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

Platform comparison

Active sub-markets

Market context

Polymarket is pricing **Andre Fili vs Vinicius Oliveira** at a crowd-implied **100% YES**, so the contract is effectively behaving like a near-certain Oliveira win rather than a balanced two-way fight. On Polymarket, that means traders are holding **USDC** exposure on **Polygon**, with outcome rights represented through **conditional tokens** that settle off the UFC’s official result. The market resolves from the promotion’s ruling on the bout, not from betting lines or commentary, so the key question is simply which man is announced as the winner, or whether the fight lands in the contract’s fallback states.

That pricing sits in stark contrast to the pre-fight handicapping, where Oliveira was listed as a strong favourite at **-305** and Fili as a **+245** underdog, with the bout set for three rounds at featherweight.[1] Comparable UFC markets can move sharply once an official result is posted, especially when a favourite finishes the fight and the contract was already trading close to certainty before settlement. In this case, the market structure matters as much as the matchup: a decision, stoppage, No Contest, or postponement beyond the deadline would all route the token to a non-standard outcome rather than a straight win/loss resolution.

For traders, the immediate catalysts are the UFC’s bout confirmation, the event’s running order, and the official result after the cage door closes. Secondary reports had the fight scheduled for UFC Fight Night: Kape vs Horiguchi at the UFC Apex, with an estimated fight time around late evening UTC on 20 June 2026.[2][4][5] A recent result report said Oliveira stopped Fili by second-round TKO, which, if confirmed by the UFC’s official record, would resolve the contract to **Vinicius Oliveira** rather than stay at 100% YES.[3]

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

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?

On Polymarket Scam?, which mirrors the Polymarket order book at 0% fees. Kalshi charges up to 7% per trade; Betfair Exchange takes 2-5% commission on net winnings.

Is this market available outside the US?

Polymarket Scam? 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.

What's the difference between YES and NO shares?

A YES share pays $1.00 if the event happens, $0 otherwise. A NO share pays $1.00 if the event doesn't happen. The market price between 0¢ and 100¢ is the implied probability.

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, Polymarket Scam? triggers a quick verification flow that finishes in minutes.