Platform comparison
| Platform | YES odds | NO odds | Fee | KYC | Settlement | |
|---|---|---|---|---|---|---|
Polymarket (via Is Kalshi Legal in California) Pick polygram.ink (preferred broker) |
100% | 0% | 0% (USDC on-chain) | No-KYC up to $1,500 | USDC, auto via UMA oracle | Go to the live market → |
Polymarket (direct) polymarket.com |
100% | 0% | 0% | Geo-blocked in US/UK/EU | USDC, on-chain | Go to the live market → |
Kalshi kalshi.com |
— | — | Up to 7% per trade | US-only, KYC required | USD | Go to the live market → |
Betfair Exchange betfair.com |
— | — | 2-5% commission | Full KYC from first trade | GBP / EUR | Go to the live market → |
Manifold Markets manifold.markets |
— | — | Play-money (mana) | None — play-money | Mana (no cash-out) | Go to the live market → |
Outcome probabilities
Current market-implied probability for each outcome, from the live order book.
| Outcome | Probability |
|---|---|
| Steven Asplund vs. Guilherme Pat | 100% |
| Fight to Go the Distance? | 100% |
| O/U 0.5 Rounds | 100% |
| O/U 1.5 Rounds | 100% |
| O/U 2.5 Rounds | 100% |
| Fight won by KO/TKO? | 0% |
| Asplund to win by KO/TKO? | 0% |
| Pat to win by KO/TKO? | 0% |
| Fight won by submission? | 0% |
Market context
Steven Asplund’s heavyweight bout with Guilherme Pat is priced by the crowd as a near certainty for Asplund, but that 100% yes level sits well above the wider market. Across sportsbook and prediction-market references, Asplund has generally been a clear favourite, with lines clustering around the high-60s to mid-70s in implied win probability, which makes the current crowd price look elevated rather than merely bullish.[1][6][7]
That gap matters in context because comparable UFC fight markets often move on late weigh-in, injury, or card-placement news rather than on broad pre-fight consensus. Asplund has also been discussed as a sizeable favourite in recent MMA coverage, with one preview noting him around -298 and another flagging him as the expected winner by knockout or on points, so the main historical frame is not whether he is favoured, but whether the market is overconfident relative to standard fight volatility.[12][16] Under German GlüStV rules, accessibility may be narrower where a product is treated as gambling and local licensing or blocking standards apply; by contrast, US CFTC reach is the relevant regulatory question for any derivative-style access aimed at US users. A “no-KYC up to $1,500” limit generally means smaller users may be able to participate with lighter identity checks, but only within whatever jurisdictional and platform limits apply to this specific market.
The trader catalyst is the official UFC confirmation path: bout status, walkout order, and any late cancellation or postponement will matter more than the pre-fight chatter because the market only resolves on official UFC information. The key dependency is whether the fight takes place and is scored normally before the settlement deadline; if it is ruled a draw, no contest, not scored, cancelled, or pushed beyond 22 August 2026, it resolves 50-50 under the market rules. Current event listings still show the bout on the UFC Fight Night card, which supports live availability, but any last-minute card reshuffle would be decisive for settlement.[6][8][11]
Live Data & Statistics
Live stats load when the match begins. Current market odds are shown above. Trading volume: $744K.
Methodology
This overview of UFC Fight Night: Steven Asplund vs. Guilherme Pat (Heavyweight, Main Card) 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. Is Kalshi Legal in California 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.
- What happens during a tax audit?
- You're responsible for documenting your trades. Is Kalshi Legal in California 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.
- What if regulation changes?
- If regulation changes in your jurisdiction (e.g. prediction markets are banned), Is Kalshi Legal in California would geo-block the affected region and continue processing withdrawals. Your funds remain withdrawable at any time.
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