I Shalt Become	http://www.metal-archives.com/bands/I_Shalt_Become/2808	Black Metal	United States
IXXI	http://www.metal-archives.com/bands/IXXI/93959	Black Metal	Sweden
Ignis Fatuu	http://www.metal-archives.com/bands/Ignis_Fatuu/117088	Folk Metal	Germany
Ignivomous	http://www.metal-archives.com/bands/Ignivomous/88584	Death Metal	Australia
Ikuinen Kaamos	http://www.metal-archives.com/bands/Ikuinen_Kaamos/4270	Black Metal (early), Progressive Death/Black Metal (later)	Finland
Illdisposed	http://www.metal-archives.com/bands/Illdisposed/1222	Death Metal	Denmark
Illogicist	http://www.metal-archives.com/bands/Illogicist/4537	Technical Death Metal	Italy
Imber Luminis	http://www.metal-archives.com/bands/Imber_Luminis/3540314726	Atmospheric Doom Metal	Belgium
Imindain	http://www.metal-archives.com/bands/Imindain/20438	Death/Black/Doom Metal	United Kingdom
Immolation	http://www.metal-archives.com/bands/Immolation/194	Death Metal	United States
Impaled Nazarene	http://www.metal-archives.com/bands/Impaled_Nazarene/344	Black Metal	Finland
Imperial Vengeance	http://www.metal-archives.com/bands/Imperial_Vengeance/120501	Black/Death Metal	United Kingdom
Impure Wilhelmina	http://www.metal-archives.com/bands/Impure_Wilhelmina/64644	Sludge Metal	Switzerland
In Battle	http://www.metal-archives.com/bands/In_Battle/4805	Black Metal (early), Death Metal (later)	Sweden
In Grief	http://www.metal-archives.com/bands/In_Grief/3540278582	Progressive Death Metal	Norway
In Slumber	http://www.metal-archives.com/bands/In_Slumber/17928	Melodic Death/Black Metal	Austria
In-quest	http://www.metal-archives.com/bands/In-quest/4767	Progressive Death Metal	Belgium
Inanna	http://www.metal-archives.com/bands/Inanna/30587	Death Metal	Chile
Inborn Suffering	http://www.metal-archives.com/bands/Inborn_Suffering/32787	Death/Doom Metal	France
Incantation	http://www.metal-archives.com/bands/Incantation/885	Death Metal	United States
Incubator	http://www.metal-archives.com/bands/Incubator/3451	Death Metal	Germany
Indesinence	http://www.metal-archives.com/bands/Indesinence/7567	Doom/Death Metal	United Kingdom
Indolenz	http://www.metal-archives.com/bands/Indolenz/13724	Black Metal	Germany
Infernal Poetry	http://www.metal-archives.com/bands/Infernal_Poetry/5015	Death Metal	Italy
Infernal Revulsion	http://www.metal-archives.com/bands/Infernal_Revulsion/65138	Brutal Death Metal	Japan
Infinite Defilement	http://www.metal-archives.com/bands/Infinite_Defilement/121004	Brutal Death Metal	Australia
Infinitum Obscure	http://www.metal-archives.com/bands/Infinitum_Obscure/14486	Dark Death Metal	Mexico
Inherit Disease	http://www.metal-archives.com/bands/Inherit_Disease/49828	Brutal Death Metal	United States
Iniquity	http://www.metal-archives.com/bands/Iniquity/211	Technical Death Metal	Denmark
Inner Fear	http://www.metal-archives.com/bands/Inner_Fear/38808	Death Metal	Netherlands
Insain	http://www.metal-archives.com/bands/Insain/3540315088	Brutal Death Metal	France
Insaniae	http://www.metal-archives.com/bands/Insaniae/61812	Doom/Death Metal	Portugal
Insanity Reigns Supreme	http://www.metal-archives.com/bands/Insanity_Reigns_Supreme/5396	Doom/Death Metal	Belgium
Insidious Decrepancy	http://www.metal-archives.com/bands/Insidious_Decrepancy/2153	Brutal Death Metal	United States
Intense	http://www.metal-archives.com/bands/Intense/46190	Death Metal	Hungary
Intestinal	http://www.metal-archives.com/bands/Intestinal/3540299871	Death Metal	Sweden
Intestine Baalism	http://www.metal-archives.com/bands/Intestine_Baalism/5810	Death Metal	Japan
Inveracity	http://www.metal-archives.com/bands/Inveracity/4962	Technical Brutal Death Metal	Greece
Inverno Eterno	http://www.metal-archives.com/bands/Inverno_Eterno/3540267989	Black Metal	Portugal
Ion Disruption	http://www.metal-archives.com/bands/Ion_Disruption/3540277287	Death Metal	Belarus
Iron Monkey	http://www.metal-archives.com/bands/Iron_Monkey/5663	Sludge/Doom Metal	United Kingdom
Iron Thrones	http://www.metal-archives.com/bands/Iron_Thrones/3540273759	Death/Progressive Metal	United States
Isa	http://www.metal-archives.com/bands/Isa/3540257648	Ambient/Black Metal	Netherlands
Isis	http://www.metal-archives.com/bands/Isis/4844	Atmospheric Sludge/Post-Metal	United States
Isole	http://www.metal-archives.com/bands/Isole/33467	Doom Metal	Sweden
Isolfur	http://www.metal-archives.com/bands/Isolfur/3540282263	Black Metal	Germany
Isvind	http://www.metal-archives.com/bands/Isvind/2378	Black Metal	Norway
It Will Come	http://www.metal-archives.com/bands/It_Will_Come/24597	Doom Metal	Sweden
Ivenberg	http://www.metal-archives.com/bands/Ivenberg/36732	Melodic Death/Black Metal	Germany
Ixion	http://www.metal-archives.com/bands/Ixion/108420	Atmospheric Doom Metal	France