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

Iprit is a black metal project from Barnaul, Russia, active since 2011 and forging dark, aggressive extremity within the Russia black metal scene. The project channels the unrelenting intensity of the genre.

Ipsum is a melodic black metal band from Lausanne, Switzerland, formed in 2017, pairing the tremolo-picked fury of black metal with sweeping melodic passages. The band channels the scenic beauty and harshness of the Lake Geneva region into atmospheric yet aggressive compositions.

Ira Diaboli is a symphonic black metal act from Larissa, Greece, active since 2014 and weaving orchestral grandeur into the ferocity of black metal. The project delivers cinematic, bombastic extremity with sweeping arrangements.

Black/post-metal band from Rennes in Brittany, launched in 2025. Their Latin name — meaning 'anger' — channels aggressive post-inflected black metal from the Breton capital.

Iratus Nebula is a pagan/black metal band from Munchberg, Germany, formed in 2022, blending nature-worship themes and folk elements with raw black metal from the Franconian Forest of Upper Franconia. The band channels the rugged landscapes of northern Bavaria into atmospheric pagan metal.

Irden is a black/sludge/post-metal band from Osnabruck, Germany, formed in 2020, combining the atmospheric hostility of black metal with the tar-thick heaviness of sludge and post-metal's expansive dynamics. The band creates a dense, multi-layered sonic experience from Lower Saxony.

Irdorath are a black metal band from Liebenfels, Carinthia, formed in 2005 and named after the cursed island in the RPG Gothic II, a reference that signals their mythology-and-disgust lyrical worldview built on anti-Christian themes. Signed to WormHoleDeath Records, the band's discography includes Denial of Creation, The Final Sin, and a 2022 re-recording of their 2007 debut Götterdämmerung.

Irem is a black/death metal band from Halle an der Saale, Germany, active since 2006, forging nearly two decades of dual-genre extremity from the Saxon city on the Saale River. The band merges black metal's frozen atmosphere with death metal's crushing weight.