Platform comparison
| Platform | YES odds | NO odds | Fee | KYC | Settlement | |
|---|---|---|---|---|---|---|
Polymarket (via BTC Prediction) Pick polygram.ink (preferred broker) |
86% | 14% | 0% (USDC on-chain) | No-KYC up to $1,500 | USDC, auto via UMA oracle | Open live market → |
Polymarket (direct) polymarket.com |
86% | 14% | 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 |
|---|---|
| Match Winner | 86% |
| Both Teams Slay a Dragon | 64% |
| Odd/Even Total Kills | 50% |
| Both Teams Slay Baron Nashor | 28% |
| Any Player Quadra Kill | 28% |
| Both Teams Destroy Inhibitors | 27% |
| Any Player Penta Kill | 26% |
Market context
T1 are scheduled to play DN SOOPers in a best-of-one KeSPA Cup group-stage match, with the market set to resolve on the official result or to 50-50 if the game is not played, ends level, or drifts beyond the seven-day delay rule. With no completed match yet and the crowd pricing T1 at 85%, the implied view is that this is primarily a favourite-versus-long-shot setup rather than a close coin flip.
In comparable League of Legends markets, short-form group-stage best-of-ones tend to be priced heavily towards the team with the stronger recent domestic record, deeper roster continuity, and more established macro at the current patch. That matters more in a BO1 than in longer series because there is less time to recover from an early draft miss or an isolated mechanical error, so the market usually tracks perceived baseline strength rather than upset potential. The 85% quote therefore suggests traders are treating T1’s win condition as the default outcome, while still leaving room for draft volatility and early-game variance.
The main catalysts are straightforward: any last-minute schedule change, roster update, or official notice from the organiser that affects whether the match starts on time or is replayed. For this contract, the practical risk is not only who is stronger on paper, but whether the match is actually completed cleanly before the settlement window closes, because cancellation, tie scenarios, or a prolonged delay push the market to 50-50 under the rules. On the crypto side, settlement risk is on-chain in USDC terms, so the only material market input would be broader risk appetite if BTC or ETH volatility is bleeding into prediction-market liquidity, but no such flow data is available here.
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.
FAQ
- Why USDC and not ETH or USDT?
- USDC is the Polygon standard — audited reserves (Circle, monthly attestation), deepest order book, low gas costs. ETH volatility would distort probability quotes; USDT has thinner Polygon liquidity than USDC.
- What does a transaction cost on Polygon?
- Polygon gas is typically under $0.01 per transaction. A full trade cycle (Approve + Order + Fill) totals around $0.03 — compared to $5-50 on Ethereum mainnet.
- How volatile are crypto prediction markets?
- Crypto markets react to spot prices — a 5% BTC move typically shifts a "BTC above X by date" market 10-20%. Polymarket crypto market liquidity is usually six-figure USD, sufficient for active trading.
- Which crypto markets exist on Polymarket?
- Currently active markets include BTC/ETH/SOL price targets, halving dates, ETF approvals, hard-fork outcomes and Layer-2 TVL thresholds. The list updates weekly; biggest volume sits on BTC and ETH price forecasts.
- Are crypto prediction markets taxable in the US?
- In the US, prediction market gains are typically treated as ordinary income or short-term capital gains depending on holding period. Consult a tax professional for your specific situation — we cannot provide tax advice.
Trade LoL: T1 vs DN SOOPers (BO1) - KeSPA Cup Group Stage on BTC Prediction
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