Platform comparison
| Platform | YES odds | NO odds | Fee | KYC | Settlement | |
|---|---|---|---|---|---|---|
Kalshi UK Pick polygram.ink |
100% | 0% | 0% (USDC on-chain) | No-KYC up to $1,500 | USDC, auto via UMA oracle | Open on Kalshi UK → |
Polymarket polymarket.com |
100% | 0% | 0% | Geo-blocked in US/UK/EU | USDC, on-chain | Open on Kalshi UK → |
Kalshi kalshi.com |
— | — | Up to 7% per trade | US-only, KYC required | USD | Open on Kalshi UK → |
Betfair Exchange betfair.com |
— | — | 2-5% commission | Full KYC from first trade | GBP / EUR | Open on Kalshi UK → |
Manifold Markets manifold.markets |
— | — | Play-money (mana) | None — play-money | Mana (no cash-out) | Open on Kalshi 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 Kalshi UK.
Active sub-markets
| Ends in Daytime | 100% YES | 0% 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 |
| Match Winner | 0% YES | 100% NO |
Market context
Team Yandex face BetBoom Team in a best-of-one Dota 2 match within the BLAST Slam Group Stage competition, scheduled for 28 May at 16:00 UTC. Polymarket currently prices Team Yandex victory at 90 cents on the dollar, reflecting substantial confidence in the Russian organisation's chances. The conditional token structure on Polygon means traders holding YES tokens receive full settlement value (1 USDC) only if Team Yandex secure the win; NO token holders receive payout only on a BetBoom victory. The 7-day cancellation clause creates a defined risk boundary—any postponement beyond 4 June without resolution triggers a 50-50 split, effectively voiding the market's predictive value.
Historical precedent from comparable Dota 2 group-stage matchups suggests 90% implied probabilities typically reflect either significant skill gaps or recent form disparities. Team Yandex and BetBoom Team operate within the same regional ecosystem, making direct head-to-head records and recent LAN placements the primary calibration points. The BLAST Slam format emphasises consistency over single-map variance, though best-of-one matches introduce inherent volatility that can compress expected value even for favoured sides.
Traders should monitor BLAST's official schedule for any postponements or format changes, particularly given the compressed timeline before settlement. Recent roster changes, scrim results, or player availability announcements from either organisation could shift the probability meaningfully. The match's position within the group stage—whether it determines qualification or seeding—may also influence team preparation intensity and risk tolerance during the actual play.
Methodology
This page reviews Dota 2: Team Yandex vs BetBoom Team (BO1) - BLAST Slam Group Stage across five venues. We show live odds for Polymarket-based markets (sourced from the Polygon order book); for other venues we list platform attributes, since the comparable contracts are not exposed via a public API on every venue. Every CTA points at Kalshi UK — the application we operate, where you trade directly against the Polymarket order book at 0% fees.
Resolution & payout
At resolution the UMA oracle takes over: a proposer posts the outcome with a bond, any token holder can dispute within two hours. Without dispute the result is accepted and the smart contract distributes USDC instantly.
On Kalshi (CFTC-regulated) resolution runs through their in-house clearing engine in USD. Betfair Exchange settles after match end in the account's local currency. Manifold pays no cash — only its in-platform "mana" currency.
FAQ
- Where can I trade this market with the lowest fees?
- On Kalshi 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?
- Kalshi 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 does it cost to trade on Kalshi UK?
- Zero. Kalshi UK routes every order to the live Polymarket order book; the only cost is the Polygon network fee, typically under $0.01 per transaction.
- 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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