Iring Ong is a death metal band from Alsódobsza, Hungary, active since 2024 and delivering uncompromising extremity through crushing riffs and guttural vocals. The project channels the relentless brutality of the genre.

Irisblind are a death/black metal band from the United Kingdom, formed in 2023. They channel darkness through their fusion of death and black metal.

Irityll are a black metal band from Vienna formed in 2020, releasing their debut album Schlafes Bruder in 2023 — a nine-track, 44-minute record that draws on Germanic imagery and dark introspection. The single "Ad Purgatorium" featured a guest appearance by Eugene Ryabchenko of Fleshgod Apocalypse on drums, indicating ambitions that reach beyond underground anonymity.

Death metal/metalcore band from Aix-en-Provence in southern France, formed in 2020. Their sound fuses death metal with metalcore from the Provençal city.

Iron Chair is a one-person black/death metal project from Vienna led by the musician L.T. and released through the Viennese label Misericordia Records. The project's aesthetic centers on themes of torture, sadism, and uncompromising extremity, delivered across releases including The Demonstration (2021), Power & Violence (2024), and a split with Italian band Sesso Violento.

Iron Death is a bestial war metal act from Flanders, Belgium, established in 2021, self-described as a "Flanders War Battalion" delivering warmongering black/death metal straight from the trenches. Their Demo MMXXII features four tracks of raw, chaotic violence tagged as bestial war metal, inspired by the blood-soaked history of Flanders Fields.

Iron Division is a blackened death metal band from Copenhagen, Denmark, formed in 2025, merging the atmospheric fury of black metal with death metal's guttural weight. The band represents the cutting edge of the Copenhagen extreme metal scene.

Iron Eveq Project is a melodic death/black metal act from Poland, active since 2023 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.

Iron Flames is a black/death metal act from Italy, active since 2020 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.