On April 14, 2021, Allegaeon announced that former Aversed drummer Jeff Saltzman would be joining the band to replace Brandon Park, who had departed in 2020. Guitarist Greg Burgess noted the upcoming album would be the first record on which the drummer had written all their parts, where in the past the guitarists had programmed a beat and had their drummer write-out the fills. On October 27, 2021,
Metal Blade Records announced Allegaeon's forthcoming sixth studio album Damnum would be released on February 25, 2022. The band also announced that the record would be produced by Dave Otero at Colorado's Flatline Audio Studio. Damnum would ultimately prove to the be last album featuring vocalist of seven years Riley McShane, who announced his departure from the band in August 2022. The album's artwork was provided by
Travis Smith.{{cite web|url=https://www.heavyblogisheavy.com/2022/03/03/a-gift-to-artwork-march-2022/ |title=A GIFT TO ARTWORK // MARCH 2022 ==Musical styles and themes==