Dota 2: Aurora vs Team Spirit (BO1) - BLAST Slam Group Stage

Platform comparison

Active sub-markets

Market context

Aurora and Team Spirit are scheduled to face off in a best-of-one Dota 2 match at the BLAST Slam Group Stage on 27 May at 11:00 AM ET. The prediction market currently reflects a 100% implied probability for match completion, suggesting traders view cancellation, postponement beyond seven days, or a tie as negligible risks. Settlement hinges on a decisive result within the specified window; forfeiture or disqualification by either team would resolve according to the winner determined by tournament rules.

Team Spirit holds considerably stronger historical standing in professional Dota 2, having finished as The International 10 champions and maintaining consistent top-tier placements across major tournaments. Aurora, by contrast, operates as a lower-seeded regional competitor. This disparity typically translates to sportsbook lines favouring Team Spirit by a substantial margin—often 70–80% implied probability on conventional betting platforms. The 100% crowd probability in this prediction market diverges sharply from standard esports betting odds, suggesting either mispricing of match-completion risk or confusion about settlement mechanics among traders.

Key variables for position management include roster confirmations and any last-minute schedule adjustments from BLAST organisers. Recent Dota 2 tournaments have experienced minimal cancellations, though technical issues or player illness occasionally force delays. Traders should monitor official BLAST communications and team social media for lineup announcements in the 48 hours preceding the match. The seven-day grace period for delayed matches creates a buffer, but the narrow settlement window (ending 21:20 UTC on 27 May) leaves minimal flexibility if the match runs significantly behind schedule.

Methodology

This page is a comparison snapshot: one live quote (Polymarket), four reference venues with their key attributes, and a single execution path — every trade button routes to Best Prediction Markets, which mirrors the Polymarket order book directly.

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 Best Prediction Markets, 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?

Best Prediction Markets 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.

Do I need to KYC for this market?

Not under $1,500 of lifetime trading volume. Above that threshold, Best Prediction Markets 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.