Platform comparison
| Platform | YES odds | NO odds | Fee | KYC | Settlement | |
|---|---|---|---|---|---|---|
Who Will Win Pick polygram.ink |
100% | 0% | 0% (USDC on-chain) | No-KYC up to $1,500 | USDC, auto via UMA oracle | Open on Who Will Win → |
Polymarket polymarket.com |
100% | 0% | 0% | Geo-blocked in US/UK/EU | USDC, on-chain | Open on Who Will Win → |
Kalshi kalshi.com |
— | — | Up to 7% per trade | US-only, KYC required | USD | Open on Who Will Win → |
Betfair Exchange betfair.com |
— | — | 2-5% commission | Full KYC from first trade | GBP / EUR | Open on Who Will Win → |
Manifold Markets manifold.markets |
— | — | Play-money (mana) | None — play-money | Mana (no cash-out) | Open on Who Will Win → |
Live odds for Polymarket-based markets come from the Polygon order book. Non-Polymarket venues show attributes only; clicking any row opens the market on Who Will Win.
Active sub-markets
Market context
Van Assche, the Belgian prospect ranked in the 40s, faces American Nakashima, currently positioned around 20th on the ATP rankings, in what shapes as a significant seeding advantage for the American at Roland Garros. The 75% implied probability backing Van Assche suggests the market is pricing in either a substantial upset or a misalignment with conventional ranking expectations—a notable divergence worth examining.
Van Assche's recent trajectory on clay has been encouraging; the 22-year-old has shown improvement in ATP-level consistency and possesses the technical foundation typical of Belgian clay-court specialists. However, Nakashima's ranking advantage reflects genuine accomplishment on the professional circuit, and the American has demonstrated resilience in Grand Slam environments. Historical matchups between similarly-ranked players at Roland Garros typically favour the higher-ranked competitor by 55–65%, which would suggest Nakashima should be favoured, not Van Assche. The crowd probability of 75% for the underdog by ranking indicates either substantial recent form shifts or market participants weighting Van Assche's clay-court suitability more heavily than Nakashima's ranking position warrants.
Traders should monitor Van Assche's performance in qualifying rounds or warm-up events immediately preceding the tournament, as clay-court form in May often proves predictive. Nakashima's injury status and recent match frequency will also matter; extended breaks before Grand Slams can affect sharpness. The settlement window closing 3 June allows minimal buffer beyond the scheduled 27 May date, so fixture delays carry material resolution risk.
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 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
- Is this market available outside the US?
- Who Will Win 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 Who Will Win?
- Zero. Who Will Win routes every order to the live Polymarket order book; the only cost is the Polygon network fee, typically under $0.01 per transaction.
- 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, Who Will Win 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.
Trade Roland Garros ATP: Luca Van Assche vs Brandon Nakashima on Who Will Win
Live order book, 0% fees, USDC settlement in seconds.
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