The Ugly	Sweden	Black Metal	Active
The Ulcer	Malaysia	Black/Death Metal	Split-up
The Ultimate Death	Canada	Thrash/Black Metal	Split-up
The Ultra Siberian Pant Factory	United States	Progressive Metal/Metalcore	Active
The Unavowed	Canada	Thrash Metal	Active
The Unborn	Poland	Melodic Death/Black Metal	Split-up
The Unborn	Argentina	Gothic/Doom Metal	Active
The Unborn Dead	Canada	Brutal Death Metal	Active
The Unchained	Finland	Power Metal	Changed name
The Unchallenged	Germany	Death/Thrash Metal	Active
The Unconscious Mind	Canada	Melodic Black/Death Metal	Active
The Uncreation	Australia	Black/Death Metal	Active
The Undead Family	Spain	Death 'n' Roll/Stoner Metal	Active
The Under	United States	Progressive Metal	Active
The Under	Japan	Raw Black Metal	Split-up
The Undergrave Experience	Italy	Funeral Doom Metal	Active
The Underside	Spain	Groove Metal/Metalcore	Active
The Undertaken	Canada	Death Metal	Split-up
The Undertakers	Mexico	Deathcore	On hold
The Undivine	Finland	Death Metal, Hardcore	Active
The Ungrateful	Sweden	Heavy Metal	Split-up
The Unguided	Sweden	Melodic Death Metal	Active
The Unhallowed	Russia	Death Metal (earlier), Death/Black Metal (present)	Active
The Unholy	United States	Doom Metal	Split-up
The Unholy Warlock	United Kingdom	Stoner/Doom Metal	Unknown
The Uninvited	United States	Thrash Metal/Crossover	Split-up
The Unjust	United States	Speed Metal	Split-up
The Unravelling	Canada	Progressive Metal/Rock	Active
The Unsane	United States	Thrash/Death Metal	Active
The Unspeakable Cult ov Goatpenis	Germany	Experimental Black Metal	Active
The Untrue Ares	Germany	Progressive Thrash/Death Metal	Active
The Unwilling	United States	Melodic Death/Thrash Metal	Active
The Upheaval	Turkey	Black/Thrash Metal	Active
The Uprising	Switzerland	Thrash/Death Metal	Active
U-235	Ukraine	Black Metal	Active
U-Teris	United States	Thrash Metal	Split-up
U.D.I.	United States	Crossover	Active
U.D.O.	Germany	Heavy Metal	Active
U.G.	Japan	Melodic Power Metal	Active
U.G.B.	Germany	Death Metal/Grindcore	Split-up
U.G.H.	Malaysia	Black/Death Metal	Unknown
U.N.I.T.	Sweden	Progressive Metal	Split-up
U.S. Dead Beat	Germany	Thrash/Groove Metal	Active
U.S.M.	United Kingdom	Melodic Rock/Metal	Active
U.S.M.C.	United States	Experimental Grindcore/Thrash Metal	Split-up
U.T.M.	Spain	Traditional/Speed Metal	Split-up
U4EA	United States	Heavy/Traditional Metal	Split-up
U8	Austria	Heavy/Power Metal	Split-up
Uaral	Chile	Folk/Doom Metal	Unknown
Ubbo Sathla	France	Black Metal	Split-up
Uber Death Men of Hate	United States	Death/Thrash Metal	Unknown
Überall	Argentina	Gothic Metal	Split-up
Ubergehen	Colombia	Thrash Metal	Active
Überhate	Mexico	Melodic Death/Thrash/Groove Metal	Active
Übermensch	Brazil	Black Metal	Active
Übermensch	United States	Black/Thrash Metal	Active
Ubermensch	Australia	Black Metal	Unknown
Ubersoldat	Australia	Death Metal	Unknown
Ubigun	Japan	Thrash Metal	Split-up
Ubik	France	Death Metal	Split-up
Ubiquitous	Australia	Heavy Metal	Changed name
Ubiquitous	United States	Progressive Melodic Death Metal	Split-up
Ubiquitous	Poland	Melodic Death Metal	Split-up
Ubiquity Is the Answer	France	Progressive Death Metal/Metalcore	Active
Ubisumpt	Puerto Rico	Heavy/Power Metal	Split-up
Uccultum	United States	Heavy Metal	Changed name
UCK Grind	Turkey	Grindcore/Death Metal	Active
Udainsakr	Germany	Pagan Black Metal	Active
Úden	Chile	Funeral Doom Metal, Dark Ambient	Active
UDK	Chile	Thrash/Groove Metal	Split-up
Udol	Spain	Heavy/Power Metal	Unknown
Udraborokh	Germany	Black Metal	Active
Udumbal	Belarus	Ambient/Black Metal (early), Industrial/Dark Ambient (later)	Active
Udûn	Germany	Black Metal	Active
Udun	United States	Pagan Black Metal	Changed name
Udyr	France	Black Metal	Active
UFO Gestapo	France	Sludge/Stoner Metal	Active
Ufomammut	Italy	Psychedelic Stoner/Doom Metal	Active
Ufych Sormeer	France	Symphonic Black Metal (early), Symphonic Heavy Metal (later)	Active
Uganga	Brazil	Thrash/Groove Metal	Active
Uggae Command	Chile	Death Metal	Active
Ugluk	Italy	Black Metal	Active
Ugly But Proud	United States	Thrash Metal	Active
Ugly Face	Italy	Thrashcore	Unknown
Ugly Ogre	Estonia	Melodic Death/Thrash/Pagan Metal	Split-up
Ugly Wanda	United States	Progressive Metal	Split-up
Uglystick	United States	Heavy/Groove Metal	Split-up
Ugnėlakis	Lithuania	Pagan Metal	Split-up
Ugra Karma	Nepal	Death Metal	Active
Ugulishi	Finland	Black Metal	Active
UHF	France	Thrash/Death Metal	Split-up
Uhkumo	Mexico	Death/Thrash Metal	Active
UHL	France	Black Metal	Active
Uhraus	Finland	Death/Doom Metal	Active
Uhrilehto	Finland	Black Metal	Active
Uhrimalja	Finland	Black Metal	Active
Uhriristi	Finland	Black Metal	Active
Uhygge	Denmark	Black Metal	Unknown
UI-70	Japan	Power/Heavy Metal, Hard Rock	Active
Uigg	Canada	Black/Thrash Metal	Active
Uirapuru	Brazil	Melodic Progressive Metal	Changed name
Üksinda Bunker	United Kingdom	Black Metal	Split-up
Ulan Bator	Germany	Progressive/Power Metal	Split-up
Ulcer	Germany	Death Metal	Active
Ulcer	United States	Death Metal	Active
Ulcer	Poland	Death Metal	Active
Ulcer	United Kingdom	Death Metal	Split-up
Ulcer Uterus	Poland	Brutal Death Metal	Active
Ulcera	Spain	Thrash/Heavy Metal/Hard Rock	Split-up
Ulcerate	New Zealand	Technical Death Metal	Active
Ulcerate Fester	Netherlands	Death Metal/Grindcore (early), Melodic Heavy Metal (later)	Split-up
Ulcerate Liquor	Germany	Death Metal	Split-up
Ulceration	United States	Technical Death Metal	Split-up
Ulcerous Phlegm	Germany	Death Metal/Grindcore	Split-up
Ulcifer	United States	Black Metal	Split-up
Ulcisia Castra	Hungary	Death/Black Metal/Hardcore	Split-up
Ulcus	Norway	Symphonic Black Metal	Split-up
Ulcus Molle	Norway	Thrash/Death Metal (early), Symphonic Black Metal (later)	Changed name
Ulcus Ventriculi	Germany	Death Metal/Grindcore	Active
Ulf Reich	Colombia	Progressive/Death Metal	Split-up
Ulfang	France	Black Metal	Split-up
Ulfar	Italy	Black/Viking Metal	Active
Úlfarr	United Kingdom	Depressive Black Metal	Active
Ulfbiorn	Ukraine	Black Metal	Split-up
Ülfengard	France	Pagan Black Metal	Active
Ulfhednar	Russia	Black Metal	On hold
Ulfhethnar	Germany	NS Black Metal/RAC	On hold
Ulfhethnar	Argentina	Black Metal	Active
Ulfheðnir	Denmark	Black Metal	Split-up
Ulfsdalir	Germany	Melodic Black Metal	Active
Ulfur Skogur	Canada	Black Metal/Crust Punk	On hold
Ulhart	France	Black Metal	Active
Uller	United States	Pagan Metal	Split-up
Ulm	Denmark	Black Metal	Split-up
Ulterior	Japan	Thrash Metal	Unknown
Ulterior	Netherlands	Death Metal	Split-up
Ulterior Decimation	Malaysia	Death Metal	Active
Ulthrash	Spain	Death/Thrash Metal (early), Death/Black Metal (later)	Active
