UFC Fight Night: Marcin Tybura vs. Aleksandar Rakic (Heavyweight, Main Card)

Platform comparison

Market context

UFC Fight Night’s heavyweight main-card bout between Marcin Tybura and Aleksandar Rakic is being priced with a clear split between the market and many pre-fight models. The crowd-implied probability of 24% for Tybura sits well below several sportsbook-style estimates that have Rakic as a noticeable favourite, while a few model pages still rate Tybura closer to even money or even narrowly ahead on overall win equity.[15][13] That gap matters because it suggests the prediction market is closer to a sceptical underdog view than to the most bullish Rakic moneyline readings.

The historical frame is also mixed. Tybura has the deeper heavyweight résumé, long fight time and a style that tends to produce decisions, while Rakic’s numbers lean towards cleaner striking, stronger defensive metrics and more power in extended stand-up exchanges.[1][9] Analyst write-ups are not unanimous: some lean Rakic by decision or early stoppage, while others give Tybura a live path through clinch control and grappling, which helps explain why the market is not pricing him as dead money despite the lower crowd share.[8][12][13]

For traders, the key catalysts are final UFC bout confirmation, any late change to the card order, and official weigh-in or injury news before settlement. The market description makes UFC’s official result the sole resolution source, so only a declared winner, no contest, draw or cancellation/postponement beyond the cutoff will matter in practice. Because the event is scheduled for the same night as the settlement window, last-minute scratches or opponent switches would be the main drivers of a 50-50 outcome rather than pure pre-fight form.[16][19]

Sources: 1 · 2 · 3 · 4 · 5

Methodology

This page is a comparison snapshot: one live quote, four reference venues with their key attributes, and a single execution path — every trade button routes to Best Prediction Markets, which mirrors the Polymarket order book directly.

Resolution & payout

Polymarket-based markets settle through the UMA Optimistic Oracle on Polygon. A proposer submits the outcome, a two-hour challenge window opens, and unchallenged proposals finalise the resolution. Payouts settle automatically in USDC the moment the result is final — no bookmaker, no delay.

Kalshi-based markets settle in USD via the CFTC-regulated clearinghouse. Betfair Exchange settles in GBP/EUR net of commission. Manifold is play-money and does not pay out real funds.

FAQ

Where can I trade this market with the lowest fees?

Polymarket is geo-blocked in the US/UK/EU. The easiest 0%-fee broker into the same order book is Best Prediction Markets. Kalshi charges up to 7% per trade; Betfair Exchange takes 2-5% commission on net winnings.

Is this market available outside the US?

Polymarket itself is geo-blocked in the US/UK/EU. Always check the legal status of prediction markets in your jurisdiction before trading.

How does resolution work?

Through the UMA Optimistic Oracle on Polygon: a proposer submits the outcome, a two-hour challenge window opens, and USDC payouts settle automatically once the result is final.

What does Polymarket cost to trade?

Polymarket itself charges 0% — the only cost is the Polygon network fee, typically under $0.01 per transaction. Off-chain venues like Kalshi or Betfair charge 2-7% commission.

Do I need to KYC for this market?

On Polymarket directly, no — it's wallet-based. Intermediary brokers like Best Prediction Markets trigger KYC only above $1,500 of lifetime trading volume; under that you trade pseudonymously with a single wallet address.