Platform comparison
| Platform | YES odds | NO odds | Fee | KYC | Settlement | |
|---|---|---|---|---|---|---|
Polymarket (via Kalshi Fees) Pick polygram.ink (preferred broker) |
78% | 22% | 0% (USDC on-chain) | No-KYC up to $1,500 | USDC, auto via UMA oracle | Place a position → |
Polymarket (direct) polymarket.com |
78% | 22% | 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 2 Winner | 78% |
| O/U 2.5 Games | 76% |
| Map 2 Total Rounds: Over/Under 21.5 | 50% |
| Map 3 Total Rounds: Over/Under 21.5 | 50% |
| Map Handicap: INOX (-1.5) vs Eternal Fire (+1.5) | 50% |
| Map 2 Total Rounds: Over/Under 24.5 | 50% |
| Map 2 Rounds Handicap: INOX Division (-6.5) vs Eternal Fire (+6.5) | 50% |
| Match Winner | 42% |
| Map 1 Total Rounds: Over/Under 21.5 | 10% |
| Map 1 Rounds Handicap: Eternal Fire (-3.5) vs INOX Division (+3.5) | 10% |
| Map 1 Rounds Handicap: Eternal Fire (-6.5) vs INOX Division (+6.5) | 10% |
| Map 1 Total Rounds: Over/Under 24.5 | 10% |
| Map 1 Winner | 0% |
| Map Handicap: EF (-1.5) vs INOX Division (+1.5) | 0% |
Market context
Eternal Fire’s Round of 16 meeting with INOX Division in the NODWIN Clutch Series playoffs is a best-of-three scheduled for 4 August, and the market’s 0% implied YES price leaves almost all room for a live repricing if the fixture is confirmed and starts on time.[1][3] Programmatically, that makes this a good case for a rules-first workflow: track the match state, confirm the bracket slot, and distinguish between a completed series and edge cases such as a delay, abandonment, or a no-contest, because the settlement rule can fall back to 50-50 if the game is not played or is left unresolved beyond the window.
On comparable data, Eternal Fire enters as the more established name by ranking, with GosuGamers listing them at world rank 19 versus INOX Division at 51, although other outlets show different ranking snapshots and user-vote splits that are much closer than the headline mismatch suggests.[3][6] The two sides have limited direct history in the available records, so a model would lean more on tournament context and recent form than on head-to-head priors; Strafe notes Eternal Fire have won four of their last five, while INOX Division have won three of five, and user predictions there narrowly favour INOX Division 52% to 48%.[6]
The main catalysts to watch are simple but operationally important: official start confirmation, any bracket rescheduling, and whether the series actually reaches completion, because a BO3 can still produce settlement ambiguity if play stops early.[1][13] For tooling, that means monitoring tournament pages and live-score feeds rather than relying on a single pre-match odds snapshot; Bo3.gg already flags that live statistics were unavailable for this fixture, which is exactly the sort of signal a bot or conditional-order rule should treat as a data-gap rather than a result.[2]
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.
- How does resolution work?
- Through the UMA Optimistic Oracle on Polygon: a proposer submits the outcome, a two-hour challenge window opens, and USDC payouts settle automatically once the result is final.
- 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.
Trade Counter-Strike: Eternal Fire vs INOX Division (BO3) … on Kalshi Fees
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