Zeup is a stoner metal trio from Copenhagen, Denmark, formed in 2019, featuring guitarist/vocalist Jakob Bach, bassist Christian Iversen, and drummer Morten Barth. Their releases include "A Taste of Zeup," "Blind," "Mammals," and "Roads," blending stoner, grunge, and metal with clean vocals and lots of melody.

Zharzha is an experimental stoner metal band from Sabadell, Spain, formed in 2021. Their prolific output includes live albums like "Punto Cero" (2022) and studio releases such as "Guruismo Deficiente" (2023) and "Fuendetodos" (2024), recorded across various studios in Spain.

Zintnieks is a psychedelic stoner/doom metal band from Riga, Latvia, formed in 2019. Their albums "No aizkurienes" (2021) and "Ilgas pēc vasaras rītiem" (2026) feature long-format, slow-grinding doom with soaring female vocals by Elizabete Frišfelde-Āgare, drawing comparisons to Tool, Boris, and Pelican.

Zippo is a sludge/progressive metal band from Pescara, Italy, formed in 2018. They evolved from their early stoner metal roots toward a more complex sludge/progressive direction, blending heavy riffs with intricate song structures.

Zlatan is a stoner/sludge metal band from Stockholm, Sweden, formed in 2016. Named with Swedish flair, they deliver heavy, fuzz-drenched stoner and sludge metal from the Swedish capital.

Zolle is a sludge/stoner metal band from Bruzzelle (Lodi), Italy, formed in 2013. Their discography includes albums like "Porkestra," "INFESTA," "MACELLO," and "ROSA," delivering playful melodies atop powerful guitar riffs and super-energetic drumming.

Zoltar is a doom/stoner metal band from Uppland, Sweden, formed in 2003. Their long-running project blends heavy doom riffs with stoner rock grooves.

Zombie Eater is a sludge/stoner/doom metal trio from Helsinki, Finland, self-described as being on "a mission to toast together in the Kingdom of Sludge." Their three albums — "Slumberjack" (2018), "Greenskeeper" (2020), and "Faces" (2025) — were recorded live and mastered by renowned engineer James Plotkin.

Zombie Rodeo is a doom/stoner rock band from Helsinki, Finland, established in 2011 and known for their gritty fuzz rock with a groovy, straightforward sound. Their releases include "Dia De Los Muertos" and "The Eyes Are Set Upon You," and they are recognized for high-energy live shows.