A bout for the vacant Resurrection Fighting Alliance Middleweight Title as UFC veteran Kevin Casey battles Andrew Sanchez. Casey has been undefeated since his UFC release, which came after a loss to Josh Samman at the UFC Ultimate Fighter 17 Finale. Sanchez has already competed twice under the RFA banner and he has yet to have a fight go to the judge's scorecard. Resurrection Fighting Alliance 15 takes place on June 6th from the Veteran's Memorial Auditorium in Culver City, California with the aforementioned fighters headlining.