The Xiphoid Process	United States	Death/Doom Metal	Active
The Xit Wounds	United States	Thrash/Sludge Metal	Active
X Band	France	Progressive Metal	Active
X Factor X	United States	Progressive Metal	Active
X Japan	Japan	Heavy/Progressive/Power Metal	Active
X Legacy	United States	Groove Metal/Metalcore	Active
X Opus	United States	Symphonic Power Metal	Active
X Project	Brazil	Melodic Heavy Metal	Active
X Raptor	Brazil	Thrash Metal	Active
X Y Z	Czech Republic	Progressive Death/Thrash Metal	Split-up
X-Arm	Brazil	Power/Speed Metal	Active
X-Caliber	United States	Epic Heavy Metal	Split-up
X-Caliber	United States	Hard Rock/Heavy Metal	Split-up
X-Calibur	Canada	Heavy Metal	Active
X-Calibur	Switzerland	Heavy Metal	Active
X-Constant	Ireland	Progressive Metalcore	Split-up
X-Cops	United States	Crossover	Split-up
X-Creta	Belgium	Thrash Metal/Crossover	Split-up
X-Dream	Germany	Progressive Melodic Heavy Metal	Active
X-Eryus	Sweden	Melodic Heavy Metal	Split-up
X-Flames	Bulgaria	Progressive Black/Death Metal	Split-up
X-Hells	Italy	Thrash/Industrial/Heavy Metal	Unknown
X-Hero	Italy	Heavy Metal	Active
X-Kharon	Hungary	Progressive Death/Thrash Metal	Split-up
X-Luv	Japan	Melodic Heavy/Power Metal	Active
X-Mantra	Nepal	Heavy/Thrash Metal	Active
X-Panda	Estonia	Progressive Metal/Rock	Active
X-Piral	Greece	Heavy/Power Metal	Active
X-Pulssion	Finland	Thrash Metal	Active
X-Rated	Brazil	Traditional Heavy Metal	Active
X-Rated 6ex6ex6ex	Russia	Death Metal	Split-up
X-Ray	Germany	Power Metal	Split-up
X-Ray	Japan	Heavy Metal	Split-up
X-Ray	Finland	Heavy/Power Metal	Unknown
X-Ray Cat	United States	Death Metal	Unknown
X-Ray of a Graveyard	United States	Progressive Extreme Metal	Split-up
X-Seed	United Kingdom	Thrash Metal	Split-up
X-Terra	United States	Heavy Metal	Active
X-Tincion	Argentina	Heavy Metal	Unknown
X-Tinxion	Netherlands	Thrash Metal	Active
X-Tremity	Germany	Thrash/Groove Metal	Active
X-Tress	Mexico	Heavy Metal/Hard Rock	Changed name
X-Trueno	Spain	Heavy Metal	Active
X-Vandals	Malta	Thrash Metal	Active
X-Vision	France	Thrash/Groove Metal	Active
X-Waves	Germany	Deathcore	Active
X-Wild	Germany	Power/Speed Metal	Split-up
X-World/5	Sweden	Groove metal / mallcore	Active
X-Фактор	Russia	Heavy Metal	Active
X.E.S.	United States	Black Metal	Unknown
X.Y.Z.→A	Japan	Heavy Metal	Active
Xaadolf	United States	Death Metal/Grindcore	Active
Xaal	France	Progressive Rock / Metal / Fusion	Split-up
Xabaras	Italy	Progressive Death Metal	Active
Xadoom	Italy	Gothic metal	Split-up
Xaeclum Nosferatus	Argentina	Power Metal	Active
XainiaX	United States	Heavy Metal	Split-up
Xaiphodius	Sweden	Heavy Metal	Changed name
Xalt	United States	Traditional Heavy Metal, Hard Rock/AOR	Split-up
Xaltotun	International	Black Metal	Active
Xalynar	Russia	Industrial/Gothic Metal	Active
Xamantl	Mexico	Folk/Black Metal, Ambient	Active
Xamavar	Israel	Progressive/Power Metal	Split-up
Xana	Spain	Power Metal	Active
Xanadoo	Singapore	Thrash Metal	Active
Xanatotanax	Germany	Death Metal	Split-up
