Platform comparison
| Platform | YES odds | NO odds | Fee | KYC | Settlement | |
|---|---|---|---|---|---|---|
Polymarket (via Polymarket Tax UK) Pick polygram.ink (preferred broker) |
49% | 51% | 0% (USDC on-chain) | No-KYC up to $1,500 | USDC, auto via UMA oracle | Trade this market → |
Polymarket (direct) polymarket.com |
49% | 51% | 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 |
|---|---|
| Map 1 Total Rounds: Over/Under 21.5 | 49% |
| Map 2 Rounds Handicap: MOUZ (-3.5) vs Astralis (+3.5) | 49% |
| Map 3 Total Rounds: Over/Under 21.5 | 48% |
| Map 2 Total Rounds: Over/Under 21.5 | 46% |
| Map 3 Rounds Handicap: MOUZ (-3.5) vs Astralis (+3.5) | 46% |
| Map Handicap: MOUZ (-1.5) vs Astralis (+1.5) | 45% |
| O/U 2.5 Games | 43% |
| Map 1 Rounds Handicap: MOUZ (-3.5) vs Astralis (+3.5) | 43% |
| Map 1 Winner | 37% |
| Map 2 Winner | 32% |
| Match Winner | 28% |
Market context
Astralis meet MOUZ in a best-of-three in the BLAST Bounty Playoffs, with settlement tied to which side wins the match and to whether the contest is actually completed. The market’s 37% crowd-implied chance for Astralis sits below a head-to-head record that still favours Astralis overall, but recent meetings have tilted towards MOUZ, including a 2-1 win in March 2026 and a 2-0 win in August 2025. [13][3][8]
That mix matters for reading the number: older series suggest Astralis can win the matchup, but the more recent sample points to MOUZ carrying the momentum into this playoff meeting. Across published histories, the teams have met dozens of times, with Astralis holding the larger all-time edge even as MOUZ have taken several of the latest BO3s. [13][1][4]
For accessibility, a no-KYC cap of up to $1,500 means smaller-volume participation is possible without full identity verification, but that does not remove jurisdictional risk. In Germany, the GlüStV framework can affect whether prediction-market activity is treated as gambling and therefore subject to local restrictions, while US users face potential CFTC reach where event-contract rules may apply; both points matter because market access can depend on where the bettor is located, not just on the event itself. The practical catalysts are straightforward: final line-up confirmation, any schedule change before the 19:30 UTC settlement window, and whether BLAST issues a postponement, forfeit, or cancellation notice, since those outcomes can force the market away from a simple match-winner resolution.
Methodology
This overview of Counter-Strike: Astralis vs MOUZ (BO3) - BLAST Bounty Playoffs 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.
FAQ
- 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.
- How are winnings taxed?
- Tax treatment varies by jurisdiction. In most countries, prediction market gains are treated as ordinary income or capital gains. We cannot provide tax advice — consult a tax professional for your specific situation.
- Can I trade anonymously?
- Pseudonymously, yes — up to the KYC threshold. Polymarket Tax UK stores an email address and wallet addresses rather than a legal name. Over $1,500 lifetime volume triggers KYC, after which identity is no longer anonymous.
- What happens during a tax audit?
- You're responsible for documenting your trades. Polymarket Tax UK exports a full transaction history (CSV/PDF) for tax reporting. In an audit you'll need to present these documents.
- Are prediction markets gambling?
- Legally unclear in most jurisdictions. Some interpretations classify them as wagering (gambling regulation applies), others as derivatives (financial regulation applies). There's no global precedent specifically for on-chain prediction markets.
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