Prediction Markets Odds: McGregor-Holloway 2, Corey Seager’s MVP Fade, and Austin Reaves’ Future
Kalshi and Polymarket pricing on the McGregor-Holloway UFC rematch, Corey Seager's collapsing AL MVP odds, and Austin Reaves' locked-in future with the Lakers.
Prediction markets are lighting up this week around three very different storylines, and the crowd money is telling a clear story in each one. From a blockbuster UFC rematch to a fading MVP case to a max-contract guard who isn’t going anywhere, the numbers on Kalshi and Polymarket offer a sharper read than most preseason chatter.
McGregor’s Comeback Gets a Betting-Market Verdict
Conor McGregor’s long-awaited return headlines UFC 329 on July 11 at T-Mobile Arena in Las Vegas, where he rematches Max Holloway at welterweight. It’s been five years since McGregor last competed, a stretch that included a broken leg in his 2021 trilogy loss to Dustin Poirier and an 18-month suspension for missing drug tests that only lifted in March 2026. Prediction markets aren’t treating the layoff kindly. Holloway is priced at roughly 65.5% to win, with McGregor sitting at 34.5%, according to current Polymarket pricing.
The history favors Holloway on paper, too. Their first meeting came back on August 17, 2013, when McGregor won by unanimous decision in what was only his second UFC fight. Holloway has been the far more active fighter since, going 27-9 overall with a stint as the symbolic BMF champion, though he enters this bout coming off a unanimous-decision loss to Charles Oliveira at UFC 326 in March that cost him that title. McGregor’s full MMA record stands at 22-6, but ring rust against an operator with Holloway’s volume is exactly the kind of gap markets tend to respect.
The Market Isn’t Buying a Corey Seager MVP Push
Over in baseball, Polymarket’s “2026 American League MVP” market has Corey Seager priced at roughly 0.8% to win, with the “No” side sitting at 99.2%. The data backs up the skepticism. Seager is hitting just .182 with 10 home runs, 25 RBI and a .666 OPS through 187 at-bats this season, a line dragged down by a back injury that sidelined him in mid-May. That’s a steep dropoff from his career .284 average and .863 OPS.
The market’s actual frontrunners tell the real story. Yordan Alvarez sits as the odds-on favorite at -155, with Nick Kurtz next at +250 and Bobby Witt Jr. at +750, per the latest sportsbook pricing. Seager’s Rangers, meanwhile, are quietly first in the AL West at 43-42 and riding a five-game winning streak, proof that a team can contend without its star having an MVP-caliber year individually.
Lakers Lock In Reaves, and the Market Knows It
The third market asks whether Austin Reaves will suit up for the Toronto Raptors in 2026-27. Traders have all but closed the book on that outcome, pricing “No” at 99.85%. The move makes sense given the news: ESPN’s Shams Charania reported on June 24 that Reaves is set to sign a four-year, $185 million deal to stay in Los Angeles, cementing him and Luka Dončić as the franchise’s cornerstones. Toronto’s actual trade buzz this offseason has centered on Kawhi Leonard talks with the Clippers, not Reaves, which explains why the market barely gives the scenario a second look.
What the Numbers Tell Bettors
Across all three markets, the pattern is the same: crowds are pricing in recent form and hard news rather than name recognition or nostalgia. McGregor’s star power hasn’t moved the line against an in-form Holloway. Seager’s track record hasn’t rescued a market that’s watching his 2026 stat line in real time. And Reaves’ megadeal has closed the door on speculative trade fantasy before it ever opened. For bettors comparing prediction markets against traditional sportsbooks, that pricing discipline is worth studying before the next big storyline breaks.
Anyone building out a broader betting strategy around these events can also check the latest Kalshi promo code or Polymarket promo code before placing a position, and it’s worth reading our breakdown of Kalshi vs. Polymarket for a sense of how the two platforms price these same events differently. For those who prefer traditional sportsbook markets on the UFC 329 card, a look at the DraftKings promo code is a good starting point, and newcomers to the space should bookmark our guide on how prediction markets work before wagering real money.