ITF Granby: Mao Mushika vs Cadence Brace

Platform comparison

Market context

The ITF Women’s Granby singles match between Mio Mushika and Cadence Brace, originally set for 14 July 2026, now carries a crowd-implied 35% probability that Mushika advances, despite public stats showing Brace as the clear favourite with an 82.8% win probability [1]. This divergence mirrors past ITF upsets where lower-ranked players benefited from surface familiarity or opponent fatigue, yet the gap here is unusually wide: historical data from similar Granby-level events suggests that when public models assign an 80%+ edge, the market often corrects within 10–15% if the underdog shows early resilience in warm-ups or first-set service holds.

Traders should monitor Brace’s recent travel schedule and any pre-match injury updates, as her dominance in the stats may be inflated by a single strong tournament run rather than sustained form. A key catalyst is the official start-time confirmation, which has yet to be posted as of early morning on 15 July; delays beyond 24 hours could trigger the market’s 50-50 settlement clause if no winner is determined within seven days. Recent coverage from tvevents.org confirms Brace’s statistical advantage but notes no mention of Mushika’s current fitness or Granby-specific head-to-head history, leaving room for contrarian value if Mushika’s serve efficiency improves under pressure [1].

Sources: 1

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

Settlement runs on-chain. Polymarket's contract logic separates YES and NO shares as conditional tokens; at resolution the winning share lifts to $1.00 and the losing one to $0. The outcome input comes from the UMA Optimistic Oracle, which secures against bad resolution with a bond + dispute window.

Once finalised, the smart contract pays USDC to the holders' wallets within minutes — no withdrawal fees beyond Polygon network gas. Kalshi settles in USD via CFTC clearance, Betfair in account currency net of commission, Manifold in play-money mana with no cash-out.

FAQ

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 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.