The UFC finds itself at the center of a betting controversy that has drawn comparisons to the most serious gambling scandals in combat sports history. On November 1, 2025, at UFC Vegas 110, featherweight Isaac Dulgarian lost to Yadier del Valle via first-round submission in a fight marked by suspicious betting patterns that prompted immediate action from sportsbooks.
UFC Betting Scandal Explained
The sequence of events surrounding the Dulgarian-del Valle bout reveals a picture of potential manipulation. Dulgarian entered the fight as a substantial favorite at -250 odds against the undefeated Cuban fighter del Valle. However, in the hours leading up to the contest, the betting market experienced dramatic shifts.