Monotheist is an American death metal band from Orlando, Florida. Former vocalist JJ Polachek is in the bands 7 Horns 7 Eyes and Ovid's Withering, of which, 7H7E, ranked their album on No. 1 on Metalsucks.com by Vince Neilsteins' Top 15 albums, and therefore stated that Monotheist is very similar to 7 Horns 7 Eyes. In 2016, the band released a demo, Scion of Darkness, for their debut album that was to be released in the summer of 2016 via SkyBurnsBlack Records.

The band released their debut studio album, Scourge, on March 16, 2018.

In January 2019, the band announced that Cooper Bates replaced Shiv on vocals, and Chris Stropoli joined on drums.