Ultima Forsam	France	Dark/Gothic Metal with Progressive elements	Split-up
Ultima Missa	Italy	Black Metal	Active
Ultima Sentencia	Spain	Heavy Metal	Unknown
Ultima War	France	Black Metal	Split-up
Ultimate	Brazil	Thrash Metal	Split-up
Ultimate	France	Melodic Thrash/Heavy Metal/Metalcore	Active
Ultimate Agony	United States	Death Metal	Active
Ultimate Disposal	Germany	Melodic Death/Thrash Metal	Active
Ultimate Fate	Sweden	Melodic/Symphonic Metal	Active
Ultimate Loudspeaker	Japan	Heavy/Doom Metal	Active
Ultimate Massacre	Brazil	Brutal Death Metal	Active
Ultimate Trigger Mechanism	United Kingdom	Death Metal	Split-up
Ultimatium	Finland	Melodic Power Metal	Active
Ultimato	Brazil	Thrash Metal	Split-up
Ultimatum	Canada	Thrash Metal	Split-up
Ultimatum	France	Crossover, RAC	Split-up
Ultimatum	Canada	Thrash Metal	Split-up
Ultimátum	Hungary	Heavy Metal	Unknown
Ultimatum	France	Doom/Black Metal	Split-up
Ultimatum	Australia	Thrash Metal	Split-up
Ultimatum	Argentina	Thrash Metal	Unknown
Ultimatum	Romania	Death Metal	Active
Ultimatum	Croatia	Heavy Metal	Active
Ultimatum	Chile	Thrash Metal	Active
Ultimatum	United States	Thrash Metal	Active
Ultimatum	Mexico	Traditional Heavy Metal, Hard Rock	Split-up
Ultimo Mondo Cannibale	Italy	Goregrind	Active
Ultimos de Cuba	Spain	Thrash/Heavy Metal	Split-up
Ulto Divina	Greece	Death/Thrash Metal	Changed name
Ultor	Germany	Black Metal, Noise	Active
Ultra	Latvia	Thrash Metal	Split-up
Ultra Beast	United States	Heavy/Speed Metal	Active
Ultra Mayhem	Finland	Heavy/Groove Metal with Power Metal influences	Active
Ultra Nova	International	Black/Death Metal	Active
Ultra Vomit	France	Death Metal/Grindcore (early), Various (later)	Active
Ultra Vulture	United States	Thrash Metal	Active
Ultra X	Argentina	Thrash Metal (early), Groove/Industrial Metal (later)	Active
Ultra-Violence	Italy	Thrash Metal	Active
Ultrahead	United States	Heavy Metal	Split-up
Ultraism	Ecuador	Death Metal	Active
Ultraje	Argentina	Thrash Metal	Split-up
Ultralord	United States	Doom/Sludge Metal	Split-up
Ultraphallus	Belgium	Experimental Sludge/Doom Metal	Active
Ultrapodre	Portugal	Death Metal/Grindcore	Changed name
Ultrathrash	United States	Thrash/Death Metal	Active
Ultratumba	Spain	Death Metal	Active
Ultratumba	Mexico	Death/Doom Metal	Active
Ultratumba	Chile	Melodic Death Metal	Active
Ultraviolence	Chile	Thrash Metal	Active
Ultrawurscht	Germany	Death Metal/Grindcore	Active
Ultreia	Spain	Folk Metal	Active
Ululate	China	Raw Black Metal	Active
Uluun	France	Black Metal	Active
Ulvaskar	Norway	Black Metal	Active
Ulvdalir	Russia	Black Metal	Active
Ulvegr	Ukraine	Black Metal	Active
Ulveheim	Mexico	Viking/Folk/Black Metal	Active
Ulvennight	Sweden	Black Metal	Split-up
Ulver	Norway	Black/Folk Metal (1993-1997), Ambient/Avant-garde/Electronica (1998-)	Active
Ulverheim	Sweden	Black Metal	Active
Ulvhedin	Norway	Viking Black Metal	Active
Ulvhedner	Norway	Black Metal	Active
Ulvnatt	Sweden	Black/Viking Metal	Split-up
Ulysses	Netherlands	Progressive Metal	Active
Ulysses	Italy	Power Metal	Split-up
Ulysses Siren	United States	Thrash/Speed Metal	Active
Uma Aquelarre	Mexico	Power Metal	Active
Umbah	United Kingdom	Avant-garde Industrial Death Metal	Active
Umbakrail	France	Black Metal	Active
Umberhulk	United States	Heavy Metal	On hold
Umbilical Cord	United States	Death/Thrash Metal	Split-up
Umbilical Fetal Strangulation	Mexico	Death Metal/Grindcore	Split-up
Umbilical Hemorragic	Brazil	Brutal Death Metal	Active
Umbilical Strangulation	United States	Death Metal	Split-up
Umbilicus Mundis	France	Black/Death Metal	Split-up
Umbra	Germany	Death/Doom/Gothic Metal	Split-up
Umbra	Poland	Black Ritual Ambient	Changed name
Umbra Animae	Netherlands	Electronic Death Metal	Split-up
Umbra Chaotica	Germany	Heavy Metal	Unknown
Umbra Morta	Brazil	Black Metal	Active
Umbra Mortis	Indonesia	Black Metal (early), Power Metal (later)	Active
Umbra Nihil	Finland	Progressive/Doom Metal	Active
Umbra Noctis	Italy	Black Metal	Active
Umbra Within	United States	Melodic Death Metal	Split-up
Umbraculum Funebris	Brazil	Symphonic Black Metal	Active
Umbrae	Mexico	Melodic Death Metal	Split-up
Umbral	Peru	Power Metal	On hold
Umbral Presence	Russia	Black Metal	Active
Umbrälia	Mexico	Death Metal	Active
Umbrarum	Costa Rica	Progressive Death Metal	Active
Umbrtka	Czech Republic	Atmospheric Black Metal/Avant-garde	Active
Umea	Argentina	Melodic Death Metal/Metalcore	Active
Umin	United States	Grindcore/Death Metal	Split-up
Ummon	France	Experimental Death/Thrash Metal	Active
Umor	Croatia	Doom/Stoner Metal	Active
Umoral	Norway	Black metal	Active
Umount	Switzerland	Thrash/Groove Metal	Split-up
Umrattawill	Chile	Death Metal	Active
Umtakati	South Africa	Death Metal	Split-up
Umusibyan	Malaysia	Melodic Death Metal	Active
Umwelt	United States	Dark Ambient/Black Metal	Split-up
Un Moment de Silence	Canada	Dark Ambient/Drone Doom Metal	Split-up
Un Tipo De Langostino	Germany	Heavy/Power Metal	Active
UN-	United Kingdom	Drone Doom Metal	Active
Un-Chain	Japan	Heavy/Power Metal	Active
Unabated	France	Groove/Thrash Metal	Active
Unable	Italy	Groove/Thrash Metal	Active
Unadorned	Turkey	Progressive Doom/Death Metal	Unknown
Unaffected	Sweden	Heavy Metal	Split-up
Unafraid	Japan	Heavy Metal	Active
Unalloyed Regiment	Argentina	Progressive Death/Black Metal	Active
Unanimated	Sweden	Melodic Death/Black Metal	Active
Unatas	Finland	Black Metal	On hold
Unatur	Norway	Experimental Black Metal	Unknown
Unatural Desaster	United States	Thrash Metal	Active
Unaussprechlichen Kulten	Chile	Brutal Death Metal	Active
Unauthorized	Colombia	Melodic Death Metal	Active
Unauthorized	Netherlands	Melodic Death/Thrash Metal	Split-up
Unawakened	United States	Melodic Death Metal	Unknown
Unbecoming	United States	Industrial Death Metal (early), Gothic/Alternative Metal (later)	Active
Unbeing	Norway	Black/Doom/Sludge Metal	Unknown
Unbeing	Canada	Progressive Metal	Active
Unbelief	Denmark	Melodic Death Metal	Active
Unbidden	Canada	Death Metal	Active
Unbirth	Italy	Technical Brutal Death Metal	Active
Unblemished	Brazil	Death Metal	Active
Unbless	Malaysia	Black/Folk Metal	Active
Unblessed	United States	Death/Black Metal	Split-up
Unblessed	Singapore	Death/Thrash/Speed Metal	Split-up
Unblessed	United States	Heavy Metal	Active
Unblessed	France	Black Metal	Split-up
Unblessed	Chile	Death/Black Metal	Active
Unbodied	United States	Progressive/Sludge Metal	Active
Unborn	United Kingdom	Thrash Metal/Crossover	Split-up
Unborn	Brazil	Death Metal	Active
Unborn	Czech Republic	Thrash Metal	Active
Unborn	Poland	Thrash/Death Metal	Split-up
Unborn	United States	Death Metal	Split-up
Unborn Death	United States	Death Metal	Split-up
