Primal is made up of Alberto Zamarbide, lead singer of the legendary Argentine bands V8 and Logos; Jorge Iacobellis (Hirax) on drums, Cesar Cerregatti (Steel Vengeance) and Glenn Rogers (Hirax/Heretic) on guitars. "Humachine" is the sophomore release from this band of veteran musicians. The bands debut self titled album was released in 2016 to much critical acclaim, and was entirely produced by Iggy Elisabetsky, winner of two Grammy Awards, at D-Organization Studios in Los Angeles, California and mastered by Rob Colwell at Bombworks Studios in Texas (Coroner, Believer, Nevermore, Sacred Reich).