Ibex Angel Order is a black metal project from Tilburg, Netherlands, active since 2014 and forging dark, aggressive extremity within the Netherlands black metal scene. The project channels the unrelenting intensity of the genre.

Iblis is a symphonic black/death metal act from Como, Italy, active since 2020 and weaving orchestral grandeur into the ferocity of black metal. The project delivers cinematic, bombastic extremity with sweeping arrangements.

Icare is a post-black metal band from La Chaux-de-Fonds, Switzerland, originally founded in 2016 as a black/grind outfit before evolving toward atmospheric post-black metal. Their 2022 album Charogne is a single forty-three-minute composition inspired by Charles Baudelaire's poem "Une Charogne," exploring mortality through contrasting tumultuous and contemplative passages.

Ice Atrium is a black/death metal act from Luhansk, Ukraine, active since 2009 and merging the atmospheric darkness of black metal with death metal's crushing brutality. The project delivers fierce extremity at the crossroads of both genres.

Icebound is a pagan black metal act from Portugal, active since 2014 and channeling ancient mythology and warrior heritage through aggressive metal. The project draws from pre-Christian traditions and epic themes.

Black metal band from Hove on England's south coast, formed in 2022. Their name — referencing the ancient British Celtic tribe — channels black metal from the Sussex coastline.

Black metal band from Finland formed in 2020. Their ichthys symbol name — typically associated with Christianity — creates a provocative contrast with black metal's anti-religious stance.

Icidar is a atmospheric/post-black metal act from Rome, Italy, active since 2019 and crafting immersive, expansive compositions that push beyond conventional black metal boundaries. The project blends atmospheric textures with the intensity of extreme metal.

Black metal band from Guildford in Surrey, active since 2008 — over 15 years of black metal from the English Home Counties.