Unborn Suffer	Poland	Brutal Death Metal/Grindcore	Active
Unborn Times	Brazil	Heavy Metal	Active
Unborned	France	Black/Death Metal	Split-up
UnbornGeneration	Finland	Death Metal	Active
Unbound	United States	Death Metal	Active
Unbound	Germany	Doom Metal	Active
Unbound	Spain	Power Metal	Active
Unbounded Sadism	Spain	Death/Groove Metal / Deathcore	Active
Unbounded Terror	Spain	Death Metal	Split-up
Unbreakable	Norway	Metalcore/Thrash Metal	Active
Unbreakable Hatred	Canada	Technical Death Metal	Active
Unbreakable NTC	Netherlands	Thrash Metal/Hardcore	Active
Unbred	Lithuania	Thrash Metal	Split-up
Unbridled	Portugal	Melodic Death Metal/Metalcore	Active
Unbroken	Chile	Death/Thrash Metal	Active
Unbroken Curse	Austria	Metalcore/Death Metal	Unknown
Unbrokken	Brazil	Heavy Metal	Active
Unburden	Germany	Melodic Death/Doom Metal	Changed name
Unburial	Spain	Melodic Death/Black Metal	Active
Unburied	United States	Brutal Death Metal	Active
Unburied	United States	Death/Thrash Metal	Changed name
Unburied	United States	Death Metal	Changed name
Unburied	Finland	Funeral Doom Metal, Experimental Industrial/Noise	Split-up
Unburied	Portugal	Death Metal	Active
Unburn	Portugal	Black/Gothic Metal	Active
Uncaged	Australia	Traditional Heavy Metal	Active
Uncaged	Egypt	Progressive Metal with Oriental Influences	Active
Uncanny	Poland	Black Symphonic Metal	Split-up
Uncanny	Sweden	Death Metal	Active
Uncelestial	Finland	Black Metal	Changed name
Uncerta	United Kingdom	Thrash Metal/Hardcore	Split-up
Uncertain Future	United States	Progressive Power Metal	Split-up
Uncertainty Principle	United Kingdom	Experimental/Drone/Funeral Doom Metal	Active
Unchain	France	Heavy/Speed Metal	Split-up
Unchain	Japan	Heavy Metal	Active
Unchained	Sweden	Power Metal	Split-up
Unchained	Japan	Heavy Metal	Unknown
Unchained	Sweden	Melodic Heavy Metal	Split-up
Unchained	United Kingdom	Thrash Metal	Changed name
Unchained	Germany	Heavy/Power Metal	Active
Unchained	France	Melodic Death Metal	Active
Unchallenged Hate	Germany	Death Metal	Active
Unchaste	Sweden	Thrash/Black Metal	Split-up
Unchecked Aggression	United States	Heavy/Thrash Metal	Active
Unchosen	United States	Progressive Metal	Changed name
Unchrist	United States	Black Metal	Active
Uncion	Mexico	Death Metal	Active
Uncivilized	Brazil	Death Metal	Active
Uncle Acid and the Deadbeats	United Kingdom	Psychedelic Rock/Doom Metal	Active
Uncle Chuck	United States	Thrash Metal	Split-up
Uncle Fester	United States	Thrash Metal	Split-up
Uncle Scam	United States	Thrash Metal/Crossover	Split-up
Uncle Sid	Canada	Heavy Metal/Hard Rock	Active
Uncle Slam	United States	Thrash Metal/Crossover	Split-up
Unclean	Czech Republic	Black Metal	Active
Uncleansed	United States	Death Metal	Active
Uncleghost	United Kingdom	Black Metal/Grindcore	Split-up
Uncolored Wishes	France	Progressive Heavy Metal	Active
Uncomposing	United States	Avant-garde Death/Thrash Metal	Split-up
Unconcern	Slovakia	Death Metal	Split-up
Unconquered	United States	Metalcore/Thrash/Death Metal	Split-up
Unconscious Disturbance	Brazil	Thrash/Death Metal/Metalcore	Active
Unconsecrated	Spain	Death Metal	On hold
Uncontrollable	United States	Heavy Metal	Split-up
Unconventional Disruption	Italy	Death Metal/Grindcore	Active
Uncooperative Death	Canada	Thrash Metal/Metalcore	Active
Uncork	Italy	Death/Black Metal	Unknown
Uncounted Faces of Death	Germany	Thrashcore	Split-up
Uncover	Germany	Melodic Death Metal/Metalcore	Active
Uncovered Noise	Germany	Melodic Death Metal	Active
Uncreated	Spain	Death/Thrash Metal/Hardcore	Active
Uncreated	Italy	Speed/Thrash Metal	Split-up
Uncreated Light	Ukraine	Symphonic Power/Gothic Metal	Active
Uncreation	Spain	Brutal Death Metal	Active
Uncreation	Germany	Melodic Death Metal	Split-up
Uncreation	United States	Thrash Metal	Active
Uncreation	Germany	Death Metal	Split-up
Uncreation	Italy	Death Metal	Active
Uncreation's Dawn	Finland	Black Metal	Active
Uncreationist	Finland	Death/Black/Doom Metal	Active
Uncrossed	Russia	Progressive/Groove Metal	On hold
Unctoris	Italy	Black/Death Metal	Active
Uncut Despite	Germany	Death Metal/Grindcore	Split-up
Undamaged	Puerto Rico	Speed/Thrash Metal	Split-up
Undead	Italy	Thrash/Black Metal	Changed name
Undead	Mexico	Melodic Death/Thrash Metal	Active
Undead	Brazil	Black Metal	Unknown
Undead	Malaysia	Black/Death Metal	Split-up
Undead	Spain	Melodic Power/Thrash Metal	Split-up
Undead	Italy	Death Metal	Active
Undead	Bolivia	Death Metal	Active
Undead	Italy	Thrash Metal	Active
Undead	Chile	Thrash Metal	Active
Undead Corporation	Japan	Melodic Death Metal	Active
Undead Countess	Mexico	Melodic Power/Gothic Metal	Active
Undead Creep	Italy	Death Metal	Active
Undead Devourment	United States	Death Metal/Grindcore	Active
Undead Funeral	Germany	Black/Thrash Metal	Changed name
Undead Orchestra	Italy	Black Metal	Split-up
Undead Viking Mafia	United States	Metalcore (early), Southern Metal (later)	Active
Undeath	Denmark	Death Metal	Split-up
Undeathronable	France	Black Metal	Active
Undecayed	Sweden	Death Metal	Active
Undecimber	Sweden	Dark/Gothic Metal	Active
Undefined	Spain	Progressive Death Metal	On hold
Undemoniac	Peru	Thrash/'Black' Metal	Active
Undence	Finland	Power/Speed, Heavy Metal	Active
Undenied	United States	Melodic Death/Thrash Metal	Active
Under	United States	Groove Metal	Split-up
Under	Russia	Death Metal	Active
Under Age	Mexico	Heavy/Thrash Metal	Split-up
Under Black Clouds	Germany	Atmospheric Death Metal	Split-up
Under Blackened Skies	United Kingdom	Death/Groove Metal	Active
Under Camirus	Greece	Black Metal	Split-up
Under Cold Sun	Spain	Death/Thrash Metal	Active
Under Curse	Germany	Heavy/Thrash Metal	Unknown
Under Darkest Skies	United States	Atmospheric Doom Metal	Split-up
Under Death	Brazil	Death Metal	Split-up
Under Destruction	Netherlands	Thrash Metal	Active
Under Destruction	Austria	Melodic Death Metal	Active
Under Eden	United States	Death/Thrash Metal	Active
Under Falling Leaves	Germany	Death/Thrash Metal/Hardcore	On hold
Under Fetid Corpses	Portugal	Death Metal/Grindcore	Active
Under Forge	Poland	Heavy Metal	Active
Under Hellsign	Chile	Death Metal	Active
Under Horns	Finland	Black Metal/Death Metal/Grindcore	Changed name
Under Moonlight Sadness	Mexico	Progressive Death Metal	Changed name
Under Mountains	United States	Technical Doom Metal	Active
Under Prexion	Brazil	Hard Rock/Progressive Melodic Heavy Metal	Unknown
Under Satan's Sun	United States	Heavy/Progressive/Black Metal	Active
Under Shallow Ground	United States	Thrash/Groove Metal	Active
Under Siege	United States	Power Metal	Split-up
Under Siege	Netherlands	Thrash Metal	Split-up
