Bellator 204: Caldwell vs. Lahat took place on August 17, 2018 at the Sanford Pentagon in Sioux Falls, South Dakota. The event will air live in prime time on Paramount Network. The event featured Bellator Bantamweight Champion Darrion Caldwell moving up to Featherweight as he fought Noad Lahat in a non-title bout. James Gallagher competed at Bantamweight for the first time as he fought Bellator newcomer Ricky Bandejas.