Xanax	Czech Republic	Heavy Metal/Hard Rock	Active
Xanax	United States	Heavy Metal	Split-up
Xandria	Germany	Gothic Metal	Active
Xandril	Germany	Power/Speed Metal	Split-up
Xang	France	Progressive Metal	Active
XAnimus	Canada	Heavy Metal	Unknown
Xanthe	Poland	Black/Doom Metal	Active
Xanthochroid	United States	Epic/Melodic Black Metal	Active
Xanthoma	United Kingdom	Doom/Death Metal	Split-up
Xanthor	United Kingdom	Black Metal	Active
Xanthos	United States	Folk/Melodic Death Metal	Active
Xantossa	Netherlands	Death Metal	Split-up
Xantotol	Poland	Black Metal	Split-up
Xaos	Japan	Melodic Power Metal	Active
Xaos Oblivion	Poland	Black/Doom Metal/Ambient	Active
Xaphan	United States	Thrash Metal	Active
Xaphan	United States	NS Black/Death Metal	Changed name
Xaphan	France	Black Metal	Active
Xaphan	United States	Brutal Death Metal	Active
Xapharon	United States	Technical Black Metal	Active
Xarsyth	United States	NS Black Metal	Changed name
Xaster	United States	Thrash/Black Metal	Active
Xasthur	Singapore	Death/Thrash Metal (early), Black Metal (mid 90s)	Split-up
Xasthur	United States	Depressive Black Metal	Split-up
Xastur	Mexico	Black/Death Metal	Active
Xastur	Belgium	Black Metal	Split-up
Xatarnite	Singapore	Symphonic Gothic/Black Metal	Active
Xatatax	United States	Doom/Thrash Metal	Active
Xatitix	Germany	Thrash Metal	Split-up
Xatran	Panama	Black Metal	On hold
Xavante	Italy	Groove Metal	Active
Xaztur	United Kingdom	Black Metal	Split-up
Xcel	United States	Power Metal	Split-up
XCentrik	Denmark	Progressive Metal/Rock	Active
XCIII	France	Progressive Atmospheric Metal	Active
Xcursion	United States	Traditional Metal	Split-up
Xeah	Belgium	Thrashy Heavy Metal	Split-up
Xebgas	United States	Black Metal	Unknown
XecsNoin	Japan	Melodic Death Metal	Active
Xecutioner	United States	Thrash Metal (early), Death Metal (later)	Changed name
Xemplar	Italy	Progressive Metal	Split-up
Xendra	Mexico	Heavy Metal	Active
Xendra	Colombia	Heavy Metal	Active
Xendra	Honduras	Heavy/Thrash Metal	Split-up
Xenesthis	Austria	Metalcore (early), Modern Metal (later)	Active
Xenn	United States	Crossover/Thrash Metal	Split-up
Xenobia	Netherlands	Progressive Metal/Rock	Active
Xenocide	Canada	Technical/Progressive Death Metal	Active
Xenofanes	Sweden	Death/Thrash/Black Metal	Split-up
Xenofobia X	Bolivia	Brutal Death Metal	Active
Xenolith	United Kingdom	Industrial Black Metal	Active
Xenolith	Israel	Progressive Death Metal	On hold
Xenolith Oger	Japan	Thrash Metal	Split-up
Xenomorph	United States	Death Metal	Split-up
Xenomorph	Netherlands	Progressive Death Metal	Active
Xenon	United States	Heavy Metal/Hard Rock	Split-up
Xenophobe	Hungary	Avant-garde Metal	On hold
Xenophobe	New Zealand	Thrash/Heavy Metal	Active
Xenophobia	United States	NS Black Metal	Split-up
Xenophobia	Slovenia	Thrash/Death Metal	Split-up
Xenophobia	Singapore	Death/Thrash Metal	Split-up
Xenophobia	Chile	Death/Thrash Metal	Split-up
Xenophobia	Ireland	Death Metal	Changed name
Xenophobic	Germany	NS Black Metal / RAC	Active
Xenos	Australia	Grindcore/Rock/Death Metal	Active