Under Siege	Germany	Metalcore	Split-up
Under Siege	Germany	Power Metal	Split-up
Under Siege	Brazil	Heavy Metal	Split-up
Under Siege	Italy	Technical Thrash/Death Metal	Changed name
Under Silence	Spain	Heavy/Power Metal	Split-up
Under That Spell	Germany	Black Metal	Active
Under the Abyss	France	Heavy/Thrash Metal	Active
Under the Black Sun	Germany	Melodic Death metal	Active
Under the Cross	Germany	Thrash/Death Metal	Active
Under the Drone	United States	Stoner Metal	Active
Under the Flesh	Chile	Thrash/Death Metal	Active
Under the Grave	Canada	Melodic Death Metal	Active
Under the Influence	Australia	Technical Thrash/Groove Metal	Active
Under the Pledge of Secrecy	Germany	Deathcore/Grindcore	Active
Under the Scythe	Russia	Technical Death Metal/Deathcore	Active
Under the Sign	France	Black/Death/Thrash Metal	On hold
Under the Stone	United States	Metalcore	Active
Under the Sun	United States	Progressive/Doom Metal	Active
Under the Wake	United States	Thrash Metal/Metalcore	Split-up
Under Threat	Colombia	Melodic Death Metal	Active
Under Thy Gun	Sweden	Groove Metal	Active
Under Vultures	Spain	Grindcore/Black Metal	Active
Under-Construction	Turkey	Black/Death Metal	Active
Under-Radio	United States	Progressive Metal	Unknown
Underbred	Italy	Thrash/Groove Metal (early), Post-Thrash Metal/Mallcore (later)	Active
Undercode	Croatia	Heavy Metal, Power Metal	Active
Undercroft	Chile	Death/Thrash Metal	Active
Underdark	Poland	Thrash Metal	Split-up
Underdark	Ukraine	Black Metal	Active
Underdark	Hungary	Power Metal	Active
Underdark	Poland	Death Metal	On hold
Underdeath	Serbia	Thrash/Heavy Metal	Split-up
Underdog	Germany	Heavy Metal	Split-up
Underearth	Italy	Power Metal	Active
Underflesh	France	Death Metal	Active
Underflow	Poland	Melodic Death/Thrash Metal	Active
Undergang	Denmark	Death Metal	Active
Undergang	Denmark	Black Metal	Split-up
Undergång	Sweden	Thrash Metal/Crossover, Hardcore	Active
Undergod	Indonesia	Brutal Death Metal	Active
Undergore	Mexico	Death Metal	Unknown
Underground Groove Front	Germany	Groove/Thrash/Death Metal	Active
Underhand	Italy	Thrash/Heavy Metal	Unknown
Underhate	Italy	Brutal Death Metal with Doom influences	Split-up
Underkill	Germany	Progressive Thrash Metal	Active
Underking	United States	Power/Thrash Metal	On hold
Underlord	Canada	Black Metal	Active
Undermine	Argentina	Thrash Metal	Active
Undermost	Turkey	Death Metal/Grindcore	Active
Underneath	Chile	Doom Metal	Active
Underneath	Portugal	Technical Death Metal	Active
Undernoise	Spain	Death Metal/Grindcore	Active
Underoath	United States	Groove Metal/Deathcore (early), Alternative/Metalcore (later)	Active
Underpain	Brazil	Melodic Power/Thrash Metal	Active
Undersave	Portugal	Death Metal	Active
Underskin Crawler	Brazil	Death/Thrash Metal	Split-up
Undersmile	United Kingdom	Sludge/Drone/Doom Metal	Active
Undertaker	United States	Speed Metal	Split-up
Undertaker	Portugal	Death Metal	Active
Undertaker	Spain	Melodic Death Metal	Changed name
Undertaker	Spain	Thrash Metal	Split-up
Undertaker	Poland	Death/Thrash Metal	Split-up
Undertaker	United States	Death Metal	Split-up
Undertaker	Israel	Death Metal	Split-up
Undertaker	Denmark	Death Metal	Split-up
Undertaker	Lithuania	Progressive Thrash Metal	Changed name
Undertaker	France	Thrash Metal	Split-up
Undertaker	United States	Thrash Metal	Split-up
Undertaker of the Damned	Chile	Black/Death Metal	Active
Undertakers	Turkey	Melodic Death Metal/Metalcore	Active
Undertakers	Italy	Brutal Death Metal/Deathcore	Active
Undertaking	Hungary	Thrash Metal	Split-up
Undertaking Risky	Italy	Death Metal	Split-up
Undertow	Germany	Thrash Metal/Thrashcore with Gothic/Doom elements	Active
Underverse	Finland	Extreme Symphonic Metal	Active
Underwash	France	Deathcore	Active
UnderWater Moon	Greece	Melodic Gothic/Doom Metal	Split-up
Underworld Giubileo	Italy	Melodic Black Metal	Split-up
Undesirable	Slovakia	Thrash/Death Metal	Split-up
Undetermined	United States	Heavy Metal	Active
Undimensional	United States	Black Metal	Split-up
Undina	Ukraine	Gothic/Death/Doom Metal	Split-up
Undine	Germany	Melodic Death Metal/Metalcore	Active
Undish	Poland	Gothic Metal	Split-up
Undivided	United States	Thrash/Groove Metal/Crossover	Active
Undivine	Spain	Black/Death Metal	Split-up
Undivine	Sweden	Black/Death Metal	Active
Undivine Essence	Israel	Black Metal	Active
Undoing the End	New Zealand	Melodic Death Metal	On hold
Undone	Brazil	Funeral Doom Metal	Active
Undone	Turkey	Melodic Death Metal	Unknown
Undone	United States	Heavy/Sludge Metal	Changed name
Undor	Germany	Black Metal	On hold
Undulant	Denmark	Thrash/Power Metal	Split-up
Undun	United States	Groove/Post-Thrash Metal with Death Metal influences	Active
Undying	United Kingdom	Black Metal	Active
Undying	United States	Melodic Death Metal	Split-up
Undying	Puerto Rico	Death Metal	Split-up
Undying Inc.	India	Thrash/Death Metal/Metalcore	Active
Une	Germany	Heavy Metal	Active
Unearth	United States	Death Metal	Split-up
Unearth	United States	Melodic Metalcore	Active
Unearthed	United States	Death Metal	Split-up
Unearthed	United Kingdom	Death Metal	Unknown
Unearthed	United States	Death Metal	Split-up
Unearthed	United States	Thrash/Doom Metal	Active
Unearthed	United States	Melodic Death Metal	Changed name
Unearthed Corpse	United States	Brutal Death Metal/Grindcore	Active
Unearthed for Pleasure	United States	Death Metal/Goregrind	Active
Unearthly	Ireland	Progressive Death Metal	Split-up
Unearthly	Netherlands	Black Metal	Split-up
Unearthly	Brazil	Black/Death Metal	Active
Unearthly Flash	Poland	Death Metal	Changed name
Unearthly Trance	United States	Sludge/Doom Metal	Split-up
Uneasiness	Spain	Heavy Metal	Active
Unending Hatred	Mexico	Black Metal	Active
Unerase	Ukraine	Melodic Death Metal, Metalcore	Active
Uneven	Serbia	Progressive Metal	Split-up
Unever	Canada	Thrash / Death Metal	Unknown
Unexpect	Canada	Avant-garde/Progressive Metal	Active
Unexpected	Netherlands	Death Metal	Split-up
Unexpected Hate	Germany	Death Metal	Active
Unfaded	Brazil	Thrash Metal	Unknown
Unfaded Void	Germany	Progressive/Melodic Death Metal	Split-up
Unfaithfull	Italy	Melodic Death Metal	Active
Unfallen	Canada	Death Metal	Active
Unfathomable Ruination	United Kingdom	Brutal Death Metal	Active
Unfeigned	United States	Heavy Metal	Split-up
Unfinished Disharmony	Spain	Black/Death Metal	Active
Unfistrife	Canada	Death/Thrash Metal/Crossover	Split-up
Unfit Ass.	Hungary	Death Metal	Split-up
Unfleshed	Portugal	Death Metal	Active
Unfolding	Luxembourg	Melodic Death Metal	Split-up
Unforced	Italy	Death/Thrash Metal	Active
Unforced	Italy	Thrash Metal	Split-up
Unforgiven	United Kingdom	Thrash/Death Metal	Active
