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 |
|---|---|
| Game 1 Winner | 100% |
| Game 2 Winner | 100% |
| Match Winner | 100% |
| Any Player Ultra Kill | 100% |
| Both Teams Beat Roshan | 100% |
| Game Handicap: KW (-1.5) vs Team Syntax (+1.5) | 100% |
| Ends in Daytime | 50% |
| Both Teams Beat Roshan | 50% |
| Both Teams Destroy Barracks | 50% |
| Any Player Ultra Kill | 50% |
| Any Player Rampage | 50% |
| Both Teams Destroy Barracks | 1% |
| Any Player Ultra Kill | 1% |
| O/U 2.5 Games | 0% |
| Game Handicap: STX (-1.5) vs KW (+1.5) | 0% |
| Ends in Daytime | 0% |
| Both Teams Beat Roshan | 0% |
| Both Teams Destroy Barracks | 0% |
| Any Player Rampage | 0% |
| Ends in Daytime | 0% |
| Any Player Rampage | 0% |
Market context
The Dota 2 series between KW and Team Syntax in EPL Masters Play-In Group A has been priced as a clean coin flip on the market feed, with each side shown at 50% implied probability rather than the 100% YES crowd figure in your prompt.[1] That kind of flat split usually signals either limited public conviction or thin liquidity, so the on-chain price can move sharply if a single informed trader or cluster of wallets leans into one side near settlement. In USDC-settled esports markets, the payout ultimately tracks the resolved winner, while broader crypto conditions can still affect positioning if traders are using BTC or ETH strength, funding, or whale flows as a proxy for risk appetite.
For comparable BO3s, the main practical driver is not long-run team reputation but whether the match is actually played on schedule and completed without administrative interruption.[1] Markets like this can reprice quickly if a delay, roster change, or bracket adjustment appears in the event organiser’s feed, because non-completion can push outcomes towards the market’s fallback rules rather than a normal match result. With the settlement window closing later today, the key variable is whether the series starts and finishes inside the stated window, since any cancellation, tie, or extended delay can shift the contract away from a straightforward winner-takes-all resolution.
Traders should watch for EPL Masters match-status updates, official start-time changes, and any last-minute team announcements, because those are the catalysts most likely to matter before the window closes.[1] If the match slips beyond the scheduled slot, the contract’s edge is no longer about map strength but about whether it resolves normally or falls into the special settlement path.
Sources: 1
Methodology
This page reads Dota 2: KW vs Team Syntax (BO3) - EPL Masters Play-In Group A on-chain. Polymarket's quote comes directly from the Polygon order book — the only comparable venue with on-chain settlement. Kalshi (USD, off-chain), Betfair (GBP/EUR, off-chain) and Manifold (play-money) are listed alongside for venue context. Every CTA routes to BTC Prediction, which mirrors the Polymarket order book directly.
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
- 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.
- 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.
- 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.
- 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.
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