Ivan Spelljack Jitz is a heavy metal, hard rock band from Zagreb, Croatia, active since 2016 and forging classic heavy metal with conviction and power. The project channels the timeless spirit of traditional metal riffage.

IzenGard is a melodic heavy metal band from Lincoln, United Kingdom, active since 2019 and forging classic heavy metal with conviction and power. The project channels the timeless spirit of traditional metal riffage.

Iznutri is a groove/heavy/alternative metal band from Ukhta, Russia, active since 2023 and delivering heavy, rhythmic riffage with crushing mid-tempo intensity. The project channels the headbanging immediacy of groove metal.

Heavy metal band from Zumaia on the Basque coast, active since 2008. Their Basque name channels heavy metal from the picturesque coastal town famous for its flysch formations.

Jack of All Trades is a rock and metal band from Sweden that draws on diverse influences spanning alternative, hip-hop, folk, and heavy metal. Their genre-crossing approach channels the eclecticism of Swedish heavy music through compositions that defy easy categorization.

Jack of Hearts is a heavy metal band from Germany that channels classic hard rock energy with powerful riffing and anthemic songwriting. Drawing on the rich tradition of German heavy metal, the project delivers hook-driven compositions with a modern edge.

Jack-Knife is a heavy metal band from the United Kingdom that delivers aggressive, hard-hitting metal with a no-frills approach. Their stripped-down style channels the raw energy of classic British heavy metal traditions.

Jackal is a heavy metal band from Denmark that delivers aggressive, riff-driven metal with a raw and uncompromising edge. Their Danish take on extreme metal channels the cold intensity of Scandinavian heavy music traditions.

JackRebel is a Ukrainian metal band playing what they call Iron Rock n Roll, whose work has been deeply affected by the ongoing war in their country. Their discography from Drink & Fight (2014) through JackRebel on Tour (2024) channels defiant energy with explicit support for Ukrainian troops, describing themselves as aged and hardened under the conditions of the largest rock and roll show of our time.