Platform comparison
| Platform | YES odds | NO odds | Fee | KYC | Settlement | |
|---|---|---|---|---|---|---|
Polymarket (via Kalshi Fees) Pick polygram.ink (preferred broker) |
100% | 0% | 0% (USDC on-chain) | No-KYC up to $1,500 | USDC, auto via UMA oracle | Place a position → |
Polymarket (direct) polymarket.com |
100% | 0% | 0% | Geo-blocked in US/UK/EU | USDC, on-chain | Place a position → |
Kalshi kalshi.com |
— | — | Up to 7% per trade | US-only, KYC required | USD | Place a position → |
Betfair Exchange betfair.com |
— | — | 2-5% commission | Full KYC from first trade | GBP / EUR | Place a position → |
Manifold Markets manifold.markets |
— | — | Play-money (mana) | None — play-money | Mana (no cash-out) | Place a position → |
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 Total Rounds: Over/Under 21.5 | 100% |
| Map 3 Total Rounds: Over/Under 21.5 | 100% |
| Map 2 Rounds Handicap: INOX Division (-3.5) vs BASEMENT BOYS (+3.5) | 100% |
| Map 1 Total Rounds: Over/Under 24.5 | 100% |
| Map 3 Total Rounds: Over/Under 18.5 | 100% |
| Map 2 Winner | 0% |
| Map Handicap: INOX (-1.5) vs BASEMENT BOYS (+1.5) | 0% |
| Map 2 Total Rounds: Over/Under 21.5 | 0% |
| Map 1 Rounds Handicap: INOX Division (-3.5) vs BASEMENT BOYS (+3.5) | 0% |
| Map 3 Rounds Handicap: INOX Division (-3.5) vs BASEMENT BOYS (+3.5) | 0% |
| Map 1 Rounds Handicap: INOX Division (-6.5) vs BASEMENT BOYS (+6.5) | 0% |
| Map 1 Total Rounds: Over/Under 30.5 | 0% |
| Map Handicap: BMB (-1.5) vs INOX Division (+1.5) | 0% |
| Map 2 Rounds Handicap: INOX Division (-6.5) vs BASEMENT BOYS (+6.5) | 0% |
| Map 2 Total Rounds: Over/Under 24.5 | 0% |
| Map 2 Rounds Handicap: INOX Division (-9.5) vs BASEMENT BOYS (+9.5) | 0% |
| Map 3 Rounds Handicap: INOX Division (-6.5) vs BASEMENT BOYS (+6.5) | 0% |
| Map 3 Total Rounds: Over/Under 24.5 | 0% |
| Map 3 Rounds Handicap: INOX Division (-9.5) vs BASEMENT BOYS (+9.5) | 0% |
| Map 3 Total Rounds: Over/Under 27.5 | 0% |
Market context
BASEMENT BOYS face INOX Division in the ESL Challenger League Europe Cup #3 Playoffs semifinal on 16 August 2026. The best-of-three match determines progression to the final of this regional Counter-Strike competition. The 100% implied probability suggests either overwhelming consensus on BASEMENT BOYS' superiority or insufficient liquidity to reflect genuine uncertainty. Settlement occurs at 19:50 UTC, allowing roughly ten hours post-match for result confirmation through official ESL channels.
Comparable ESL Challenger League semifinals have historically featured tighter odds when rosters remain stable and recent form data exists. BASEMENT BOYS' current probability reflects either documented roster advantages, recent tournament results, or head-to-head records against INOX Division. Without access to current team compositions or recent qualifier performances, traders relying on algorithmic approaches should cross-reference ESL's official standings, HLTV rating databases, and any roster changes announced within 72 hours of the match. The 100% reading warrants scepticism—markets at extremes often reflect information gaps rather than certainty.
Traders should monitor ESL's official schedule for postponement announcements, which would extend the settlement window to 30 August. Any roster changes, player substitutions, or technical issues affecting either team would surface through HLTV news feeds or team social media within 24 hours of the fixture. Conditional orders tied to match-day announcements—particularly regarding stand-ins or format changes—offer programmatic hedging. The tight settlement window (19:50 UTC on match day) requires automated result-checking against verified ESL sources rather than relying on manual confirmation.
Methodology
Methodologically we separate two layers: the live probability (Polymarket mid-price) and the platform attributes (fee, KYC, settlement currency, payment rails). That keeps the comparison honest — a single canonical probability across the row, with the venue-by-venue trade-offs spelt out in the columns next to it.
Resolution & payout
Settlement runs on-chain. Polymarket's contract logic separates YES and NO shares as conditional tokens; at resolution the winning share lifts to $1.00 and the losing one to $0. The outcome input comes from the UMA Optimistic Oracle, which secures against bad resolution with a bond + dispute window.
Once finalised, the smart contract pays USDC to the holders' wallets within minutes — no withdrawal fees beyond Polygon network gas. Kalshi settles in USD via CFTC clearance, Betfair in account currency net of commission, Manifold in play-money mana with no cash-out.
FAQ
- 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.
- How fast are USDC deposits?
- Polygon credits deposits after 12 confirmations — usually under 30 seconds. Withdrawals follow the same path and land back in your wallet within minutes.
- Do I need to KYC for this market?
- On Polymarket directly, no — it's wallet-based. Intermediary brokers like Kalshi Fees trigger KYC only above $1,500 of lifetime trading volume; under that you trade pseudonymously with a single wallet address.
- How reliable are the quoted odds?
- The YES/NO percentages are the live mid-prices of the Polymarket order book. On deep markets they move every few seconds; on thinner ones you'll see short plateaus.
Trade Counter-Strike: BASEMENT BOYS vs INOX Division (BO3)… on Kalshi Fees
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