Xanathos is a blackened death metal band from Zaandam, Netherlands, formed in 2021. They deliver ferocious blackened death metal that fuses the melodic aggression of death metal with the atmospheric intensity of black metal, emerging from the Netherlands' prolific extreme metal scene.

Xanthoma is a doom/death metal band from Manchester, England, formed in 2016. They merge the crushing weight of doom metal with the brutality of death metal, creating slow-burning, oppressive compositions rooted in Manchester's long tradition of heavy music.

Xantossa is a death metal band from Zeist, Netherlands, formed in 2021. They play uncompromising death metal rooted in the Dutch extreme metal tradition, a scene that has produced some of Europe's most influential death metal acts.

Xaon is a symphonic death metal band from Sion, Switzerland, describing themselves as never quite fitting into any single metal subgenre. They have released three albums including "The Lethean," "Solipsis," and "The Drift," blending finesse and vehemence while exploring atmospheric, introspective darkness.

Xaoz is a black/death metal band from Legnica, Poland, formed in 2017. They fuse the raw fury of black metal with the crushing heaviness of death metal, drawing from Poland's exceptionally deep well of extreme metal talent and tradition.

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.