Platform comparison
| Platform | YES odds | NO odds | Fee | KYC | Settlement | |
|---|---|---|---|---|---|---|
Polymarket Scam? Pick polygram.ink |
100% | 0% | 0% (USDC on-chain) | No-KYC up to $1,500 | USDC, auto via UMA oracle | Open on Polymarket Scam? → |
Polymarket polymarket.com |
100% | 0% | 0% | Geo-blocked in US/UK/EU | USDC, on-chain | Open on Polymarket Scam? → |
Kalshi kalshi.com |
— | — | Up to 7% per trade | US-only, KYC required | USD | Open on Polymarket Scam? → |
Betfair Exchange betfair.com |
— | — | 2-5% commission | Full KYC from first trade | GBP / EUR | Open on Polymarket Scam? → |
Manifold Markets manifold.markets |
— | — | Play-money (mana) | None — play-money | Mana (no cash-out) | Open on Polymarket Scam? → |
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 Scam?.
Active sub-markets
| Match Winner | 100% YES | 0% NO |
| Game 1 Winner | 0% YES | 100% NO |
| Game 2 Winner | 100% YES | 0% NO |
| O/U 2.5 Games | 100% YES | 0% NO |
| Game Handicap: AUR (-1.5) vs Tundra Esports (+1.5) | 0% YES | 100% NO |
| Ends in Daytime | 0% YES | 100% NO |
Market context
Polymarket's conditional token pricing reflects 64% confidence that Aurora will defeat Tundra Esports in this Dota 2 quarterfinal, with USDC settlement on Polygon contingent upon match completion by 30 May. The fixture sits within BLAST Slam's Last Chance Qualifier structure, where elimination stakes are absolute—a single best-of-three loss removes either team from contention entirely. Current pricing suggests the market views Aurora as the marginal favourite, though the 36-point spread to Tundra indicates meaningful uncertainty about team form and draft execution on the day.
Historical precedent from comparable Dota 2 qualifiers shows that seeding and recent LAN performance correlate strongly with match outcomes, yet upset probabilities remain substantial in elimination formats. Tundra Esports has demonstrated capacity to outperform expectations in high-pressure scenarios, particularly when facing teams reliant on specific meta-game strategies. Aurora's recent tournament results and roster stability will determine whether the current pricing adequately compensates for execution risk across three maps. The 50-50 resolution clause for cancellations or delays beyond seven days introduces a secondary pricing consideration, though BLAST's operational track record suggests fixture completion is highly probable.
Traders should monitor team announcements regarding player availability and any schedule adjustments from BLAST organisers in the 48 hours preceding the 8:00 AM ET start. Patch changes to Dota 2 released immediately before the qualifier could shift strategic advantage unpredictably. Recent roster changes, bootcamp locations, and scrim results—typically shared through team social channels—provide real-time signals about preparation quality that may not yet be reflected in current token pricing.
Methodology
We track Dota 2: Aurora vs Tundra Esports (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
- Where can I trade this market with the lowest fees?
- On Polymarket Scam?, 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 Scam? 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.
- 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.
- 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.
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