M.H.X's Chronicles is a melodic death metal band from São Paulo, Brazil, founded by guitarist and vocalist Murillo Henrique Xavier, whose initials give the band its name. The project expanded into a full quartet with Raphael Carvalho on drums, Michel Oliveira on guitars, and Wallace Ribeiro on bass, releasing the EP "The Preface" (2013) and the fifty-six-minute debut album "Infinite Ocean" in 2015, recorded at Sputnik Home Studio.

Mask of Semblant is a deliberately anonymous progressive/melodic death metal outfit whose members have kept their identities hidden since the band's formation. Their debut EP Existence (2017) mapped the Four Horsemen of the Apocalypse across six tracks, while the follow-up Dead Tales (2018) shifted the lyrical lens toward earthly decadence and civilizational rot, both recorded at Socoloski Recordings in Florianópolis.

Melofrenia was a short-lived melodic death metal project from Buenos Aires whose name fused the words for melody and schizophrenia. They released a self-titled EP and the full-length "Obra Insana" in October 2022 before splitting up.

Meraxes is a Buenos Aires melodic death metal and metalcore band formed in early 2015 around frontman Lucas "Luke" Borelli, with the current lineup also featuring guitarist Brian "Hardy" Gramajo, drummer Franco Capello, and bassist Diego Ibarra. The band released the EP "The Fallen Embrace the Hate" in February 2018 and followed it with "Goodbye" in January 2020.