Platform comparison
| Platform | YES odds | NO odds | Fee | KYC | Settlement | |
|---|---|---|---|---|---|---|
Polymarket (via BTC Prediction) Pick polygram.ink (preferred broker) |
100% | 0% | 0% (USDC on-chain) | No-KYC up to $1,500 | USDC, auto via UMA oracle | Open live market → |
Polymarket (direct) polymarket.com |
100% | 0% | 0% | Geo-blocked in US/UK/EU | USDC, on-chain | Open live market → |
Kalshi kalshi.com |
— | — | Up to 7% per trade | US-only, KYC required | USD | Open live market → |
Betfair Exchange betfair.com |
— | — | 2-5% commission | Full KYC from first trade | GBP / EUR | Open live market → |
Manifold Markets manifold.markets |
— | — | Play-money (mana) | None — play-money | Mana (no cash-out) | Open live market → |
Outcome probabilities
Current market-implied probability for each outcome, from the live order book.
| Outcome | Probability |
|---|---|
| Map 1 Winner | 100% |
| Match Winner | 100% |
| O/U 2.5 Games | 100% |
| Map 1 Rounds Handicap: SPARTA (-3.5) vs SAW Youngsters (+3.5) | 100% |
| Map 2 Total Rounds: Over/Under 21.5 | 100% |
| Map 3 Total Rounds: Over/Under 21.5 | 100% |
| Map 1 Total Rounds: Over/Under 18.5 | 100% |
| Map 1 Rounds Handicap: SPARTA (-6.5) vs SAW Youngsters (+6.5) | 100% |
| Map 2 Rounds Handicap: SAW Youngsters (-3.5) vs SPARTA (+3.5) | 100% |
| Map 2 Winner | 0% |
| Map Handicap: SPARTA (-1.5) vs SAW Youngsters (+1.5) | 0% |
| Map 1 Total Rounds: Over/Under 21.5 | 0% |
| Map 2 Rounds Handicap: SPARTA (-3.5) vs SAW Youngsters (+3.5) | 0% |
| Map 3 Rounds Handicap: SPARTA (-3.5) vs SAW Youngsters (+3.5) | 0% |
| Map 1 Total Rounds: Over/Under 24.5 | 0% |
| Map 1 Rounds Handicap: SPARTA (-9.5) vs SAW Youngsters (+9.5) | 0% |
| Map 2 Total Rounds: Over/Under 24.5 | 0% |
| Map 2 Rounds Handicap: SPARTA (-6.5) vs SAW Youngsters (+6.5) | 0% |
| Map 3 Total Rounds: Over/Under 24.5 | 0% |
| Map 3 Rounds Handicap: SPARTA (-9.5) vs SAW Youngsters (+9.5) | 0% |
Market context
SPARTA and SAW Youngsters are meeting in a best-of-three group-stage match at CCT Europe Series #5, with the market already pricing a full **SPARTA** win at **100% YES**. Live match pages list the fixture on 22 July and show SPARTA ahead on the scoreboard feed, which is consistent with a near-certain resolution for the YES side if the result is officially recorded before the settlement window closes.[1][2]
That kind of pricing is much stronger than typical pre-match estimates in comparable CS2 markets. One modelled preview put SPARTA at only **52%** to win, while bookmakers were roughly **74% vs 26%** in SPARTA’s favour, which highlights how far the market has moved away from a normal pre-game distribution.[2] Another preview source leaned the other way on map scorelines, even while still expecting a close series, which makes a 100% crowd price look more like an in-play or post-result state than a balanced pre-match view.[3]
The main catalysts are operational rather than analytical: official match confirmation, whether the BO3 is completed inside the settlement window, and whether the event organiser records a decisive winner rather than a cancellation or delay. Because the contract resolves to 50-50 if the match is not played, tied, or left undecided after seven days, traders usually watch the event schedule and bracket status closely, especially if the series is affected by server issues or admin rulings.[4] On a broader crypto desk, BTC and ETH conditions matter mainly through risk appetite; if spot volatility is high or funding is dislocated, small-cap prediction market prices can gap quickly even when the esports event itself is unchanged.
Methodology
Methodologically this overview focuses on on-chain pricing: Polymarket's live mid comes from the Polygon conditional-token order book and settles automatically in USDC. The other three venues — Kalshi, Betfair, Manifold — sit alongside as off-chain reference points so you can see how the contract translates across regulatory and settlement regimes.
Resolution & payout
Settlement is on-chain via UMA Optimistic Oracle. A proposer posts the outcome with a bond, a two-hour dispute window opens, then the smart contract lifts winning conditional tokens to 1 USDC and sends payments to holders' wallets automatically. No withdrawal fees beyond Polygon gas.
Off-chain venues (Kalshi, Betfair, Smarkets) settle in local fiat through bank-side clearing — faster than SWIFT, slower than on-chain. Manifold pays no real cash.
FAQ
- Why USDC and not ETH or USDT?
- USDC is the Polygon standard — audited reserves (Circle, monthly attestation), deepest order book, low gas costs. ETH volatility would distort probability quotes; USDT has thinner Polygon liquidity than USDC.
- What does a transaction cost on Polygon?
- Polygon gas is typically under $0.01 per transaction. A full trade cycle (Approve + Order + Fill) totals around $0.03 — compared to $5-50 on Ethereum mainnet.
- Can I use Bitcoin directly?
- No, Polymarket operates exclusively in USDC on Polygon. You can bridge BTC to USDC via an exchange or bridge service and deposit on Polygon — typically 10-30 minutes processing time.
- How volatile are crypto prediction markets?
- Crypto markets react to spot prices — a 5% BTC move typically shifts a "BTC above X by date" market 10-20%. Polymarket crypto market liquidity is usually six-figure USD, sufficient for active trading.
- Are crypto prediction markets taxable in the US?
- In the US, prediction market gains are typically treated as ordinary income or short-term capital gains depending on holding period. Consult a tax professional for your specific situation — we cannot provide tax advice.
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