Rumors of FBI involvement are beginning to swirl on-line after sportsbooks refunded wagers following accusations of fight 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 approach, in fact, however what has significantly rankled followers, gamblers, and probably the authorities is that the betting line shifted dramatically an hour earlier than the combat bought underway.
This has led to allegations of fixing the combat 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 combat. 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 are actually reviews trickling via that the FBI was conscious of the weird betting patterns.
“The FBI notified the UFC of the irregular motion and line motion and gave them hours to drag the combat,” wrote Harry Mac on X, from an account that’s damaged sports activities information for ESPN and different verified retailers up to now. “They selected to proceed and from my perspective are actually complicit in fixing a combat.”
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 substantiate nevertheless it 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 evening’s card. S*** is about to get VERY ugly. Nonetheless working to substantiate nevertheless it 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 combat.
Cellular prospects with shedding bets on the Dulgarian UFC combat 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
Cellular prospects with shedding bets on the Dulgarian UFC combat 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 Help (@CaesarsHelp) November 2, 2025
No formal investigation has been introduced, however that process would seemingly fall to both or each of the Nevada State Athletic Fee or UFC itself. This comes after a higher 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 underneath CC BY 2.0
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