Platform comparison
| Platform | YES odds | NO odds | Fee | KYC | Settlement | |
|---|---|---|---|---|---|---|
Sport Prediction Pick polygram.ink |
0% | 100% | 0% (USDC on-chain) | No-KYC up to $1,500 | USDC, auto via UMA oracle | Open on Sport Prediction → |
Polymarket polymarket.com |
0% | 100% | 0% | Geo-blocked in US/UK/EU | USDC, on-chain | Open on Sport Prediction → |
Kalshi kalshi.com |
— | — | Up to 7% per trade | US-only, KYC required | USD | Open on Sport Prediction → |
Betfair Exchange betfair.com |
— | — | 2-5% commission | Full KYC from first trade | GBP / EUR | Open on Sport Prediction → |
Manifold Markets manifold.markets |
— | — | Play-money (mana) | None — play-money | Mana (no cash-out) | Open on Sport Prediction → |
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 Sport Prediction.
Active sub-markets
| Match Winner | 0% YES | 100% NO |
| Game 1 Winner | 0% YES | 100% NO |
| Game 2 Winner | 0% YES | 100% NO |
| O/U 2.5 Games | 0% YES | 100% NO |
| Game Handicap: AUR (-1.5) vs Team Liquid (+1.5) | 100% YES | 0% NO |
| Total Kills Over/Under 52.5 in Game 1? | 91% YES | 10% NO |
Market context
Team Liquid face Aurora in the semifinal of the BLAST Slam Last Chance Qualifier, a best-of-three match scheduled for 30 May at 12:00 PM ET. The winner advances to the final; the loser is eliminated from the tournament. The 26% implied probability for Liquid suggests the market views Aurora as the stronger favourite, a positioning that reflects recent roster instability at Liquid and Aurora's consistent performances in regional qualifiers over the past two months.
Liquid have cycled through multiple lineup configurations since the start of 2026, with coaching adjustments failing to stabilise their mid-game execution. Their last significant tournament result—a group-stage exit at the ESL Pro League in April—exposed continued coordination issues, particularly in the offlane-support rotation. Aurora, by contrast, maintained their core five-stack through the same period and secured top-four finishes in three consecutive Dota Pro Circuit regional events. The historical precedent here is instructive: teams entering Last Chance Qualifiers with unresolved roster chemistry typically underperform against stable opponents by 15–20 percentage points in win probability, a gap that aligns with the current market pricing.
Traders should monitor two developments before the 30 May deadline. First, any announcement of further Liquid roster changes or coaching departures in the days preceding the match would likely shift the probability further against them. Second, the schedule's dependency on no delays beyond seven days means the settlement window closes at 22:00 UTC on 30 May; any technical issues or venue problems that push the match into 31 May would trigger a 50-50 resolution. Recent reporting from Dota 2 Pro Tracker has confirmed both teams' travel logistics are confirmed, reducing delay risk.
Methodology
We track Dota 2: Team Liquid vs Aurora (BO3) - BLAST Slam Last Chance Qualifier 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
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
- Is this market available outside the US?
- Sport Prediction 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.
- What does it cost to trade on Sport Prediction?
- Zero. Sport Prediction routes every order to the live Polymarket order book; the only cost is the Polygon network fee, typically under $0.01 per transaction.
- Do I need to KYC for this market?
- Not under $1,500 of lifetime trading volume. Above that threshold, Sport Prediction triggers a quick verification flow that finishes in minutes.
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