord of Darkness" (2024), "Raising Hell," and "Torment From Hell."