Rumors of FBI involvement are beginning to swirl on-line after sportsbooks refunded wagers following accusations of battle fixing in a UFC bout.
UFC Vegas 110 grew to become the topic of controversy on Saturday (November 1), after Cuban featherweight up and comer Yadier del Valle stunned followers by submitting assumed champion Isaac Dulgarian within the first spherical. Fights can at all times go both manner, in fact, however what has notably rankled followers, gamblers, and doubtlessly the authorities is that the betting line shifted dramatically an hour earlier than the battle acquired underway.
This has led to allegations of fixing the battle on social media from each followers and oddmakers. The change was actually dramatic, with Dulgarian opening as a -240 favourite earlier than tightening to -160 simply earlier than the battle. Including extra gasoline to the hearth, the prop wager for a first-round end dropped from +850 to +475, a wager that’s estimated to have introduced in 5 figures in late-action bets. This led to a number of sportsbooks, together with business big DraftKings, reportedly pulling the prop line altogether.
Allegations of UFC fixing escalate
Within the aftermath of occasions, there at the moment are experiences trickling by means of that the FBI was conscious of the bizarre betting patterns.
“The FBI notified the UFC of the irregular motion and line motion and gave them hours to drag the battle,” wrote Harry Mac on X, from an account that’s damaged sports activities information for ESPN and different verified shops prior to now. “They selected to proceed and from my perspective at the moment are complicit in fixing a battle.”
Replace: federal regulators have flagged OVER 100 UFC fights this 12 months for irregular betting patterns, together with 2 further fighters on final nights card. Shit is about to get VERY ugly. Nonetheless working to verify but it surely sounds just like the Feds are transferring to audit Herzogs fights https://t.co/mtx6XiTFJS
— Harry Mac (@bbharrymac) November 2, 2025
Later, he up to date with one other publish: “Federal regulators have flagged OVER 100 UFC fights this 12 months for irregular betting patterns, together with two further fighters on final night time’s card. S*** is about to get VERY ugly. Nonetheless working to verify but it surely sounds just like the Feds are transferring to audit Herzog’s fights.”
What’s extra, main sportsbooks, Caesars and William Hill, have taken to social media stating that they are going to be providing refunds for bets positioned on the battle.
Cell prospects with dropping bets on the Dulgarian UFC battle will obtain a money credit score inside 24 hours (singles), or inside 24 hours of the final leg being decided (Parlay/SGP/Tremendous Parlay) ought to that wager have gained with out that leg included.
— William Hill US (@WilliamHillUS) November 2, 2025
Cell prospects with dropping bets on the Dulgarian UFC battle will obtain a money credit score inside 24 hours (singles), or inside 24 hours of the final leg being decided (Parlay/SGP/Tremendous Parlay) ought to that wager have gained with out that leg included.
— Caesars Sportsbook Assist (@CaesarsHelp) November 2, 2025
No formal investigation has been introduced, however that process would doubtless fall to both or each of the Nevada State Athletic Fee or UFC itself. This comes after a better threat of fixing sports activities occasions was warned about final week, particularly with the rise of prediction markets.
ReadWrite has reached out to DraftKings for remark.
Featured picture: Wikimedia Commons, licensed below CC BY 2.0
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