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 |
|---|---|
| Ends in Daytime | 100% |
| Both Teams Beat Roshan | 100% |
| Both Teams Destroy Barracks | 100% |
| Total Kills Over/Under 50.5 in Game 2? | 100% |
| Total Kills Over/Under 45.5 in Game 1? | 100% |
| Total Kills Over/Under 40.5 in Game 1? | 100% |
| Total Kills Over/Under 55.5 in Game 2? | 100% |
| Total Kills Over/Under 45.5 in Game 2? | 100% |
| Total Kills Over/Under 40.5 in Game 2? | 100% |
| Total Kills Over/Under 60.5 in Game 2? | 100% |
| Total Kills Over/Under 65.5 in Game 2? | 100% |
| Total Kills Over/Under 70.5 in Game 2? | 100% |
| Both Teams Beat Roshan | 51% |
| Any Player Ultra Kill | 50% |
| Any Player Rampage | 50% |
| First Blood in Game 2? | 50% |
| First Blood in Game 1? | 50% |
| Game 1 Winner | 0% |
| Game 2 Winner | 0% |
| Match Winner | 0% |
| Both Teams Destroy Barracks | 0% |
| Any Player Ultra Kill | 0% |
| Any Player Rampage | 0% |
| Ends in Daytime | 0% |
| Total Kills Over/Under 50.5 in Game 1? | 0% |
| Total Kills Over/Under 55.5 in Game 1? | 0% |
| Total Kills Over/Under 60.5 in Game 1? | 0% |
| Total Kills Over/Under 65.5 in Game 1? | 0% |
| Total Kills Over/Under 75.5 in Game 2? | 0% |
Market context
GamerLegion and Xtreme Gaming are set to face off in a Best-of-Two Dota 2 match at the Esports World Cup Group A, scheduled to begin at 09:00 UTC on 8 July 2026. The market currently implies a 0% probability that GamerLegion will win, reflecting a stark consensus that Xtreme Gaming holds overwhelming superiority. This match will resolve to GamerLegion if they secure victory, to Xtreme Gaming if they win, or to a 50-50 split if the contest is cancelled, tied, or delayed beyond seven days without a determined winner. Settlement occurs in USDC on-chain, with the macro backdrop of BTC and ETH volatility potentially influencing liquidity flows into such crypto-native prediction contracts.
Historical precedents in elite Dota 2 tournaments show that when bookmakers assign odds below 2.50 to one side—Xtreme Gaming currently sits at 2.20 per Sportsbet [3] and 2.45 per CyberScore [5]—the underdog rarely recovers, especially in short BO2 formats where a single map loss can end the contest. Xtreme Gaming’s 58% win rate and 60% first-blood advantage in recent Esports World Cup 2026 matches [1] further cement their status as favourites, mirroring past cases where top-tier Chinese squads dismantled European challengers with minimal resistance. The 0% crowd-implied probability aligns with these patterns, suggesting traders view any GamerLegion victory as statistically negligible.
Traders should monitor live score updates on Sofascore [7] and GosuGamers [8] for early map outcomes, as a single Xtreme Gaming win in Map 1 would likely trigger immediate whale flows into the “Xtreme Gaming” contract. Funding rates on ETH perpetuals and spot exchange volumes may also signal risk appetite shifts that correlate with liquidity entering prediction markets. Additionally, any delay announcements from the Esports World Cup official channel could reset the market to 50-50, a dependency worth tracking given the tight settlement window ending 15:10 UTC on 8 July. Recent match coverage on YouTube [2] highlights Xtreme Gaming’s aggressive early-game style, a catalyst that often forces rapid market resolution.
Methodology
This page reads Dota 2: GamerLegion vs Xtreme Gaming (BO2) - Esports World Cup 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.
- 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.
- How does UMA secure the resolution?
- The UMA Optimistic Oracle uses a bond system: a proposer posts a bond, a two-hour challenge window opens. On dispute the losing side forfeits the bond — financial incentive for honest resolution.
- 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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