UFC Fight Night: Andre Fili vs. Vinicius Oliveira (Featherweight, Main Card)

Platform comparison

Active sub-markets

Market context

Vinicius Oliveira’s fight with Andre Fili has already been run at UFC Fight Night: Kape vs Horiguchi, and UFC’s own event coverage records Oliveira as the winner by TKO at 4:56 of round two. That makes the market’s current crowd-implied probability of **100% YES** consistent with the official result now being on the board, rather than a live uncertainty about the bout’s outcome.[2][7]

The way to read this market is through precedent: it is a straight winner market with a narrow set of non-win outcomes only if the UFC result is changed to a draw, no contest, cancellation, or postponement beyond the settlement deadline. In similar UFC fight markets, once the promotion posts an official result, the dominant risk shifts from in-fight performance to administrative changes, commission corrections, or an overturned decision. Here, the reported finish also reduces the practical scope for dispute because it was a referee stoppage, not a close scorecard.[2][3]

For traders watching the last moving parts, the key catalyst is whether UFC and the relevant athletic commission both continue to recognise the result exactly as reported. UFC’s event page still lists the bout as completed on the June 20 card, and third-party result services show the same TKO outcome, so there is no evident sign of a pending correction. The only material downside from here would be an official change to the result classification, which is typically rare once a post-fight finish has been published.[3][7][4]

Sources: 1 · 2 · 3 · 4 · 5

Methodology

We track UFC Fight Night: Andre Fili vs. Vinicius Oliveira (Featherweight, Main Card) on the five venues with material liquidity for prediction markets. Live odds come from the Polymarket Polygon order book — the only source that ships real-time data under an open licence. For Kalshi, Betfair and Manifold we list platform attributes (fee, KYC, settlement, payment) instead of fabricated odds, because their APIs use non-comparable contract definitions.

Resolution & payout

At resolution the UMA oracle takes over: a proposer posts the outcome with a bond, any token holder can dispute within two hours. Without dispute the result is accepted and the smart contract distributes USDC instantly.

On Kalshi (CFTC-regulated) resolution runs through their in-house clearing engine in USD. Betfair Exchange settles after match end in the account's local currency. Manifold pays no cash — only its in-platform "mana" currency.

FAQ

Is this market available outside the US?

Prediction Today is available in most jurisdictions where Polymarket isn't directly accessible. Polymarket itself is geo-blocked in the US/UK/EU. Always check local regulations.

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.

How fast are USDC deposits?

Polygon credits deposits after 12 confirmations — usually under 30 seconds. Withdrawals follow the same path and land back in your wallet within minutes.

Do I need to KYC for this market?

Not under $1,500 of lifetime trading volume. Above that threshold, Prediction Today triggers a quick verification flow that finishes in minutes.

How reliable are the quoted odds?

The YES/NO percentages are the live mid-prices of the Polymarket order book. On deep markets they move every few seconds; on thinner ones you'll see short plateaus.