Unformed	France	Brutal Death Metal/Grindcore	Active
Unforsaken	Canada	Melodic Heavy/Power Metal	Active
Unfortunaut	United States	Stoner/Sludge Metal	Active
Unfounded	United Kingdom	Groove Metal	Unknown
Unfragment	France	Death Metal	Active
Unframed Mind	Australia	Progressive Death Metal	Split-up
Unfroynd	Germany	Heavy Metal	Active
Unfrozen	Ukraine	Thrash Metal	Active
Ungedanken	Germany	Black/Death Metal	Split-up
Ungeniessbar	Germany	Thrash/Death Metal/Metalcore	Split-up
Ungern	Ukraine	Black Metal	Active
Ungod	Germany	Black Metal	Active
Ungodly	Brazil	Death/Black Metal	On hold
Ungodly	United States	Death Metal	Split-up
Ungodly Death	Malaysia	Black/Death Metal	Active
Ungoliant	Sweden	Black Metal	Split-up
Ungoliant	Sweden	Black Metal	Changed name
Ungoliant	United States	Black Metal	Active
Ungoliant	United States	Psychedelic Sludge/Doom Metal	Active
Ungolianth	Netherlands	Brutal Death Metal	Split-up
Ungoliantha	Ukraine	Black Metal	Active
Ungoliath	Germany	Black Metal	Active
Ungraced	Sweden	Black/Death metal	On hold
Ungraved	Russia	Melodic Death Metal	Active
Unhale	Austria	Death Metal/Hardcore	Active
Unhallowed	Poland	Black Metal	Split-up
Unhallowed	Greece	Black/Thrash Metal	Split-up
Unhallowed	Spain	Death Metal	Split-up
Unhallowed	United States	Death Metal/Hardcore	Changed name
Unhallowed	Germany	Black Metal	Split-up
Unhallowed	Austria	Death/Black Metal	Active
Unhallowed Dissonance	United States	Blackened Melodic Death Metal	Active
Unhallowed Torment	United States	Black Metal	Active
Unhandled Exception	Germany	Death Metal/Metalcore	Active
Unhealthy Dreams	France	Black Metal (early), Electronic Black Metal (later)	Active
Unheil	Germany	Death Metal/Deathcore	Split-up
Unheilbar	Colombia	Thrash Metal	Active
Unheilvoll	Canada	Black Metal	Split-up
Unhola	Finland	Raw Black Metal	Split-up
Unhold	Germany	Gothic Metal	Split-up
Unhold	Switzerland	Progressive Sludge Metal/Post-Hardcore	Active
Unholier	Mexico	Death/Thrash Metal	Active
Unholy	United States	Heavy Metal	Changed name
Unholy	United States	Melodic Death Metal/Metalcore	Active
Unholy	Sweden	Death Metal	Split-up
Unholy	Finland	Death/Doom Metal	Active
Unholy	Brazil	Black Metal	Split-up
Unholy Archangel	Greece	Black/Death Metal	Active
Unholy Black Blood Baptism	Australia	Black Metal	Unknown
Unholy Blades	France	Melodic/Pagan Black Metal	Active
Unholy Blood	Colombia	Black Metal	Split-up
Unholy Cadaver	United States	Black/Death Metal with Traditional Metal Influences	Changed name
Unholy Children of Hellfire	United States	Black/Doom Metal	Changed name
Unholy Cross	Italy	Funeral Doom Metal	Active
Unholy Crucifix	Norway	Black Metal	Active
Unholy Crusade	United States	Death/Black Metal	Split-up
Unholy Cult	Brazil	Black Metal	Active
Unholy Cult	Italy	Black Metal	Active
Unholy Death	United States	Death Metal	Split-up
Unholy Death	United States	Black/Death Metal	Split-up
Unholy Death	Brazil	Black Metal	Active
Unholy Deathcunt	United Kingdom	Black Metal	Active
Unholy Deathren	Germany	Black/Death/Thrash Metal	Split-up
Unholy Discharge	United States	Blackened Death Metal	Split-up
Unholy Divinity	United States	Black Metal	Active
Unholy Dominion	Canada	Black Metal	Split-up
Unholy Fables	Estonia	Psychedelic/Avant-garde Metal	Active
Unholy Flames	Brazil	Black Metal	Split-up
Unholy Force	United States	Thrash Metal	Split-up
Unholy Force	Chile	Death/Thrash Metal	Active
Unholy Ghost	United States	Blackened Death Metal	Split-up
Unholy Goatfucker	United States	Melodic/Symphonic Black Metal	On hold
Unholy Grace	Colombia	Death/Black Metal	Unknown
Unholy Grave	Japan	Grindcore/Death Metal (early), Grindcore/Noisecore (later)	Active
Unholy Heathen Terror	United Kingdom	Black Metal	Active
Unholy Horde	Slovenia	Black Metal	Split-up
Unholy Impaler	Italy	Black Metal	On hold
Unholy Inquisition	Croatia	Black Metal	Active
Unholy Kill	Czech Republic	Raw Black Metal	Split-up
Unholy Land	Italy	Black Metal	Split-up
Unholy Legion	New Zealand	Thrash/Black/Death Metal	Split-up
Unholy Lust	United States	Black/Death/Thrash Metal	Active
Unholy Massacre	Brazil	Death/Thrash Metal	On hold
Unholy Master	United States	Black Metal	Active
Unholy Matrimony	Switzerland	Black Metal	Active
Unholy Monarch	United States	Death/Thrash Metal	Active
Unholy Morgoth	Brazil	Black Metal	Active
Unholy Pantheon	Greece	Black Metal	Split-up
Unholy Penetration	Chile	Black Metal	Active
Unholy Pope	Sweden	Thrash / Death Metal	Split-up
Unholy Procession	France	Black Metal	Active
Unholy Ritual	Greece	Symphonic Progressive Black Metal	Active
Unholy Scripture	United States	Black Metal	Unknown
Unholy Sermon	Sri Lanka	Melodic Black/Thrash Metal	Active
Unholy Side	Brazil	Raw Black Metal	Active
Unholy Sin	Malaysia	Death/Thrash metal	Active
Unholy Spectre	Finland	Black Metal	Active
Unholy Storm	Italy	Black Metal	Active
Unholy Temple	Chile	Death/Black Metal	Active
Unholy Throne	Greece	Death/Black Metal	Active
Unholy Trinity	United States	Black/Death Metal	Split-up
Unholy Trinity	United States	Black Metal	On hold
Unholy Void	Greece	Black Metal	Active
Unholy War	France	Black/Thrash Metal	Active
Unholy Wrath	United Kingdom	Black Metal	Split-up
Unholyath	Ukraine	Black Metal	Active
Unhoped	Finland	Thrash Metal	Active
Unhuman	Canada	Technical/Progressive Death Metal	Active
Unhuman Disease	United States	Black Metal	Active
Unhumanity	Bulgaria	Death Metal	Active
União	Brazil	Melodic Heavy Metal	Active
Unicorn	Italy	Melodic Power Metal	Split-up
Unicorn	Sweden	Progressive Rock	Split-up
Unicorn	Germany	Heavy Metal	Split-up
Unicornia	Spain	Melodic Power Metal	Active
Unicrons	Sweden	Progressive Death/Thrash Metal	Active
Unicum States	Hungary	Progressive Metal	Split-up
Unida	United States	Stoner Metal	Split-up
Unified	Germany	Melodic Heavy Metal	Active
Unified Theory	Portugal	Progressive Metal	Changed name
Uniform Choice	United States	Power Metal	Split-up
Uniilă	Romania	Raw Black Metal/Noise	Unknown
Unimagined	United States	Black Metal	Active
Uninvited	Croatia	Melodic Death Metal	Active
Union	Poland	Black Metal	Changed name
Union Carbide	Poland	Death Metal/Grindcore	Split-up
Union Made	Canada	Alternative/Heavy Metal	Split-up
Union of Sleep	Germany	Stoner/Doom Metal	Active
Unisonic	Germany	Melodic Power Metal/Hard Rock	Active
Unit 53	United States	Power Metal	Changed name
Unit 731	United Kingdom	Thrash Metal	Split-up
Unit 731	Finland	Death/Thrash Metal	Active
United	Japan	Thrash Metal (early), Metalcore/Post-Thrash Metal (later)	Active
United by Hate	United States	Death Metal	Active
United Dictators of Mars	United States	Progressive Metal	Active
United Forces	Germany	Thrash Metal	Split-up
