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 2 Winner | 100% |
| Match Winner | 100% |
| O/U 2.5 Games | 100% |
| Both Teams Slay a Dragon | 90% |
| Odd/Even Total Kills | 90% |
| Both Teams Slay Baron Nashor | 90% |
| Both Teams Slay a Dragon | 90% |
| Both Teams Slay Baron Nashor | 50% |
| Both Teams Slay a Dragon | 50% |
| Both Teams Destroy Inhibitors | 50% |
| Any Player Quadra Kill | 50% |
| Any Player Penta Kill | 50% |
| Odd/Even Total Kills | 50% |
| Both Teams Slay Baron Nashor | 10% |
| Both Teams Destroy Inhibitors | 10% |
| Both Teams Destroy Inhibitors | 10% |
| Odd/Even Total Kills | 10% |
| Any Player Quadra Kill | 1% |
| Any Player Penta Kill | 1% |
| Any Player Quadra Kill | 1% |
| Any Player Penta Kill | 1% |
| Game 1 Winner | 0% |
| Game Handicap: ES (-1.5) vs ROSSMANN Centaurs (+1.5) | 0% |
Market context
Eintracht Spandau and ROSSMANN Centaurs are due to meet in a best-of-three in Prime League 1st Division Group A, with the market still showing 0% YES despite the fixture being listed for play on 30 July 2026. Public match listings place the start around 17:00–17:15 UTC, and the contract logic means any completed series should resolve to the team that wins the match outright, while a cancellation, tie, or delay beyond seven days would fall back to 50-50.[1][2]
The main historical reference point is that these sides have already split recent meetings, which argues against treating the matchup as one-sided. Eintracht Spandau beat ROSSMANN Centaurs 1-0 on 11 February 2026, but ROSSMANN Centaurs returned the favour with a 1-0 win in the Summer Split opener on 1 July 2026, so recent form has been mixed rather than dominant in either direction.[3][6][7] A 0% implied price is therefore more consistent with a stale or mispriced market than with a strong expectation of a clean sweep, especially in a BO3 where a single map can swing the series.
For traders, the key catalysts are simple: whether the series actually starts on schedule, whether the league broadcast or fixture pages confirm the final line-up, and whether any postponement pushes settlement towards the 50-50 clause. If the match is played today, results should be decided by the actual series score rather than pre-match sentiment; if it is not played within the 7-day window, the contract mechanics override team strength entirely. More broadly, with the market settled in USDC, the main crypto-side relevance is indirect: sudden BTC or ETH volatility can affect platform liquidity and spreads, but it does not change the match outcome itself.
Methodology
This page reads LoL: Eintracht Spandau vs ROSSMANN Centaurs (BO3) - Prime League 1st Division 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.
- 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.
- 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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