Platform comparison
| Platform | YES odds | NO odds | Fee | KYC | Settlement | |
|---|---|---|---|---|---|---|
Polymarket UK Pick polygram.ink |
0% | 100% | 0% (USDC on-chain) | No-KYC up to $1,500 | USDC, auto via UMA oracle | Open on Polymarket UK → |
Polymarket polymarket.com |
0% | 100% | 0% | Geo-blocked in US/UK/EU | USDC, on-chain | Open on Polymarket UK → |
Kalshi kalshi.com |
— | — | Up to 7% per trade | US-only, KYC required | USD | Open on Polymarket UK → |
Betfair Exchange betfair.com |
— | — | 2-5% commission | Full KYC from first trade | GBP / EUR | Open on Polymarket UK → |
Manifold Markets manifold.markets |
— | — | Play-money (mana) | None — play-money | Mana (no cash-out) | Open on Polymarket UK → |
Live odds for Polymarket-based markets come from the Polygon order book. Non-Polymarket venues show attributes only; clicking any row opens the market on Polymarket UK.
Active sub-markets
| Match Winner | 0% YES | 100% NO |
| Ends in Daytime | 0% YES | 100% NO |
| Both Teams Beat Roshan | 0% YES | 100% NO |
| Both Teams Destroy Barracks | 0% YES | 100% NO |
| Any Player Ultra Kill | 0% YES | 100% NO |
| Any Player Rampage | 0% YES | 100% NO |
Market context
Xtreme Gaming face BetBoom Team in a best-of-one Dota 2 encounter at the BLAST Slam Group Stage, scheduled for 28 May at 06:20 ET. The Polymarket contract currently prices Xtreme Gaming's victory at zero, reflecting either extreme confidence in BetBoom or a liquidity void in the order book. Settlement occurs at 16:30 UTC on the scheduled date, with conditional tokens on Polygon tracking the binary outcome. The 0% implied probability suggests minimal trading activity, typical for regional qualifiers or matches with limited spectator interest in Western markets.
Xtreme Gaming, China's premier Dota 2 outfit, has dominated domestic competition but faces inconsistent results against top-tier European and CIS squads. BetBoom Team, a Russian-speaking roster, operates in a more fragmented competitive ecosystem post-2022 sanctions. Historical precedent shows Chinese teams win approximately 55–65% of matches against CIS-region opponents in neutral tournament settings, though single-game variance is substantial. The 0% pricing likely reflects either incomplete market information or that traders view this fixture as a near-certain BetBoom victory—an assumption worth stress-testing against recent head-to-head records and roster changes.
Traders should monitor official BLAST communications for any schedule shifts, roster confirmations, or technical delays that could trigger the 50-50 tie resolution clause. Patch updates to Dota 2 in the week preceding the match can shift hero viability and preparation depth, favouring teams with stronger scrim access. Team announcements regarding stand-ins or coaching changes should be tracked via official social channels and esports news outlets, as these directly influence match outcomes in high-variance competitive environments.
Methodology
We track Dota 2: Xtreme Gaming vs BetBoom Team (BO1) - BLAST Slam Group Stage on the five venues with material liquidity for prediction markets. Live odds come from the Polymarket Polygon order book — the only source that ships real-time data under an open licence. For Kalshi, Betfair and Manifold we list platform attributes (fee, KYC, settlement, payment) instead of fabricated odds, because their APIs use non-comparable contract definitions.
Resolution & payout
Polymarket-based markets settle through the UMA Optimistic Oracle on Polygon. A proposer submits the outcome, a two-hour challenge window opens, and unchallenged proposals finalise the resolution. Payouts settle automatically in USDC the moment the result is final — no bookmaker, no delay.
Kalshi-based markets settle in USD via the CFTC-regulated clearinghouse. Betfair Exchange settles in GBP/EUR net of commission. Manifold is play-money and does not pay out real funds.
FAQ
- Where can I trade this market with the lowest fees?
- On Polymarket UK, which mirrors the Polymarket order book at 0% fees. Kalshi charges up to 7% per trade; Betfair Exchange takes 2-5% commission on net winnings.
- Is this market available outside the US?
- Polymarket UK is available in most jurisdictions where Polymarket isn't directly accessible. Polymarket itself is geo-blocked in the US/UK/EU. Always check local regulations.
- How does resolution work?
- Through the UMA Optimistic Oracle on Polygon: a proposer submits the outcome, a two-hour challenge window opens, and USDC payouts settle automatically once the result is final.
- What's the difference between YES and NO shares?
- A YES share pays $1.00 if the event happens, $0 otherwise. A NO share pays $1.00 if the event doesn't happen. The market price between 0¢ and 100¢ is the implied probability.
- How fast are USDC deposits?
- Polygon credits deposits after 12 confirmations — usually under 30 seconds. Withdrawals follow the same path and land back in your wallet within minutes.
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Live order book, 0% fees, USDC settlement in seconds.
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