United Mind Club	Russia	Progressive Thrash Metal	Active
United Riot	France	Thrash Metal/Crossover	Active
Unitheism	Malaysia	Death Metal	Split-up
Unithia	Germany	Melodic Death Metal	Split-up
Unity	International	Black Metal	Active
Unity	United States	Heavy/Power Metal	Active
Unius	Korea, South	Heavy Metal	Unknown
Universal Choke Sign	United States	Thrash Metal	Active
Universal Language	United States	Heavy/Funk Metal	Split-up
Universal Mind	Croatia	Heavy Metal/Hard Rock	Unknown
Universe	Germany	Melodic Heavy Metal	Split-up
Universe	Sweden	Traditional Heavy Metal	Split-up
Universe Tachyon	Japan	Thrash Metal	Unknown
Universe217	Greece	Experimental Doom Metal	Active
Universum	Australia	Melodic Death Metal	Active
Univerzum	Macedonia (FYROM)	Melodic Death/Thrash Metal	On hold
Unjoy	Finland	Black Metal	Active
Unkempt	United States	Melodic Death Metal/Metalcore	Active
Unkerd Wood	United Kingdom	Raw Black Metal/Ambient	Active
Unkind	United States	Heavy Metal	Split-up
Unkind	Germany	Thrash/Death Metal	Active
Unkind Beast	Chile	Death Metal	Split-up
Unknown	Germany	Thrashcore	Split-up
Unknown	United States	Sludge Metal/Hardcore	Active
Unknown	Peru	Heavy/Power Metal	Unknown
Unknown	Malaysia	Black/Death Metal	Active
Unknown	Portugal	Atmospheric Black Metal	Active
Unknown	Italy	Death/Thrash Metal with Metalcore influences	Active
Unknown Artist	Germany	Black Metal	Split-up
Unknown Artist	Portugal	Atmospheric Black Metal	Active
Unknown Death	United States	Death Metal	Split-up
Unknown Dilema	United States	Death/Thrash Metal	Active
Unknown Dimensions	Poland	Black Metal	Changed name
Unknown Fear	Germany	Melodic Death/Thrash Metal	Active
Unknown Fear	United Kingdom	Thrash/Death Metal	Active
Unknown Fear	France	Thrash Metal	Split-up
Unknown Kadath	United States	Atmospheric/Ambient Black Metal	Active
Unknown Species	Germany	Progressive Death Metal	Active
Unkreated	Italy	Death Metal	Active
Unkreated	Canada	Melodic Death Metal	Split-up
Unkreuz	Germany	Black Metal	Active
Unlastiath	Colombia	Black Metal	Active
Unlead	Italy	Heavy Metal	Unknown
Unleash	Turkey	Death/Thrash/Metalcore	Active
Unleash Hell	Canada	Black Metal	Split-up
Unleash Hell	Brazil	Death/Thrash Metal	Active
Unleash the Archers	Canada	Power/Melodic Death Metal	Active
Unleash the Fury	Belgium	Deathcore/Metalcore	Active
Unleashed	Sweden	Death Metal	Active
Unleashed	United States	Traditional Heavy/Power Metal	Split-up
Unleashed Anger	Korea, South	Thrash/Metalcore	Active
Unleashed Power	United States	Progressive Thrash/Power Metal	On hold
Unleashed Soul	Sweden	Thrash/Death Metal	Unknown
UnleasHer	Finland	Heavy/Melodic Atmospheric Metal	Active
Unlegacy	Chile	Death/Black Metal	Active
Unlife	Canada	Experimental Doom Metal / Ambient	Split-up
Unlight	Germany	Black Metal	Active
Unlight	Poland	Technical Death Metal	On hold
Unlight	Australia	Black Metal	Unknown
Unlight	Germany	Death 'n' Roll	Split-up
Unlight Dawn	Malaysia	Black Metal	Active
Unlight Domain	Cuba	Black Metal	Active
Unlight Order	Sweden	Black Metal	Changed name
Unlighted	Norway	Black Metal	Split-up
Unlike Those	Germany	Doom/Death Metal	Split-up
Unlimited	Vietnam	Melodic Power/Speed Metal	Active
Unlit Face	Sweden	Melodic Death Metal	Active
Unliver	Brazil	Death Metal	Active
Unlord	Netherlands	Black Metal	Split-up
Unlucky Buried	Belarus	Brutal Death Metal	Active
Unmaker	Brazil	Melodic Death/Thrash Metal	Active
Unmannerly	France	Death/Thrash Metal	Split-up
Unmasking the Betrayer	Greece	Technical Death Metal	Active
Unmemory	Brazil	Death Metal	Active
Unmen	United States	Thrash Metal/Grindcore	Split-up
Unmerciful	United States	Brutal Death Metal	Unknown
Unmerciful Death	Brazil	Death Metal	Split-up
Unmoored	Sweden	Groove Metal (early), Progressive Death Metal (later)	Active
Unmoral	Ukraine	Deathcore	Unknown
Unmothered	United States	Atmospheric Sludge Metal	Active
Unmourned	Slovakia	Black/Death Metal (early), Technical Death Metal (later)	Active
Unna	France	Atmospheric Death Metal	Active
Unnamed	Poland	Doom/Death Metal (early), Heavy/Gothic Metal (later)	Split-up
Unnamed	Poland	Thrash Metal	Split-up
Unnatural	Spain	Death Metal	Split-up
Unnatural End	United States	Death Metal	Split-up
Unorthodox	Italy	Melodic Black Metal	Changed name
Unorthodox	Sweden	Death Metal	Changed name
Unorthodox	Hungary	Death Metal	Split-up
Unorthodox	United States	Heavy Metal	Active
Unorthodox	United States	Doom Metal	On hold
Unowned	Turkey	Atmospheric Doom/Death Metal	Active
Unpain	Sweden	Death Metal	Split-up
Unpersons	United States	Sludge/Doom/Stoner Metal	Split-up
Unprosperity	Brazil	Black/Doom Metal	Active
Unprotected Sex	United States	Brutal Death Metal/Grindcore	Active
Unprovoked	United States	Thrash/Death Metal	Split-up
Unpunished	Poland	Symphonic Death Metal	Split-up
Unpure	Italy	Death Metal	Split-up
Unpure	Sweden	Black Metal	Active
Unpure to Christ	Germany	Drone Doom Metal	Active
Unquadium	Poland	Death Metal	Active
Unquintessence	Canada	Black Metal	Split-up
Unread Lips	Indonesia	Gothic Metal	On hold
Unreal	United States	Progressive/Heavy Metal	Split-up
Unreal	Italy	Brutal Technical Death Metal	Split-up
Unreal	Germany	Brutal Death Metal	Split-up
Unreal Overflows	Spain	Technical Melodic Death Metal	Active
Unreal Terror	Italy	Heavy Metal	Split-up
Unreality	Italy	Progressive/Speed Metal	Split-up
Unrefined	Finland	Melodic Death Metal	Split-up
Unrepentant	United States	Black/Death Metal	Active
Unrest	Germany	Heavy/Power Metal	Split-up
Unsafe	France	Power/Thrash Metal	Active
Unsanctified	United States	Death Metal	Active
Unsanctum	United Kingdom	Black Metal, Deathcore	On hold
Unsane Crisis	Spain	Grindcore / Death Metal	Active
Unscared	Germany	Thrash Metal	Active
Unscarred	Brazil	Thrash Metal	Active
Unscarred	Italy	Thrash Metal	Active
Unscarred	Sweden	Heavy Metal	Split-up
Unscarred Bleeding	Spain	Thrash Metal	Active
Unscathed	Canada	Melodic Heavy Metal	Split-up
Unscaved	United States	Death/Thrash Metal	Split-up
Unscriptural	Italy	Black/Death Metal	Active
Unseen Darkness	Indonesia	Black Metal	Active
Unseen Holocaust	United States	Thrash Metal	Split-up
Unseen Mechanism	United States	Progressive Metal with Melodic Death Metal/Post-Rock influences	Split-up
Unseen Terror	United Kingdom	Grindcore	Split-up
Unsharpen Dawn	Germany	Melodic Death Metal/Metalcore	Active
Unshine	Finland	Gothic Metal	Active
Unshrouded Bitterness	Netherlands	Melodic Death/Doom Metal	Active
Unsilence	United Kingdom	Melodic Doom Metal	Active
Unsilent	Portugal	Thrash Metal	Split-up
Unsilent	Chile	Black Metal	Active
Unsilent Phenomenon	Russia	Melodic Death Metal	Active
Unsilent Storm	Germany	Heavy Metal/Hard Rock	Active
