Dota 2: Team Yandex vs BetBoom Team (BO1) - BLAST Slam Group Stage

Platform comparison

Active sub-markets

Market context

Team Yandex face BetBoom Team in a best-of-one Dota 2 match within the BLAST Slam Group Stage on 28 May, with settlement occurring at 20:45 UTC. The 90% implied probability favouring Team Yandex reflects a significant skill or form differential, though best-of-one formats introduce inherent volatility absent from longer series. Across major prediction platforms, this probability translates differently: Polymarket displays decimal odds around 1.11, whilst Kalshi's binary structure would show 90 cents per share. Betfair's fractional odds sit near 1/9, and Smarkets' decimal equivalent mirrors Polymarket's display. Fee structures diverge notably—Polymarket charges 2% on winnings, Kalshi takes 2% on both sides, Betfair applies commission only to profits (typically 5%), and Smarkets' standard commission runs 4%. These mechanics matter for positions held through settlement.

Historical precedent suggests single-elimination Dota 2 matches rarely sustain 90%+ probabilities when both rosters field competitive lineups. BetBoom Team qualified for this stage, indicating baseline competence; upsets occur in approximately 12–15% of heavily favoured matchups in tier-one Dota tournaments. Traders should monitor roster confirmations and any last-minute substitutions, particularly given the post-Russian sanctions environment affecting CIS-region teams' travel and participation logistics. The seven-day cancellation clause carries weight—delays beyond 4 June trigger automatic 50-50 resolution regardless of eventual outcome. Recent BLAST tournament schedules have maintained adherence to published timings, though geopolitical factors remain a material risk for CIS-based competitors.

Methodology

This page compares Dota 2: Team Yandex vs BetBoom Team (BO1) - BLAST Slam Group Stage specifically across Polymarket, Kalshi, Betfair Exchange and Smarkets. Live odds come from the Polymarket order book; the other venues' contract details are maintained manually because their APIs aren't directly comparable. Every CTA routes to Polymarket Alternative UK, which mirrors the Polymarket order book at 0% fees.

Resolution & payout

Polymarket settles via UMA Optimistic Oracle on Polygon. A proposer posts the outcome with a bond, the two-hour window runs, then the smart contract pays USDC.

Kalshi settles USD through the CFTC-regulated clearinghouse — the cleanest variant, with heavier KYC. Betfair Exchange settles in account currency (GBP/EUR), net of 2-5% commission. Smarkets follows the same model as Betfair with a lower default 2% commission.

FAQ

Where can I trade this market with the lowest fees?

On Polymarket Alternative 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.

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.

Do I need to KYC for this market?

Not under $1,500 of lifetime trading volume. Above that threshold, Polymarket Alternative UK triggers a quick verification flow that finishes in 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.