Imopectore was a heavy/doom/black metal band from Sorocaba, São Paulo, Brazil, drawing on dark, obscure themes across their self-released material. Operating as an independent underground act, the band blended slow doom weight with black metal atmosphere and traditional heavy metal elements. The project eventually split up after a limited activity period in the Brazilian underground scene.

Imperfecta is a heavy/thrash metal band from Rio de Janeiro, Brazil, whose concept was developed by guitarist Nilmon Filho over more than a decade before the official debut in 2021. The band released their debut album "Broken Humanity" in 2021, marking the formal arrival of a project long in gestation. Their music channels classic thrash metal aggression within the vibrant Rio de Janeiro heavy metal scene.

Inglorious Basterds is a heavy and power metal band from Indaiatuba, São Paulo, Brazil. The band released their debut full-length album, Inglorious Hearts, in 2023, a five-track record praised for its melodic riffs, cohesive bass work, and polished production.

Isen Son is a heavy and thrash metal band from Maringá, Paraná, Brazil, drawing influences from heavy, doom, and thrash metal traditions. The band recorded their debut EP "Evil" in December 2022 in Maringá, releasing it in February 2024 through Metal Archives and SoundCloud. They represent the growing underground metal movement in Brazil's interior, away from the better-known scenes of São Paulo and Belo Horizonte.

Ithaca is a heavy/groove metal trio from Buenos Aires, formed in 2020 during the pandemic lockdown, comprising Chino Gorosito (guitar/vocals/piano), Marcelo Bracalente (bass), and Pato Strunz (drums), the latter a veteran of iconic Argentine bands Hermética and Malón. The band is signed to Icarus Music and released their debut album "El Peso Que No Pesa" in September 2024, preceded by three singles — "El Sol Sin Ser," "Susurrando en Tu Mañana," and the title track — released monthly through the northern summer of 2024. The album was recorded at La Nave de Oseberg studio in Buenos Aires with engineer Martín Toledo.