Unsolemn	United States	Death/Thrash Metal	Active
Unsophisticated	Poland	Death Metal	Split-up
Unsoul	Germany	Progressive Death Metal	Split-up
Unsouled	Spain	Progressive/Thrash Metal	Active
Unsouled	Canada	Death Metal	Split-up
Unsound	United States	Heavy Metal	Split-up
Unsound	France	Thrash Metal/Metalcore	Split-up
Unsphered	Finland	Melodic Death Metal/Deathcore	Active
Unspoken	Slovenia	Progressive Metal/Rock	Active
Unspoken	Norway	Death Metal	Active
Unspoken	Denmark	Thrash/Heavy Metal	Split-up
Unspoken Names	Norway	Gothic/Progressive Metal	Split-up
Unspoken Sacrifice	United States	Melodic Death Metal/Metalcore	Split-up
Unspoken Triumph	United States	Melodic Death Metal	Active
Unstable	United States	Death/Thrash Metal	Active
Unstable	France	Thrash Metal/Metalcore	Active
Unstruct	Sweden	Thrash/Death Metal	Active
Unsu	France	Brutal Death Metal/Grindcore	Active
UnSun	Poland	Gothic Metal	Active
Untamed	Germany	Thrashcore	Active
Untamed	France	Brutal Death Metal/Grindcore	Active
Untamed	Poland	Death Metal	Changed name
Untamed	United States	Heavy Metal	Split-up
Untamed	United States	Power Metal	Split-up
Untapped Fury	United States	Heavy/Thrash Metal	Active
Untaymd	United States	Power/Thrash Metal	Split-up
Untaymed	United States	Heavy Metal	Active
Unter Mauern	Germany	Heavy Metal	Split-up
Untergang	France	Black Metal	Active
Untermensch	Brazil	Black/Death Metal	Split-up
Unterwald	France	Black Metal	Active
Until Dawn	Canada	Melodic Death Metal	Active
Until Death	France	Death Metal	Split-up
Until Death Overtakes Me	Belgium	Funeral Doom Metal	Split-up
Until Extinction	United States	Progressive/Death/Gothic Metal	Active
Until Graves	Italy	Melodic Death/Gothic Metal	Active
Until My Funerals Began	Ukraine	Funeral Doom Metal	Active
Until Rain	Greece	Progressive Metal	Active
Until the End	United States	Thrash/Groove Metal	Active
Until the Fall	United States	Thrash Metal/Thrashcore	Unknown
Until the Uprising	France	Melodic Death Metal/Metalcore	Active
Untime	Norway	Heavy Metal	Active
Untimely Death	Finland	Thrash Metal	Split-up
Untimely Demise	Canada	Thrash Metal	Active
Untitled	United States	Death Metal	Changed name
Unto Acheron	United States	Melodic Death Metal/Metalcore/Deathcore	Active
Untold	France	Melodic Death Metal	Split-up
Untombed	United States	Brutal Death Metal	Active
Untory	Italy	Brutal Technical Death Metal	Active
Untouchable Feeling	Italy	Dark/Gothic Metal	Split-up
Untrad	Japan	Power Metal	Active
Untruth	Australia	Melodic Death Metal/Metalcore	Active
Untuned	France	Metalcore/Power Metal	Split-up
Ununbiun	United States	Thrash/Groove Metal	Split-up
Unusual Sickness	Mexico	Technical Post-Thrash Metal	On hold
Unveiled	Finland	Black Metal	Split-up
Unveiled	Malaysia	Brutal Death Metal	Split-up
Unveils	Indonesia	Thrash Metal/Crossover	Active
Unwelcome Voice	Italy	Thrash Metal	Split-up
Unwell Done	Czech Republic	Experimental/Progressive Death Metal	Active
Unworthy	Poland	Gothic Metal	Split-up
Unwritten Pages	Netherlands	Progressive Metal	Active
Unzane	Puerto Rico	Heavy/Thrash Metal	Active
Uoknal	France	Melodic Death/Black Metal	Split-up
Up from the Grave	United States	Death Metal	Split-up
Up Our Sleeve	Japan	Heavy Metal	Active
Up the Terror	Venezuela	Thrash Metal	Active
Upanisad	Japan	Thrash Metal/Groove	Unknown
Upcast	Russia	Thrash/Groove Metal	Active
Upcoming Grave	Italy	Death Metal	Changed name
Upcoming of Devastation	Spain	Death Metal/Grindcore	Active
Upheaval	United States	Brutal Death Metal	Split-up
Upheaval	Poland	Heavy Metal	Unknown
Upheaval	France	Technical Death Metal	Active
Upheaval of an Exorcist	Canada	Death Metal	Active
Upheld	New Zealand	Metalcore	Split-up
Uphill Battle	United States	Grindcore/Metalcore	Split-up
Upir	Poland	Black Metal	Active
Uplifted	Netherlands	Melodic Metalcore/Hard Rock	Split-up
Upon a Burning Body	United States	Death Metal/Deathcore	Active
Upon All	United Kingdom	Metalcore	Active
Upon Creation	United States	Death Metal	Active
Upon Crimson Wings	United States	Black/Death Metal	Split-up
Upon Disfigurement	United States	Deathcore	Split-up
Upon Elysian Shores	Germany	Melodic Black/Death Metal	Split-up
Upon Extinction	United States	Melodic Death/Thrash Metal	Active
Upon Infliction	United States	Death Metal	Active
Upon Shadows	Uruguay	Dark/Gothic Metal	Active
Upon the Ashes	United States	Melodic Death Metal/Metalcore	Split-up
Upon the Awakening	United States	Melodic Death/Thrash/Groove Metal	Active
Upon the Cross	Sweden	Death/Thrash Metal	Split-up
Upper Echelon	United States	Traditional Metal	Split-up
Upper Room	United States	Heavy Metal	Split-up
Uppercut	Germany	Death/Thrash Metal	Split-up
Upperhand	Belgium	Thrash Metal/Hardcore/Metalcore	Active
Upraw	New Zealand	Thrash Metal	Active
Uprise	Czech Republic	Death Metal/Grindcore	On hold
Uprising	Malaysia	Folk/Atmospheric Dark Metal	Split-up
Upset Cross	Italy	Speed Metal	Split-up
Upset Noise	Italy	Hardcore Punk (early), Thrash Metal/Crossover (later)	Split-up
Upside Down	Czech Republic	Brutal Death Metal	Split-up
Upside Down	United States	Death Metal	Unknown
Upsidedown Cross	United States	Doom Metal	Active
Upstairs	Brazil	Thrash/Groove Metal	Unknown
Uptempo Bluesmachines	Belgium	Stoner Metal	Active
Uptore	Italy	Death Metal	Active
Upwards of Endtime	United States	Heavy Metal	Split-up
Ur	Spain	Black Metal	Unknown
Ur Falc'h	Canada	Black Metal	Active
Ur Nord Germanisch	France	Pagan Dark Metal	Active
Ur Världrens Rot	Switzerland	Black Metal / Ambient	Active
Uraemia	United States	Brutal Death Metal/Grindcore	Unknown
Uraeus	Brazil	Black Metal	Active
Uraeus	France	Doom/Death Metal	Split-up
Urakabarameel	Germany	Black Metal	Split-up
Ural	Italy	Thrash Metal	Active
uRAn 0	Russia	Industrial/Black Metal	Active
Urangst	Germany	Black Metal	Unknown
Uraniah	Italy	Heavy Metal	Split-up
Uranio 238	Argentina	Power Metal	Split-up
Uranium 235	Monaco	Black Metal	Split-up
Uranium 235	Italy	Thrash Metal	Active
Uranium Belt	United States	Progressive Metal	Active
Uranium Sunrise	United States	Thrash Metal	Active
Uranius	Chile	Thrash Metal	Active
Urano	Spain	Melodic Heavy Metal	Split-up
Uranus	Greece	Pagan Black Metal	Unknown
Urban Assault	South Africa	Thrash Metal/Crossover	On hold
Urban Chaos	France	Deathcore	Active
Urban Fight	Italy	Heavy Metal	Active
Urban Tales	Portugal	Heavy/Gothic Metal	Active
Urban Terror	Colombia	Death Metal	Active
Urban Vault	United States	Heavy Metal	Split-up
Urban Violence	Italy	Groove/Thrash Metal	Active
Urban War	Portugal	Groove Metal	Active
Urban Warfare	United States	Black/Thrash Metal	Active
Urbano	Argentina	Heavy Metal	Active
