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

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Market context

Andre Fili and Vinicius Oliveira met in a featherweight bout on the UFC Fight Night card in Las Vegas, with Oliveira installed as the clear betting favourite at around **-285** and Fili at **+245** before the fight.[1] That price shape fit the pre-fight read from preview coverage, which described Oliveira as a power-first Brazilian moving up a division against a veteran who was stepping in on short notice.[2]

For traders, the main historical frame is that this is the sort of matchup where the market tends to lean heavily towards the more explosive, younger fighter when the opponent is a long-time UFC hand without a recent momentum edge. Oliveira’s profile pointed towards an early-finish path, and post-fight highlights indicate he did in fact overwhelm Fili and win by **second-round TKO**, which is consistent with the original favourite positioning.[3][4] On that basis, the current crowd-implied probability of 100% YES looks aligned with how the bout has already been reported.

The key catalysts were the official UFC result and any late card changes, because the market only settles on an official UFC winner and would flip to **50-50** for a draw, no contest, cancellation, or a postponement beyond the stated window. The bout was listed for UFC Fight Night: Kape vs. Horiguchi at the UFC Apex, and third-party fight trackers showed it scheduled for 20 June 2026 before the card began.[5][7] No separate injury or suspension issue appears in the available pre-fight notes, so the remaining watchpoint is simply the UFC’s official posting of the result.

Sources: 1 · 2 · 3 · 4 · 5

Methodology

This page reviews UFC Fight Night: Andre Fili vs. Vinicius Oliveira (Featherweight, Main Card) across five venues. We show live odds for Polymarket-based markets (sourced from the Polygon order book); for other venues we list platform attributes, since the comparable contracts are not exposed via a public API on every venue. Every CTA points at Champions League Prediction — the application we operate, where you trade directly against the Polymarket order book at 0% fees.

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 Champions League Prediction, 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?

Champions League Prediction 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 does it cost to trade on Champions League Prediction?

Zero. Champions League Prediction 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, Champions League Prediction 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.