Platform comparison
| Platform | YES odds | NO odds | Fee | KYC | Settlement | |
|---|---|---|---|---|---|---|
Polymarket (via BTC Prediction) Pick polygram.ink (preferred broker) |
100% | 0% | 0% (USDC on-chain) | No-KYC up to $1,500 | USDC, auto via UMA oracle | Open live market → |
Polymarket (direct) polymarket.com |
100% | 0% | 0% | Geo-blocked in US/UK/EU | USDC, on-chain | Open live market → |
Kalshi kalshi.com |
— | — | Up to 7% per trade | US-only, KYC required | USD | Open live market → |
Betfair Exchange betfair.com |
— | — | 2-5% commission | Full KYC from first trade | GBP / EUR | Open live market → |
Manifold Markets manifold.markets |
— | — | Play-money (mana) | None — play-money | Mana (no cash-out) | Open live market → |
Outcome probabilities
Current market-implied probability for each outcome, from the live order book.
| Outcome | Probability |
|---|---|
| Nashville SC | 100% |
| New York Red Bulls | 0% |
| Draw | 0% |
Market context
An MLS regular-season fixture between New York Red Bulls and Nashville SC takes place on Wednesday, 19 August 2026. The current 0% YES probability reflects either minimal liquidity in the contract or a settlement mechanism tied to a specific outcome—likely a Red Bulls victory—that traders perceive as unlikely given recent form or squad composition. USDC settlement at match conclusion means the contract resolves within hours of the final whistle, eliminating extended uncertainty typical of traditional sports betting.
Historical MLS matchups between these clubs show competitive balance, though Red Bulls have traditionally held a slight edge in head-to-head records. The 0% reading is unusually extreme for a fixture between mid-table sides; comparable MLS contracts rarely trade below 5% for either team when liquidity exists. This suggests either the market has priced in significant roster changes, injuries, or fixture congestion affecting one side disproportionately. Traders should cross-reference recent MLS injury reports and fixture schedules, particularly whether either club plays a demanding fixture in the three days prior.
Catalysts before settlement include official team sheets released 24 hours before kickoff and any late-breaking news on key player availability. MLS fixture scheduling occasionally clusters matches densely; if Red Bulls face a Saturday–Wednesday turnaround whilst Nashville has had five days' rest, that asymmetry would justify depressed odds. Monitor MLS official communications and club social media for squad updates. Funding rates on related crypto assets remain immaterial to this contract, though settlement timing aligns with US market hours when USDC liquidity is typically deepest.
Live Data & Statistics
Live stats load when the match begins. Current market odds are shown above. Trading volume: $129K.
Methodology
Methodologically this overview focuses on on-chain pricing: Polymarket's live mid comes from the Polygon conditional-token order book and settles automatically in USDC. The other three venues — Kalshi, Betfair, Manifold — sit alongside as off-chain reference points so you can see how the contract translates across regulatory and settlement regimes.
Resolution & payout
Settlement is on-chain via UMA Optimistic Oracle. A proposer posts the outcome with a bond, a two-hour dispute window opens, then the smart contract lifts winning conditional tokens to 1 USDC and sends payments to holders' wallets automatically. No withdrawal fees beyond Polygon gas.
Off-chain venues (Kalshi, Betfair, Smarkets) settle in local fiat through bank-side clearing — faster than SWIFT, slower than on-chain. Manifold pays no real cash.
UK Frequently Asked Questions
- What are crypto prediction markets?
- Crypto prediction markets are on-chain smart contracts where you buy YES or NO shares on a future crypto event (e.g. "BTC above $100k by year-end"). The market price between 0¢ and 100¢ is the implied probability.
- Can I use Bitcoin directly?
- No, Polymarket operates exclusively in USDC on Polygon. You can bridge BTC to USDC via an exchange or bridge service and deposit on Polygon — typically 10-30 minutes processing time.
- Is Polymarket legal in the UK?
- Polymarket is accessible to UK traders but is not UKGC-licensed. It operates under US CFTC jurisdiction. UK residents face no domestic legal prohibition on using it, but UKGC consumer protections do not apply. For UKGC-regulated alternatives, Betfair Exchange and Smarkets offer similar prediction-style markets.
- Do I pay tax on prediction market profits in the UK?
- UKGC-licensed platform profits (Betfair, Smarkets) are typically tax-free gambling winnings for UK individuals. Polymarket profits involve USDC crypto transactions, which HMRC treats as Capital Gains Tax events. Keep full transaction records and report via Self Assessment if gains exceed £3,000 per tax year.
- How do I deposit on Polymarket from the UK?
- UK traders typically fund Polymarket via Coinbase UK, Kraken or Revolut — buying USDC with GBP and transferring to a Polygon-compatible wallet (MetaMask, Coinbase Wallet). Polymarket's onboarding walks you through the bridging process. Typical GBP-to-USDC conversion costs 0.5–1%.
Trade New York Red Bulls vs. Nashville SC on BTC Prediction
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