Xenosis	United States	Progressive Death Metal	Active
Xenotaph	Germany	Death Metal	Active
Xentrix	United Kingdom	Thrash Metal	Split-up
Xeöhl	France	Black Metal	Active
Xeper	Croatia	Black Metal	Split-up
Xeper	Italy	Black Metal	Active
Xeper	United States	Doom/Sludge/Melodic Black/Death Metal	Active
Xepsüra	United Kingdom	Progressive Metal	Active
Xeque Mate	Portugal	Heavy Metal	Split-up
Xeranthenum	Czech Republic	Black/Doom Metal	Active
Xerasia	Norway	Death Metal	Changed name
Xerath	United Kingdom	Orchestral/Progressive/Groove Metal	Active
Xerbeth	Chile	Black/Thrash Metal	Split-up
Xerbeth	Bolivia	Black Metal	Active
Xerbittert	Russia	Ambient/Black Metal	Active
Xerces	France	Raw Black Metal	Active
Xergath	Germany	Black Metal	Active
Xerión	Spain	Black Metal	Active
Xero	United States	Death Metal/Metalcore	Active
Xero	United Kingdom	NWOBHM	Split-up
Xero	United Kingdom	Thrash/Heavy/Stoner Metal	Active
Xerosis	United States	Death Metal	Split-up
Xerpentor	Netherlands	Brutal Death Metal	Active
Xeru	Spain	Heavy Metal	Active
Xerxes	Switzerland	Progressive Metal	Split-up
XES	Germany	Black Metal	Active
XES	Belgium	Heavy Metal	Split-up
Xess	Lithuania	Gothic/Darkwave (early), Industrial/Electronic Gothic Metal (later)	Active
Xeukatre	United States	Black Metal	Active
XEX	United States	Progressive Thrash/Heavy Metal	Active
Xexyz	United States	Black Metal	Active
XFilia	Italy	Death Metal	Active
Xharathorn	Spain	Black Metal	Split-up
Xhausted	Netherlands	Groove/Thrash Metal	Split-up
Xhvaroth	Russia	Atmospheric Black Metal	Active
Xhzenat	Belgium	Brutal Technical Death Metal	Unknown
Xi-Void	Netherlands	Heavy/Speed/Thrash Metal	Split-up
Xian	United States	Raw Black Metal	Active
Xianosys	France	Gothic/Industrial Metal	Active
Xibalba	Slovakia	Progressive/Thrash Metal	On hold
Xibalba	United States	Progressive Black/Death Metal	Split-up
Xibalba	United States	Thrash Metal	Split-up
Xibalba	Mexico	Black Metal	Active
Xicon	Switzerland	Thrash/Death Metal	Active
Xicrin	Italy	Heavy Metal	Split-up
Xihilisk	United States	Raw Black Metal	Active
XII	Italy	Traditional Heavy Metal	Active
XII Boar	United Kingdom	Sludge/Doom Metal	Active
XIII	Iceland	Gothic/Doom Metal	Active
XIII	United Kingdom	Thrash Metal	Active
XIII Candles	Colombia	Black/Death Metal	Split-up
Xilentium	United States	Black Metal	Active
Ximielga	Spain	Power Metal	Split-up
Ximoayan	Mexico	Folk/Black Metal	Active
XINR	United States	Heavy Metal	Split-up
Xiom	Germany	Progressive Death/Thrash Metal	Active
Xipe	Italy	Epic Heavy Metal	Split-up
Xipe Totec	Mexico	Death Metal	Active
Xipe Totec	Italy	Atmospheric/Technical Death Metal	Active
Xipe Totec	Australia	Technical Death/Black Metal	Split-up
Xipe Totec Kalpul	Mexico	Folk/Black Metal	Active
Xiphoid	Belgium	Speed Metal	Split-up
Xiquena	Spain	Power Metal	Unknown
Xiron	Germany	Traditional Metal	Active
Xironix	Belgium	Heavy Metal	Split-up
Xirrossix	Argentina	Heavy/Thrash Metal	Active
XisForEyes	United Kingdom	Deathcore	Active
Xiuhtecuhtli	Mexico	Black Metal	On hold
