Illidiance is a symphonic black metal act from Taganrog, Russia, active since 2019 and weaving orchestral grandeur into the ferocity of black metal. The project delivers cinematic, bombastic extremity with sweeping arrangements.

Illkynja is a black metal project from Iceland, active since 2020 and forging dark, aggressive extremity within the Iceland black metal scene. The project channels the unrelenting intensity of the genre.

Illmara is a black metal project from Gothenburg, Sweden, active since 2018 and forging dark, aggressive extremity within the Sweden black metal scene. The project channels the unrelenting intensity of the genre.

Illomened is a death/black metal act from Lentvaris, Lithuania, active since 2018 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.

Illska is a black metal project from Tyresö, Sweden, active since 2013 and forging dark, aggressive extremity within the Sweden black metal scene. The project channels the unrelenting intensity of the genre.

Illt is a black 'n' roll project from Oslo, Norway, active since 2021 and forging dark, aggressive extremity within the Norway black metal scene. The project channels the unrelenting intensity of the genre.

Illtempered is a melodic black metal act from Brzesko, Poland, active since 2013 and channeling melodic sensibilities through the atmospheric intensity of black metal. The project delivers sweeping, emotionally resonant extreme metal.

Illum Adora is a black metal band from Koblenz, Germany, active since 2017, proclaimed under the battle cry "NON SERVIAM!" Their extensive output — from the Begotten demo (2015) through full-lengths ...of Serpentine Forces (2019) and Ophidian Kult (2021) — traces an arc of increasingly refined, serpent-themed black metal.

Illuminated Darkness is a black metal band from Zlin, Czech Republic, formed in 2020, exploring the paradox of light within darkness through atmospheric black metal. The band crafts shadowy, immersive compositions from the industrial heartland of Moravia.