[5] Due to problems that Hoover was suffering from such as the COVID-19 pandemic lockdown and toxic relationships, he decided to return to music and formed Ov Sulfur in 2020.
[8][9] On August 6, 2021, the band released their debut EP titled Oblivion, which featured guest vocals from Tim Lambesis from As I Lay Dying and Nick Arthur from Molotov Solution.
In May 2022, the band signed to German metal label Century Media and released three more singles that year titled "Wide Open", "Stained in Rot" and "Death ov Circumstance".
[14] Another single off the album titled "Befouler" which featured guest vocals from Alex Terrible from Slaughter to Prevail was released on February 22, 2023.
[15][16] On January 17, 2024, the band released a single titled "Hivemind" which featured guest vocals from Lukas Nicolai from Mental Cruelty.