XIV Dark Centuries	Germany	Pagan Metal	Active
Xkizofrenia	Chile	Progressive Metal	Active
XL	United Kingdom	Heavy Metal	Split-up
XLR8	United States	Power Metal	Split-up
XLR8R	United Kingdom	Power / Progressive Metal	Split-up
Xolotl	United States	Black Metal	Active
Xordeal	Germany	Melodic Death Metal	On hold
Xorth	Spain	Death Metal	Active
Xoteric	United States	Thrash Metal, Heavy Metal, Progressive Metal	Split-up
XOTH	United States	Sludge/Thrash Metal	Active
Xothist	United States	Black Metal	Active
Xothogua	Canada	Doom/Sludge metal	Active
XPDC	Malaysia	Heavy Metal	Active
Xphyxia	United States	Technical Death/Thrash Metal	Split-up
Xplicit	Canada	Melodic Death/Groove Metal	Split-up
Xplore	Belgium	Thrash/Speed Metal	Split-up
Xplorer	Germany	Progressive/Thrash Metal	Active
Xpulsion	United States	Thrash Metal	Active
XS	France	Heavy Metal	Changed name
XSAD	Germany	Industrial Death Metal	Split-up
XsavioR	Sweden	Progressive Metal	Active
Xshibuya	Indonesia	Gothic Metal	Active
XspendX	Canada	Heavy Metal/Hard Rock	Active
Xspider	Japan	Melodic Heavy Metal	Active
Xstrophy	United States	Thrash/Heavy Metal	Active
XT	Sweden	Classic Metal	Split-up
XTAB	Indonesia	Brutal Death Metal	Active
Xtaodecas	United States	Experimental/Drone	Active
Xteria	Italy	Thrash Metal	Split-up
Xteria	Italy	Progressive Metal	Split-up
XTerminate	Germany	Melodic Death Metal	Active
XthoughtstreamsX	United States	Progressive, Experimental Classical, Death Metal	Split-up
Xthtogg	Poland	Black/Doom Metal	Active
Xtremauncion	Venezuela	Death Metal	Split-up
Xtreme Obsession	Singapore	Blackened Death/Thrash Metal	Split-up
Xtrunk	France	Groove/Death Metal	Active
Xuburbio	Peru	Death Metal	Changed name
Xudef Klas	Spain	Thrash Metal	Split-up
Xul	Sweden	Black Metal	Active
Xul	Canada	Blackened Death Metal	Active
Xul	Ukraine	Black/Death Metal	Split-up
Xulthis	United States	Black/Doom Metal (early), Ambient/Electronic (later)	Unknown
Xulub Mitnal	Mexico	Black Metal	Active
Xur	United States	Sludge/Doom Metal/Post-Hardcore	Active
Xvart	United States	Death/Doom Metal	Active
XVI Eyes	Canada	Melodic Death/Sludge Metal	Active
Xxaron	Germany	Power Metal	Split-up
XXX	Spain	Thrash Metal	Active
XXX	Ecuador	Heavy Metal/Hard Rock (early), Heavy Metal (later)	Active
XXX	Italy	Heavy Metal	Changed name
XXX Maniak	United States	Goregrind	Unknown
Xyile	United States	Black/Death Metal	Split-up
Xylonite Ivy	Germany	Melodic Gothic Metal	Active
Xymonthra	Sweden	Technical Death Metal	Changed name
Xyphos	Canada	Death Metal	Active
Xysma	Finland	Death Metal/Grindcore (early), Heavy Metal/Rock (later)	Unknown
Xystenz	France	Thrash Metal	Active
Xyster	Mexico	Power Metal	Split-up
Xyster	United States	Thrash Metal/Crossover	Split-up
Xyster	South Africa	Heavy Metal/Hard Rock	Split-up
Xyster	United Kingdom	Thrash/Speed Metal	Split-up
Xystus	Netherlands	Progressive/Symphonic Metal	Active
Xytras	Switzerland	Neoclassical	Split-up
Xzanthus	United States	Thrash Metal	Split-up
Xzoriath	Sweden	Symphonic Death Metal	Active