Ineffable Demise

Brutal Death - United-Kingdom

Inextremis

Death Metal - United-Kingdom

Infant Annihilator

Deathcore - United-Kingdom

Infant Bile

Brutal Death - United-Kingdom

Infected Dead

Death Metal - United-Kingdom

Infected Disarray

Brutal Death - United-Kingdom

Infectus

Thrash Death - United-Kingdom

Infernal Creation

Black Metal - United-Kingdom

Infernal Symphony

Dungeon Synth - United-Kingdom

Inferno Noir

Thrash Heavy - United-Kingdom

Infestation (UK)

Death Metal - United-Kingdom

Infested Angel

Death Metal - United-Kingdom

Infinite Mourning

Atmospheric Black - United-Kingdom

Infobia

Heavy Metal - United-Kingdom

Inframonolithium

Funeral Doom - United-Kingdom

Ingested

Brutal Death - United-Kingdom

Inglorious (UK)

Hard Rock - United-Kingdom

Inhale (UK)

Heavy Metal - United-Kingdom

Inhaler

Industrial Metal - United-Kingdom

Inherit (UK)

Hardcore - United-Kingdom

Inhuman Nature

Thrash Metal - United-Kingdom

Iniquitous Savagery

Brutal Death - United-Kingdom

Injury Time

Hardcore - United-Kingdom

Inkubus Sukkubus

Gothic Metal - United-Kingdom

InMe

Progressive Metal - United-Kingdom

Inner Eden

Thrash Metal - United-Kingdom

Inner Fortress

Melodic Death - United-Kingdom

Inner Sanctum (UK)

Technical Thrash - United-Kingdom

Innerstate

Fusion - United-Kingdom

Innersylum

Power Metal - United-Kingdom

Inquinamentum

Atmospheric Black - United-Kingdom

Insanita

Thrash Metal - United-Kingdom

Insidious (UK)

Alternativ Death - United-Kingdom

Insinerate

Thrash Metal - United-Kingdom

Instinct (UK)

Black Metal - United-Kingdom

Instruments Of Torture

Hardcore - United-Kingdom

Insula Albionum

Melodic Death - United-Kingdom

Insultana

Metalcore - United-Kingdom

Intense (UK)

Heavy Metal - United-Kingdom

Intense Degree

Hardcore - United-Kingdom

Intensive Square

Experimental Metal - United-Kingdom

Interface

Death Grind - United-Kingdom

Interlock

Cyber Metal - United-Kingdom

Internal Conflict

Thrash Metal - United-Kingdom

Internal Rot (UK)

Death Grind - United-Kingdom

Into The Woods

Progressive Metal - United-Kingdom

Intra Tenebrae

Black Metal - United-Kingdom

Introrectalgestation

Brutal Death - United-Kingdom

Introspectrum

Progressive Power - United-Kingdom

Invasion (UK)

Stoner - United-Kingdom

Invasive

Heavy Metal - United-Kingdom

InVisions

Metalcore - United-Kingdom

Invocation (UK)

Progressive Metal - United-Kingdom

IO Earth

Alternative Metal - United-Kingdom

Iommi

Heavy Metal - United-Kingdom

Iosist

Thrash Metal - United-Kingdom

Iota Draconis

Funeral Doom - United-Kingdom

Iroha

Atmospheric Doom - United-Kingdom

Iron Altar

Sludge Metal - United-Kingdom

Iron Claw (UK)

Hard Rock - United-Kingdom

Iron Cobra

Sludge Metal - United-Kingdom

Iron Guard

Progressive Metal - United-Kingdom

Iron Hearse

Doom Metal - United-Kingdom

Iron Heart

Heavy Metal - United-Kingdom

Iron Knights

Heavy Metal - United-Kingdom

Iron Maiden (UK-1)

NWOBHM - United-Kingdom

Iron Maiden (UK-2)

Heavy Rock - United-Kingdom

Iron Monkey

Sludge Metal - United-Kingdom

Iron Ram

Thrash Metal - United-Kingdom

Iron SeaWolf

Folk Metal - United-Kingdom

Iron Tomb

Death Metal - United-Kingdom

Iron Void

Doom Metal - United-Kingdom

Iron Witch

Stoner Doom - United-Kingdom

Ironed Out

Hardcore - United-Kingdom

Ironheart (UK-1)

Thrash Heavy - United-Kingdom

Ironheart (UK-2)

Heavy Metal - United-Kingdom

Ironrat

Stoner - United-Kingdom

Ironside

Doom Metal - United-Kingdom

Ironvolt

Hard Rock - United-Kingdom

Irony Of Christ

Melodic Death - United-Kingdom

Isaiah

Death Black - United-Kingdom

Isak

Stoner - United-Kingdom

Iselder

Black Metal - United-Kingdom

Isen Torr

Heavy Metal - United-Kingdom

Isfyd

Black Metal - United-Kingdom

Ishmael

Sludge Doom - United-Kingdom

Iskalde Morket

Black Metal - United-Kingdom

Islasorna

Deathcore - United-Kingdom

Isle Of Avalon

Power Metal - United-Kingdom

Isolated (UK)

Hardcore - United-Kingdom

Isolation (UK)

Crossover - United-Kingdom

Isolysis

Thrash Metal - United-Kingdom

Isor

Metalcore - United-Kingdom

Isurus (UK)

Progressive Metal - United-Kingdom

Ithaca

Hardcore - United-Kingdom

Itheist

Black Death - United-Kingdom

Ivar's Burial

Black Metal - United-Kingdom

IX

Sludge Doom - United-Kingdom

Izengard

Symphonic Heavy - United-Kingdom

Jack Glass

Stoner - United-Kingdom