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UFC Fight Night: Mateusz Gamrot vs. Quillan Salkilld (Lightweight, Main Card)

How the prediction-market book is pricing "UFC Fight Night: Mateusz Gamrot vs. Quillan Salkilld (Lightweight, Main Card)" right now, with a side-by-side platform comparison and zero-fee CTAs.

O/U 0.5 Rounds 70% O/U 1.5 Rounds 64% O/U 2.5 Rounds 63% O/U 3.5 Rounds 57% Volume: $55K Liquidity: $32K Closes: 9 Aug 2026
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UFC Fight Night: Mateusz Gamrot vs. Quillan Salkilld (Lightweight, Main Card)

Platform comparison

PlatformYES oddsNO oddsFeeKYCSettlement
Polymarket (via Who Will Win) Pick
polygram.ink (preferred broker)
70% 30% 0% (USDC on-chain) No-KYC up to $1,500 USDC, auto via UMA oracle Live odds →
Polymarket (direct)
polymarket.com
70% 30% 0% Geo-blocked in US/UK/EU USDC, on-chain Live odds →
Kalshi
kalshi.com
Up to 7% per trade US-only, KYC required USD Live odds →
Betfair Exchange
betfair.com
2-5% commission Full KYC from first trade GBP / EUR Live odds →
Manifold Markets
manifold.markets
Play-money (mana) None — play-money Mana (no cash-out) Live odds →

Outcome probabilities

Current market-implied probability for each outcome, from the live order book.

OutcomeProbability
O/U 0.5 Rounds70%
O/U 1.5 Rounds64%
O/U 2.5 Rounds63%
O/U 3.5 Rounds57%
Salkilld to win by KO/TKO?50%
Fight to Go the Distance?46%
Fight won by submission?44%
O/U 4.5 Rounds44%
Mateusz Gamrot vs. Quillan Salkilld42%
Gamrot to win by KO/TKO?42%
Fight won by KO/TKO?40%

Market context

The lightweight main-card bout between Mateusz Gamrot and Quillan Salkilld is trading around a **42% implied probability** for Gamrot, which leaves Salkilld as the market’s slight favourite. That is a meaningful split from the tape: ESPN lists Gamrot at 26-4-0 and Salkilld at 12-1-0, while UFC Stats shows Gamrot’s stronger wrestling profile, with 5.22 takedowns per 15 minutes, 83% takedown defence and 0.19 submissions per 15 minutes, versus Salkilld’s higher striking volume and more aggressive pace[1][10]. In handicapper terms, the consensus looks to be pricing the younger, higher-output side; the value case for Gamrot rests on whether his grappling can turn a competitive striking fight into long top-control sequences[1][10].

Comparable read-throughs point to why the line is not simply a record-vs-record judgement. Combat Edge’s model has shown a split between a narrow Elo edge for Gamrot and a stronger finishing lean for Salkilld, reflecting the classic tension between control metrics and explosive upside[2][5]. Gamrot’s profile is built around decision routes and sustained wrestling pressure, while Salkilld’s win pattern is more finish-heavy, so the market is effectively choosing between a safer but lower-variance veteran and the higher-ceiling underdog[2][5]. If the bout reaches the later rounds, Gamrot’s path becomes more attractive; if it stays upright and fast-paced, the underdog case strengthens.

The main catalysts to watch are official weigh-ins, any late-card reshuffles, and UFC confirmation that the fight stays on the August 8 schedule, because the market resolves only on the official winner or to 50-50 if the bout is cancelled, postponed beyond 22 August, or ruled a no contest. The current listing from The Score has Salkilld around -140 and Gamrot at +120, which broadly matches the crowd leaning away from Gamrot, so any market drift after weigh-in news or card changes would matter more than routine training-camp chatter[9][8].

Sources: 1 · 2 · 3 · 4 · 5

Live Data & Statistics

The Polymarket order book prices O/U 0.5 Rounds at 70% for "UFC Fight Night: Mateusz Gamrot vs. Quillan Salkilld (Lightweight, Main Card)".

O/U 0.5 Rounds 70% Other 30%

Live stats load when the match begins. Current market odds are shown above. Trading volume: $55K.

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 Who Will Win, 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 Who Will Win. 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.
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 Who Will Win trigger KYC only above $1,500 of lifetime trading volume; under that you trade pseudonymously with a single wallet address.
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.
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