Platform comparison
| Platform | YES odds | NO odds | Fee | KYC | Settlement | |
|---|---|---|---|---|---|---|
Polymarket (via Polymarket Tax UK) Pick polygram.ink (preferred broker) |
100% | 0% | 0% (USDC on-chain) | No-KYC up to $1,500 | USDC, auto via UMA oracle | Trade this market → |
Polymarket (direct) polymarket.com |
100% | 0% | 0% | Geo-blocked in US/UK/EU | USDC, on-chain | Trade this market → |
Kalshi kalshi.com |
— | — | Up to 7% per trade | US-only, KYC required | USD | Trade this market → |
Betfair Exchange betfair.com |
— | — | 2-5% commission | Full KYC from first trade | GBP / EUR | Trade this market → |
Manifold Markets manifold.markets |
— | — | Play-money (mana) | None — play-money | Mana (no cash-out) | Trade this market → |
Outcome probabilities
Current market-implied probability for each outcome, from the live order book.
| Outcome | Probability |
|---|---|
| Game 1 Winner | 100% |
| Total Kills Over/Under 50.5 in Game 1? | 100% |
| Total Kills Over/Under 55.5 in Game 1? | 100% |
| Total Kills Over/Under 60.5 in Game 1? | 100% |
| Total Kills Over/Under 65.5 in Game 1? | 100% |
| Total Kills Over/Under 70.5 in Game 1? | 100% |
| First Blood in Game 1? | 99% |
| Ends in Daytime | 90% |
| Match Winner | 78% |
| Game Handicap: TS (-1.5) vs Xtreme Gaming (+1.5) | 69% |
| O/U 2.5 Games | 52% |
| Any Player Ultra Kill | 52% |
| Any Player Rampage | 52% |
| First Blood in Game 2? | 51% |
| Both Teams Beat Roshan | 50% |
| Any Player Ultra Kill | 50% |
| Any Player Rampage | 50% |
| Ends in Daytime | 50% |
| Both Teams Beat Roshan | 50% |
| Both Teams Destroy Barracks | 50% |
| Any Player Ultra Kill | 50% |
| Any Player Rampage | 50% |
| Ends in Daytime | 50% |
| Both Teams Beat Roshan | 50% |
| Both Teams Destroy Barracks | 50% |
| Total Kills Over/Under 50.5 in Game 2? | 50% |
| Total Kills Over/Under 55.5 in Game 2? | 50% |
| Total Kills Over/Under 60.5 in Game 2? | 50% |
| Game 2 Winner | 46% |
| Both Teams Destroy Barracks | 10% |
| Total Kills Over/Under 75.5 in Game 1? | 1% |
| Game Handicap: Xtreme (-1.5) vs Team Spirit (+1.5) | 0% |
| Total Kills Over/Under 80.5 in Game 1? | 0% |
| Total Kills Over/Under 85.5 in Game 1? | 0% |
| Total Kills Over/Under 90.5 in Game 1? | 0% |
| Total Kills Over/Under 45.5 in Game 2? | 0% |
Market context
Team Spirit, the Russian organisation that won The International 2021, face Xtreme Gaming of China in a best-of-three group stage match at The International 2024. The fixture is scheduled for 13 August at 01:00 ET, with settlement closing at 13:20 UTC the same day. The 38% crowd probability implies moderate confidence in Team Spirit's victory, reflecting their historical pedigree against a less-established opponent, though Xtreme Gaming has qualified for the event and carries unpredictability inherent to group-stage Dota 2 competition.
Historical precedent suggests that TI group-stage matches between tier-one European or CIS teams and mid-tier Chinese squads typically favour the higher-seeded roster, yet upsets occur frequently enough to justify non-trivial probabilities for the underdog. Team Spirit's roster stability and recent LAN results provide a baseline for comparison, whilst Xtreme Gaming's qualification pathway and meta adaptation during the tournament's lead-up period remain critical variables. The current 38% YES reflects genuine uncertainty rather than dismissal of Team Spirit's chances.
Traders should monitor official schedule confirmations from The International organisers, any last-minute roster changes or stand-in announcements, and patch notes released before the match window. Delays beyond seven days trigger a 50-50 resolution per the market terms. From a regulatory standpoint, this market falls within the German GlüStV framework for esports prediction products; US CFTC reach applies to US-domiciled traders regardless of platform jurisdiction. The no-KYC threshold of $1,500 USD permits retail participation without identity verification up to that cumulative stake across eligible markets on compliant platforms.
Methodology
This overview of Dota 2: Team Spirit vs Xtreme Gaming (BO3) - The International Group Stage reviews the four comparable platforms from a regulatory perspective: which is accessible in your jurisdiction, where KYC kicks in, how the platform is classified by your country of residence. Live probability is the Polymarket mid; comparison columns show regulatory status, KYC thresholds and settlement options for each platform.
Resolution & payout
On Polymarket, resolution runs on-chain via UMA Optimistic Oracle. USDC payout is instant and automatic, with no KYC. Tax treatment depends on your jurisdiction — in the US, gains are usually ordinary income; in the UK, often capital gains. Consult a tax professional for your situation.
UK Frequently Asked Questions
- Is Polymarket legal in my country?
- Polymarket is geo-blocked in the US/UK/EU. Actual usage via the Polymarket interface is not possible there. The legal status itself varies — many countries treat prediction markets as a gray area. Polymarket Tax UK has a different geo footprint.
- Is Polymarket regulated by the UKGC?
- No. Polymarket is not licensed by the UK Gambling Commission (UKGC). It is a decentralised prediction market operated under US regulation. UK traders can use it but do not benefit from UKGC dispute resolution or player protection requirements.
- What are the HMRC tax rules on Polymarket profits for UK traders?
- Polymarket profits are treated as cryptocurrency disposal events by HMRC. Each USDC settlement is a taxable event subject to Capital Gains Tax (CGT). For 2026/27, the CGT rate is 18% (basic rate) or 24% (higher rate). The annual CGT exemption is £3,000. Report via HMRC Self Assessment if your total crypto gains exceed £3,000 or proceeds exceed £50,000.
- Does Polymarket KYC apply to UK users?
- Yes. Polymarket requires KYC (Know Your Customer) verification for all users, including UK residents. You must provide a government-issued photo ID and a selfie. The process typically takes 5–10 minutes via their ID verification provider.
- What is the legal difference between Polymarket and Betfair Exchange for UK traders?
- Betfair Exchange is UKGC-licensed, meaning UK consumer protections apply and winnings are typically tax-free. Polymarket is not UKGC-licensed — it operates under decentralised blockchain rules. Profits from Polymarket are subject to HMRC CGT as crypto disposals. Choose based on your regulatory preference and tax situation.
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