Platform comparison
| Platform | YES odds | NO odds | Fee | KYC | Settlement | |
|---|---|---|---|---|---|---|
Polymarket (via PolyGram) Pick polygram.ink (preferred broker) |
100% | 0% | 0% (USDC on-chain) | No-KYC up to $1,500 | USDC, auto via UMA oracle | Trade this market → |
Polymarket (direct) polymarket.com |
100% | 0% | 0% | Geo-blocked in US/UK/EU | USDC, on-chain | Trade this market → |
Kalshi kalshi.com |
— | — | Up to 7% per trade | US-only, KYC required | USD | Trade this market → |
Betfair Exchange betfair.com |
— | — | 2-5% commission | Full KYC from first trade | GBP / EUR | Trade this market → |
Manifold Markets manifold.markets |
— | — | Play-money (mana) | None — play-money | Mana (no cash-out) | Trade this market → |
Outcome probabilities
Current market-implied probability for each outcome, from the live order book.
| Outcome | Probability |
|---|---|
| Game 1 Winner | 100% |
| O/U 2.5 Games | 100% |
| Ends in Daytime | 100% |
| Ends in Daytime | 100% |
| Both Teams Beat Roshan | 100% |
| Both Teams Beat Roshan | 1% |
| Any Player Ultra Kill | 1% |
| Both Teams Beat Roshan | 1% |
| Any Player Ultra Kill | 1% |
| Both Teams Destroy Barracks | 1% |
| Any Player Ultra Kill | 1% |
| Any Player Rampage | 1% |
| Game 2 Winner | 0% |
| Match Winner | 0% |
| Both Teams Destroy Barracks | 0% |
| Any Player Rampage | 0% |
| Ends in Daytime | 0% |
| Both Teams Destroy Barracks | 0% |
| Any Player Rampage | 0% |
Market context
VooDooSh Team face avice Team in a best-of-three Dota 2 match within the BetBoom Streamers Battle Group B bracket, originally scheduled for 27 July at 2:00PM ET. The Polymarket contract currently prices at 100% YES, reflecting either overwhelming confidence in VooDooSh's victory or minimal trading volume establishing a floor price. Settlement occurs on 28 July at 01:55 UTC, allowing roughly 24 hours post-match for results confirmation. The USDC-denominated conditional tokens on Polygon settle based on official match outcome verification, with tie or cancellation scenarios triggering a 50-50 split.
Streamer-focused Dota 2 tournaments typically feature roster volatility and inconsistent preparation compared to professional league play. Historical precedent from similar BetBoom events shows that crowd-implied probabilities reaching 100% often reflect information asymmetry rather than genuine certainty—team announcements, last-minute roster changes, or technical delays have previously shifted outcomes in streamer competitions. The absence of recent public statements from either squad regarding their Group B matchup leaves limited grounds for assessing current form or player availability.
Traders should monitor official BetBoom announcements and team social channels through 27 July for any schedule adjustments, roster confirmations, or withdrawal notices. Dota 2 patch updates or server issues occasionally force match rescheduling within the seven-day grace period. The settlement window's tight 24-hour window means delayed results could trigger the 50-50 resolution clause if verification extends beyond 28 July 01:55 UTC, creating tail-risk exposure for YES holders.
Methodology
We track Dota 2: VooDooSh Team vs avice Team (BO3) - BetBoom Streamers Battle Group B across the five venues with material prediction-market liquidity. The probability shown is the live Polymarket mid; the comparison rows summarise how each venue treats the underlying contract — fees, KYC thresholds, settlement currency, deposit options. The highlighted row marks the cheapest route into Polymarket's order book.
Resolution & payout
Settlement runs on-chain. Polymarket's contract logic separates YES and NO shares as conditional tokens; at resolution the winning share lifts to $1.00 and the losing one to $0. The outcome input comes from the UMA Optimistic Oracle, which secures against bad resolution with a bond + dispute window.
Once finalised, the smart contract pays USDC to the holders' wallets within minutes — no withdrawal fees beyond Polygon network gas. Kalshi settles in USD via CFTC clearance, Betfair in account currency net of commission, Manifold in play-money mana with no cash-out.
FAQ
- Where can I trade this market with the lowest fees?
- Polymarket is geo-blocked in the US/UK/EU. The easiest 0%-fee broker into the same order book is PolyGram. Kalshi charges up to 7% per trade; Betfair Exchange takes 2-5% commission on net winnings.
- Is this market available outside the US?
- Polymarket itself is geo-blocked in the US/UK/EU. Always check the legal status of prediction markets in your jurisdiction before trading.
- 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.
- 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.
- How reliable are the quoted odds?
- The YES/NO percentages are the live mid-prices of the Polymarket order book. On deep markets they move every few seconds; on thinner ones you'll see short plateaus.
Trade Dota 2: VooDooSh Team vs avice Team (BO3) - BetBoom … on PolyGram
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