Iter Pactum is a atmospheric black metal act from Norway, active since 2014 and crafting immersive, expansive compositions that push beyond conventional black metal boundaries. The project blends atmospheric textures with the intensity of extreme metal.

Ithaqua is a death metal band from Bronshoj, Denmark, active since 2014, named after the Lovecraftian Great Old One associated with arctic winds and frozen wastelands. The band channels cosmic horror themes through over a decade of crushing death metal from the Copenhagen suburbs.

Itheist is a black/death metal act from Plymouth, United Kingdom, active since 2019 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.

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

Ithil is a black metal project from Athens, Greece, active since 2024 and forging dark, aggressive extremity within the Greece black metal scene. The project channels the unrelenting intensity of the genre.

Ithilien is a folk metal/metalcore band from Brussels, Belgium, formed in 2011, coining the term "FolkCore" to describe their fusion of traditional Belgian folk instruments — Flemish bagpipes, hurdy gurdy, whistles, bouzouki — with metalcore and death metal. Influenced by Parkway Drive and Architects alongside folk traditions, their album From Ashes to the Frozen Land (2013) showcases this unique cross-pollination.

Ithir is a post-metal/ambient act from Dublin, Ireland, active since 2024 and crafting atmospheric, dynamic compositions with expansive sonic scope. The project transcends conventional genre boundaries through cinematic heaviness.

Itk is a symphonic black metal band from Tallinn, Estonia, formed in 2024, layering orchestral grandeur over black metal ferocity. The band represents the newest wave of Estonian extreme metal.

Pagan black metal band from El Prat de Llobregat near Barcelona. Their sound channels ancient pagan themes through black metal from the Catalan coast.