Dota 2: Iron Wing vs Team Falcons (BO3) - The International Group Stage

Platform comparison

Market context

Iron Wing face Team Falcons in a best-of-three Dota 2 match during The International group stage on 14 August 2026 at 01:00 ET. The Polymarket contract currently prices Iron Wing's victory at 78%, reflecting substantial confidence in their performance. This settlement window closes at 11:50 UTC on the scheduled date, with conditional tokens on Polygon tracking USDC collateral through the match resolution.

Historical precedent from prior International tournaments shows that seeding and regional strength heavily influence group-stage outcomes. Iron Wing's regional pedigree and recent LAN placements likely underpin the current probability skew. Team Falcons, whilst competitive, have historically struggled against top-tier opposition in similar formats. The 78% implied probability sits within the range typical for matches between a favoured squad and a challenger, though not extreme enough to suggest certainty—suggesting traders view this as a genuine competitive fixture rather than a mismatch.

Key catalysts for traders include official roster confirmations and any last-minute scheduling changes from The International organisers. Recent Dota 2 patch updates in the weeks preceding the tournament can shift meta-dependent matchups significantly, particularly affecting hero viability and team preparation depth. Any announcement of player illness, visa delays, or technical issues affecting either squad would trigger immediate repricing on-chain. The 7-day postponement clause means traders should monitor official tournament communications closely; delays beyond 168 hours from the original start time would trigger a 50-50 resolution, fundamentally altering the risk profile of current positions.

Methodology

We track Dota 2: Iron Wing vs Team Falcons (BO3) - The International Group Stage across the five venues with material prediction-market liquidity. The probability shown is the live Polymarket mid; the comparison rows summarise how each venue treats the underlying contract — fees, KYC thresholds, settlement currency, deposit options. The highlighted row marks the cheapest route into Polymarket's order book.

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.

UK Frequently Asked Questions

Is this market available outside the US?

Polymarket itself is geo-blocked in the US/UK/EU. Always check the legal status of prediction markets in your jurisdiction before trading.

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.

Is Polymarket legal in the UK?

Polymarket is accessible to UK traders but is not UKGC-licensed. It operates under US CFTC jurisdiction. UK residents face no domestic legal prohibition on using it, but UKGC consumer protections do not apply. For UKGC-regulated alternatives, Betfair Exchange and Smarkets offer similar prediction-style markets.

Do I pay tax on prediction market profits in the UK?

UKGC-licensed platform profits (Betfair, Smarkets) are typically tax-free gambling winnings for UK individuals. Polymarket profits involve USDC crypto transactions, which HMRC treats as Capital Gains Tax events. Keep full transaction records and report via Self Assessment if gains exceed £3,000 per tax year.

How do I deposit on Polymarket from the UK?

UK traders typically fund Polymarket via Coinbase UK, Kraken or Revolut — buying USDC with GBP and transferring to a Polygon-compatible wallet (MetaMask, Coinbase Wallet). Polymarket's onboarding walks you through the bridging process. Typical GBP-to-USDC conversion costs 0.5–1%.