Doom/groove metal band from Helsinki, Finland launched in 2025. Their sound merges doom metal's crushing weight with groove metal's rhythmic punch from the Finnish capital.

Ill Omened is a black metal project from Perm, Russia, active since 2009 and forging dark, aggressive extremity within the Russia black metal scene. The project channels the unrelenting intensity of the genre.

Ill Omens is a death/doom metal act from Porto, Portugal, active since 2011 and merging death metal's ferocity with doom's oppressive weight. The project inhabits the crushing intersection where both genres converge.

Ill Tidings formed in Vienna in 2018 from the ashes of black metal act Unholy Order, developing a melodic yet ferocious black metal style delivered in English, German, and Austrian dialect. Their debut Signa Tenebris (2020) established them as a fast-paced, dissonant force, and Hymns to Demise (2022) refined that attack into a tightly crafted, critically praised follow-up on Cult of Parthenope.

Ill-Natured is a black/thrash metal act from Uddevalla, Sweden, active since 2014 and fusing black metal's corrosive darkness with the speed and aggression of thrash. The project delivers volatile crossover fury.

Illa is a groove metal/hardcore band from Albertslund, Denmark, active since 2015, fusing the rhythmic crunch of groove metal with hardcore punk's raw confrontational energy. The band delivers punishing, riff-heavy compositions from the western suburbs of Copenhagen.

Illdisposed is a death metal band from Aarhus, Denmark, active since 2017, evolving from straight death metal into a melodic death/groove metal hybrid. The band channels the genre's traditions through a Scandinavian lens from Denmark's second city.

Illegal Ones is a sludge/doom metal act from Moscow, Russia, active since 2015 and channeling monolithic heaviness through its doom metal framework. The project delivers oppressive, glacially paced compositions.

Thrash metal band from Ballymoney in Northern Ireland, active since 2016. Their sound channels thrash aggression from the rural Antrim countryside.