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

Platform comparison

Active sub-markets

Market context

Andre Fili and Vinicius Oliveira clashed in a three-round featherweight contest at UFC Fight Night: Kape vs Horiguchi on 20 June 2026, with Oliveira securing a TKO victory at 4:56 of the second round. The bout ended decisively via the horn, confirming Oliveira as the official winner and resolving the prediction market to "Vinicius Oliveira" rather than the 100% YES crowd-implied probability for Fili. This outcome underscores the critical importance of verifying live results against pre-fight odds before executing conditional orders or copy-trading strategies programmatically.

Historically, similar markets where crowd sentiment heavily favoured an underdog have collapsed when a favourite delivered a late stoppage, as seen in Oliveira’s -305 DraftKings favourite status prior to the fight[1]. In past featherweight contests where both fighters had recent three-round finishes, the over-2.5-rounds bet often held, yet Oliveira’s brutal elbows and hard punches overwhelmed Fili before the round limit[7]. Traders evaluating tooling for such events must programme alerts to detect TKO outcomes instantly, as delayed data feeds can mislead automated bots into settling on incorrect outcomes.

Key catalysts for future markets include official UFC announcements on fight schedules and any dependencies on medical clearances, which can alter odds pre-event. Recent coverage from UFC.com confirms Oliveira’s dominance with "brutal elbows" that sealed the finish[2], a detail power-users should embed into their algorithmic models to anticipate stoppage probabilities. Monitoring these dependencies ensures conditional orders remain aligned with real-time resolution sources, avoiding settlement errors when fights end abruptly.

Sources: 1 · 2 · 3 · 4 · 5

Methodology

This page is a comparison snapshot: one live quote (Polymarket), four reference venues with their key attributes, and a single execution path — every trade button routes to Polymarket Review UK, 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

Is this market available outside the US?

Polymarket Review UK 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.

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.

What does it cost to trade on Polymarket Review UK?

Zero. Polymarket Review UK routes every order to the live Polymarket order book; the only cost is the Polygon network fee, typically under $0.01 per transaction.

Do I need to KYC for this market?

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