xArmadylGodswordx is a slam/brutal deathcore band from Ede, Netherlands, formed in 2017 and self-described as "Heavy As Fuck Runeslam." Their band name and track titles reference the MMORPG RuneScape, fusing gaming culture with crushingly heavy slam riffs and brutal deathcore breakdowns in a uniquely irreverent way.

Xavernah is an atmospheric melodic black/death metal project from Rhenen, Netherlands, formed in 2025. Their debut album "Absence" (February 2025) spans 44 minutes of cosmic desolation and existential decay, blending crushing riffs with sweeping orchestration and even incorporating poetry by Percy Bysshe Shelley.

Xelas is a melodic death/thrash metal band from London, England, formed in 2011. They combine the melodic sensibilities of Scandinavian death metal with thrash metal ferocity, delivering technically proficient yet accessible extreme metal from one of Europe's largest music capitals.

Xenith is a melodic death/thrash metal band from the United Kingdom, formed in 2011. They combine melodic death metal hooks with thrash metal intensity, creating aggressive yet accessible compositions that bridge the gap between extreme metal subgenres.

Xenocide is a death/thrash metal and grindcore band from Dublin, Ireland, formed in 2011. They deliver a relentless fusion of death metal brutality, thrash metal velocity, and grindcore chaos, representing the extreme end of Ireland's metal underground.

Xenofaction is a technical death metal band from Perugia, Italy, formed in 2017, built around a cyberpunk space opera concept over a decade in development. Their 2017 promo features members with pedigrees in bands like Hideous Divinity, and artwork by Fabio Listrani, known for his work with Marvel and Titan Comics.

Xenomorph is a progressive death metal band from Leiden, Netherlands, formed in 2021. They craft complex and forward-thinking death metal compositions that push beyond conventional boundaries, emerging from the Netherlands' deeply rooted extreme metal underground.

Xenophobia is a death metal band from Offaly, Ireland, formed in 2016. They play straightforward, uncompromising death metal from Ireland's rural heartland, channeling aggression and heaviness in the tradition of classic European death metal.

Xenosis is a progressive death metal band from St. Ives, England, formed in 2015. They craft intricate, technically demanding compositions that blend progressive complexity with death metal aggression, contributing to the growing UK tech-death scene.