Dota 2: Aurora vs ex-HEROIC (BO3) - DreamLeague Group A

Platform comparison

Active sub-markets

Market context

Aurora and ex-HEROIC will compete in a best-of-three Dota 2 match within DreamLeague's Group A stage, scheduled for 15 May at 06:00 ET. The fixture forms part of the broader competitive circuit where both rosters are establishing positioning ahead of larger tournament windows. A 50-50 crowd probability suggests genuine uncertainty regarding outcome prediction, typical when teams possess comparable recent form or limited head-to-head data within the current patch cycle.

Historical precedent for evenly-weighted Dota 2 matchups at this tier indicates that roster composition changes and patch-dependent hero viability often determine outcomes more reliably than raw team strength. Ex-HEROIC's recent roster transitions and Aurora's variable performance across different map states create genuine analytical friction. Teams at this competitive level frequently exhibit high variance in single matches, particularly in group-stage contexts where preparation intensity varies. Comparable DreamLeague fixtures between mid-tier European and CIS rosters have historically resolved along draft-phase advantages and individual player performance on meta heroes rather than structural team superiority.

Traders monitoring this market should track official DreamLeague scheduling confirmations and any last-minute roster changes announced within 48 hours of match time, as stand-in players or illness can materially shift win probabilities. Patch notes released between now and the match date warrant close attention, particularly adjustments affecting heroes favoured by either team's core players. Conditional order logic should account for the seven-day delay clause—setting automated cancellation triggers if the match remains unplayed beyond 22 May would hedge against resolution ambiguity. Real-time stream monitoring at scheduled time will clarify early momentum shifts, useful for in-play position adjustments on connected platforms.

Methodology

This page reviews Dota 2: Aurora vs ex-HEROIC (BO3) - DreamLeague Group A 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 PolyGram — the application we operate, where you trade directly against the Polymarket order book at 0% fees.

Resolution & payout

Polymarket-based markets settle through the UMA Optimistic Oracle on Polygon. A proposer submits the outcome, a two-hour challenge window opens, and unchallenged proposals finalise the resolution. Payouts settle automatically in USDC the moment the result is final — no bookmaker, no delay.

Kalshi-based markets settle in USD via the CFTC-regulated clearinghouse. Betfair Exchange settles in GBP/EUR net of commission. Manifold is play-money and does not pay out real funds.

FAQ

Where can I trade this market with the lowest fees?

On PolyGram, 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?

PolyGram 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.

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.