Warriors of Metal was a black metal band from Mafra, Santa Catarina, Brazil, active from 2003 until splitting up in 2016. The band explored themes of black magic, Satanism, and anti-Christianity common to the South American black metal underground, and appeared on the compilation "Endless Massacre III" released by Violent Records in 2009 with the track "Strengthened by the Shadows." They operated as an unsigned independent act throughout their existence.

Warshipper is a death metal band from Sorocaba, São Paulo, formed by experienced musicians including guitarist and vocalist Renan Roveran (ex-Bywar) and bassist Rodolfo Nekathor (ex-Zoltar). The band released their debut full-length "Black Sun" in 2018 through More Hate Productions and Narcoleptica Productions, followed by the album "Barren..." in 2020. Their music blends technical death metal with progressive elements and themes of atheism, and they completed touring in Europe alongside their domestic Brazilian shows.

Warside is a traditional heavy metal band from Brasília, Distrito Federal, built around a sound directly inspired by the New Wave of British Heavy Metal and classic traditional metal. The band's lineup includes vocalist Leonardo Leão and bassist Vitor Dellamora, and they operate as an independent act within the Brasília metal underground. Their music aims to carry forward the melodic, riff-driven energy of the NWOBHM era within the Brazilian heavy metal scene.

Weedevil is a stoner/doom metal band from São Paulo, Brazil, whose debut LP "The Return" was released in April 2022 via DHU Records, featuring members Lorraine Scar on vocals, Paulo Ueno and Bodão on guitars, Dani Plothow on bass, and Flávio Cavichioli on drums. They followed it with the split "Cult of Devil Sounds" alongside Mexico's Electric Cult Doomers in 2023, then released their second album "Profane Smoke Ritual" through Smolder Brains Records in June 2024. Drawing from Black Sabbath, Windhand, and Acid King, the band blends lacerating riffs with occult and spiritualist themes.

Weedthrone was a stoner/doom metal project from São Paulo, Brazil, anchored by guitarist and bassist Nattens Man on Mars alongside vocalist Mellissa Rainbow and drummer Bitch Hunter. The project released the five-track album "Temple of Superdose" in January 2022, recorded the previous year, which included a cover of the 1973 track "What to Do" by Brazilian artist Vanusa. The band was celebrated in Brazilian underground stoner circles for its warmly distorted riff-heavy approach before splitting up.

Wendigo is a heavy metal band from Valparaíso, Chile, formed in 2019. The band self-recorded their debut "Wendigo EP" at a home studio in October 2019, followed by the "Revolution Part I" EP in 2020.

Werken are a heavy metal band from Comodoro Rivadavia in the Patagonia region of Argentina, originally formed in 2002 under the name Odisea before adopting their current name — Mapuche for "messenger" — after five years. The band released three studio albums: "Plegaria al Sur" (2010), "Jinete en la Tormenta" (2014, through Icarus Music), and "Tierra Salvaje" (November 2020, through MTM Prod. Records). Their sound draws on classic heavy metal and hard rock influences including Iron Maiden, Deep Purple, and Argentine folk music.

Western Fields is a Brazilian depressive black metal project whose demo "Depressive Gaia" was released as a limited CD-R edition of 66 copies through Depressive Illusions Records. The project explores themes of depression, misanthropy, and isolation that are characteristic of the DSBM genre's most introspective wing. The band has been on hold since the early 2020s.

White Death is a heavy metal band from Bom Jesus do Norte, Brazil, whose name is drawn from the legend of Finnish sniper Simo Häyhä, who earned the nickname "The White Death" during the 1939 Winter War against the Soviet Union. The band released their early single "Reaper of Corruption," which drew on that same historical subject matter and gained traction in Brazil's underground metal circuit. Their sound pulls from classic heavy metal touchstones including Iron Maiden, Dio, and Black Sabbath.