Urbat Bitki	Spain	Brutal Death Metal/Grindcore	Split-up
Urbi et Orbi	Mexico	Death Metal	Active
Urd	Germany	Black Metal	Active
Urd Verdaine og Skuld	Norway	Doom Metal	Split-up
Urduk	Estonia	Black Metal	Active
Ürdüng	Slovakia	Black Metal	Split-up
Ureas	Denmark	Power Metal	Active
Urfaust	Netherlands	Atmospheric Black Metal	Active
Urfyr	United States	Black Metal	Active
Urgamla	Finland	Black Metal	Active
Urge	Czech Republic	Black Metal	Active
Urge for Blood	Belgium	Thrash Metal/Metalcore	Split-up
Urgehal	Norway	Black Metal	Active
Urgent	France	Melodic Heavy Metal/Hard Rock	Active
Urgewalt	Germany	Atmospheric Black Metal/Ambient	Active
Urghar Moork	Belgium	Black Metal	Split-up
Urgrund	Australia	Black/Thrash Metal	Active
ÜrgSiuG	Estonia	Black Metal	Active
Urheimat	Canada	Black Metal	Active
Uriburu	Argentina	Black Metal	Active
Uriels Wings	Germany	Heavy Metal	Active
Urine Temple	South Africa	Doom Metal	Active
Uris Astyr	France	Black Metal	Split-up
Urisk	United States	Stoner/Doom Metal	Active
Urizen	Spain	Melodic Death Metal	Split-up
Urizen	United States	Melodic Black/Avant-garde Metal	Active
Urja	Finland	Heavy Metal	Active
Urkaos	Sweden	Black Metal/Ambient	Active
Urkatu	Spain	Heavy Metal	Unknown
Urkraft	Denmark	Melodic Death Metal	Split-up
Urku	Ecuador	Pagan Black Metal	Active
Urlo Nero	Italy	Thrash/Black Metal	Active
Urlog	Germany	Raw Black Metal	Active
Urmorth	Germany	Black/Death Metal	Active
Urn	United States	Gothic Metal	Active
Urn	Finland	Black/Thrash Metal	Active
Urn of Might	Belgium	Progressive/Doom/Death Metal	Split-up
Urna	Czech Republic	Black Metal	Split-up
Urna	Italy	Black/Funeral Doom Metal	Active
Urna	Hungary	Black Metal	Split-up
Urnaa	Italy	Black Metal	Active
Urnarium	Hungary	Black Metal	Active
Urogenital Macrophage	Chile	Brutal Death Metal	Active
Urophagia	United States	Grindcore	Active
Urospuu	Finland	Doom/Black Metal/Grindcore	Split-up
Urr	Denmark	Drone/Doom Metal	Active
Ursae Minoris	France	Black Metal	Split-up
Urschrei	Germany	Pagan Black Metal	Split-up
Urschullum	Czech Republic	Thrash Metal/Hardcore	On hold
Urshurark	Italy	Black/Death Metal	Active
Urskumug	Latvia	Black Metal	Active
URSS	Mexico	Industrial Death/Thrash Metal	Unknown
Ursus	Colombia	Thrash Metal	Active
Urt	Estonia	Pagan/Black Metal	Active
Urtikaria Anal	Mexico	Goregrind	Active
Urto	Italy	Thrash Metal	Active
Urtz	Spain	Heavy Metal (early), Hard Rock/Pop Rock (later)	Split-up
Urudium	Japan	Heavy Metal	Active
Uruk	Mexico	Progressive Thrash/Black/Death Metal	On hold
Uruk-Hai	Austria	Ambient	Active
Uruk-Hai	Spain	Raw Black Metal	Active
Uruk-High	Australia	Blackened Thrash Metal	Active
Urulok	Argentina	Black Metal	Unknown
Urutu	Brazil	Heavy Metal/Punk	Active
URX	Sweden	Black/Death Metal	Active
Urzamoth	Belgium	Black/Thrash Metal	Active
Urze	Portugal	Black Metal	Active
Us in the Dark	Romania	Black Metal	Split-up
Uschtenheim	Mexico	Black Metal	Changed name
Use Less	Slovenia	Heavy Metal	Active
Useless Concept	France	Progressive Metal	Active
Useless Degenerates	United States	Thrash Metal	Split-up
Useless Sacrifice	Slovakia	Doom Rock (early), Progressive Heavy Metal (later)	Split-up
User Ne	Spain	Pagan Metal	Split-up
Ushitora	Japan	Heavy / Thrash Metal	Unknown
Using Hopes	France	Melodic Death Metal	Active
Usipian	Denmark	Death Metal	Split-up
Usko	Finland	Sludge Metal	Active
Uskonrauha	Finland	Black Metal	Active
Usthen	France	Progressive Black Metal	Active
Usthor	Netherlands	Black Metal	Active
Ustur	Germany	Black Metal	Unknown
Usud	Croatia	Death Metal	Active
Usumgal	Finland	Black Metal	Unknown
Usurpateur	Canada	Death Metal	Active
Usurper	United States	Death Metal	Split-up
Usurper	Netherlands	Thrash Metal	Split-up
Usurper	United States	Black/Thrash Metal	Split-up
Usurpress	Sweden	Death/Sludge Metal	Active
Usva	Finland	Black Metal	Split-up
Usva	Finland	Melodic Dark Metal	Split-up
Usynlig Tumult	Ukraine	'Black' Metal	Active
Út és Cél	Hungary	Thrash/Death Metal	Split-up
Utah	United States	Sludge Metal	Active
Utarm	Norway	Experimental Black Metal	Active
Utburd	Russia	Black Metal	Split-up
Utburd	Ukraine	Melodic Black Metal	Active
Uteral Regurgity	Philippines	Death Metal/Grindcore	Changed name
Uterus	Ukraine	Black Metal	Active
Utgard	Finland	Black Metal	Active
Uthark	Germany	Black Metal	Active
Uther Pendragon	Luxembourg	Black Metal	Changed name
Uther Pendragon	United States	Power Metal	Split-up
Uthopia	Moldova	Doom Metal	Changed name
Utlagr	Canada	Black Metal	Split-up
Utmost Contempt	Greece	Technical Thrash/Death Metal	Active
Utopia	Italy	Progressive Metal	Active
Utopia	Portugal	Progressive Metal	Active
Utopia Banished	United States	Melodic Death Metal	Split-up
Utopia Denied	United States	Progressive Death/Thrash Metal	Active
Utopia Turns to Ashes	Germany	Thrash Metal/Metalcore	Split-up
Utopian Dream	Germany	Progressive Metal	Active
Utopian Ruins	Ireland	Doom/Stoner Metal	Split-up
Utopian Sexgod	Netherlands	Industrial Death/Black Metal	Split-up
Utopian Trap	United States	Heavy/Progressive Metal	Active
Utopie	Germany	Brutal Goregrind	Split-up
Utopium	Portugal	Death/Sludge Metal/Grindcore	Active
Utopy	Canada	Death Metal/Grindcore	Split-up
Uttaro	United States	Heavy Metal	Active
Utter Bastard	United States	Death Metal/Grindcore/Punk	Active
Utter Hell	Mexico	Black Metal	Active
Uttervoid	Finland	Death Metal	Split-up
Utugt	Denmark	Black Metal	Active
Utuk Xul	Finland	Black Metal	Split-up
Utuk-Xul	Sweden	Thrash Metal	Split-up
Utuk-Xul	Colombia	Black Metal	Active
Utukku	Netherlands	Black Metal/Noise	Active
Utumno	Germany	Thrash Metal	Unknown
Utumno	Sweden	Death Metal	Split-up
Utumno	Norway	Black Metal, Dark Ambient	Changed name
Utusan Suci	Indonesia	Gothic Metal	Changed name
Uvall	United States	Black Metal	Split-up
Uvikra	Lithuania	Black Metal	Active
Uwe Boll	Estonia	Brutal Death Metal	Active
Uwe Heepen	Germany	Melodic Power/Progressive Metal	Active
Uwharria	United States	Thrash Metal/Crossover	Active
Uxor	Italy	Black Metal	Active
Uxor Mortem	Colombia	Progressive Death Metal	Unknown
Uxorius Tyrant	Malaysia	Black Metal	Active
Uzala	United States	Sludge/Doom Metal	Active
Uzi Suite	United States	Heavy Metal/Hard Rock	Unknown
Uzias	Argentina	Death Metal	Active
Uziel	Croatia	Thrash/Death Metal	Split-up
Uziel	Poland	Melodic Death/Black Metal	Active
Uziel	Poland	Death Metal	Split-up
Uzjal	Poland	Black Metal	Changed name
Uzômi	Brazil	Crossover/Thrash Metal	Active
Uzumaki	United States	Death Metal, Jazz	Active
Uzurpator	Poland	Black Metal	Active
Uzzer	Spain	Melodic Heavy Metal	Unknown
Uzzhuaïa	Spain	Heavy Metal (early), Stoner/Hard Rock (later)	Active
Uzziel	Austria	Melodic Thrash/Groove Metal	Active