Thrash metal band from La Rochelle on France's Atlantic coast, formed in 2019. Their sound delivers thrash aggression from the historic Charente-Maritime port.

Imperial Sin is a groove/death metal band from Jastrzębie-Zdrój, Poland, active since 2011 and combining death metal's brutality with groove metal's rhythmic punch. The project delivers accessible yet crushing heaviness.

Imperialist is a thrash metal band from Gothenburg, Sweden, active since 2018 and delivering aggressive, riff-driven thrash with relentless intensity. The project channels the speed and fury of the genre.

Imperious is an epic black metal band from Bayreuth, Germany, active since 2011, crafting grandiose, sweeping compositions in the tradition of epic black metal's most ambitious practitioners. Based in the city famous for Wagner's operas, the band channels that same sense of grandeur into extreme metal.

Imperious Mortality is a brutal death metal band from Copenhagen, Denmark, formed in 2021, dealing in maximum-intensity sonic violence from the Danish capital. The band channels the genre's most extreme tendencies through punishing, guttural compositions.

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

Imperium Dekadenz is a black metal duo from Villingen-Schwenningen, Germany, featuring Horaz (guitars, keyboards, vocals) and Vespasian (guitars, bass, drums, keyboards), active since 2004 and exploring metaphors of human transience and Roman Empire aesthetics. Their albums — from Procella Vadens (2010) through Into Sorrow Evermore (2023) — are praised for their atmospheric, melodic black metal wrapped in a warm but powerful sound.

Black metal band from Kouvola in southeastern Finland, formed in 2024. Their Latin name — meaning 'imperium of summoning' — adds ritualistic gravitas to their black metal.

Imperium Infernalis is a black metal project from Heraklion, Greece, active since 2013 and forging dark, aggressive extremity within the Greece black metal scene. The project channels the unrelenting intensity of the genre.