Platform comparison
| Platform | YES odds | NO odds | Fee | KYC | Settlement | |
|---|---|---|---|---|---|---|
Polymarket (via PolyGram) Pick polygram.ink (preferred broker) |
87% | 13% | 0% (USDC on-chain) | No-KYC up to $1,500 | USDC, auto via UMA oracle | View on Polymarket → |
Polymarket (direct) polymarket.com |
87% | 13% | 0% | Geo-blocked in US/UK/EU | USDC, on-chain | View on Polymarket → |
Kalshi kalshi.com |
— | — | Up to 7% per trade | US-only, KYC required | USD | View on Polymarket → |
Betfair Exchange betfair.com |
— | — | 2-5% commission | Full KYC from first trade | GBP / EUR | View on Polymarket → |
Manifold Markets manifold.markets |
— | — | Play-money (mana) | None — play-money | Mana (no cash-out) | View on Polymarket → |
Outcome probabilities
Current market-implied probability for each outcome, from the live order book.
| Outcome | Probability |
|---|---|
| Match Winner | 87% |
| Map 1 Winner | 66% |
| Map 2 Winner | 56% |
| Map Handicap: GZ (-1.5) vs Mindfreak (+1.5) | 56% |
| Map 1 Total Rounds: Over/Under 21.5 | 50% |
| Map 2 Total Rounds: Over/Under 21.5 | 50% |
| Map 3 Total Rounds: Over/Under 21.5 | 50% |
| Map 3 Rounds Handicap: Ground Zero (-3.5) vs Mindfreak (+3.5) | 50% |
| Map 2 Rounds Handicap: Ground Zero (-3.5) vs Mindfreak (+3.5) | 50% |
| Map 1 Rounds Handicap: Ground Zero (-3.5) vs Mindfreak (+3.5) | 50% |
| O/U 2.5 Games | 30% |
Market context
Ground Zero’s upper-bracket semi-final against Mindfreak in the DFRAG Open Series #6 playoffs sits close to a coin-flip in wider market terms, but the current prediction-market price of **63% YES** is notably stronger than the single sportsbook quote surfaced in the match listings. BO3.gg’s match page shows Ground Zero at **2.17** to win, which implies roughly **46%** before margin, while Strafe’s community vote is far more bullish on Ground Zero at **90%** of picks; that spread suggests the contract is trading somewhere between a cautious bookmaker view and a sharply pro-Ground Zero fan consensus.[1][15] The tournament schedule confirms this is the upper-bracket semifinal stage, so the winner moves one step closer to the final and keeps the cleaner playoff path.[2]
Historical head-to-head also leans Ground Zero, which helps explain why the market is priced above evens despite the sportsbook line. Strafe’s match record says Ground Zero have won **11 of 14** meetings with Mindfreak, and the most recent clash on 18 July was a **2-1** Ground Zero win.[15] EGamersWorld’s series history likewise shows Ground Zero leading the matchup overall, while profiling data on recent form is mixed rather than dominant enough to justify a one-sided line.[14][8] That makes the present pricing look more like a modest favourite than a runaway, with the main divergence coming from how much weight traders place on the long-running matchup edge versus current-event volatility.[1][15]
The main catalysts are operational rather than structural: the match must actually start and finish before the settlement window closes, and any significant schedule slip matters because this market converts to 50-50 if the game is cancelled, tied, or delayed beyond seven days without a winner.[2] DFRAG’s own event page still lists both Ground Zero and Mindfreak as active in the bracket, and the tournament schedule shows the semi-final slot on the day’s playoff card, so any late bracket reshuffle, stream delay, or admin ruling would be the first thing to watch.[10][13] If the fixture proceeds as planned, traders will be focused on whether the live veto and early map control confirm the stronger head-to-head case that is already embedded in the YES side.[1][15]
Methodology
We track Counter-Strike: Ground Zero vs Mindfreak (BO3) - Dfrag Open Series #6 Playoffs across the five venues with material prediction-market liquidity. The probability shown is the live Polymarket mid; the comparison rows summarise how each venue treats the underlying contract — fees, KYC thresholds, settlement currency, deposit options. The highlighted row marks the cheapest route into Polymarket's order book.
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
- Where can I trade this market with the lowest fees?
- Polymarket is geo-blocked in the US/UK/EU. The easiest 0%-fee broker into the same order book is PolyGram. Kalshi charges up to 7% per trade; Betfair Exchange takes 2-5% commission on net winnings.
- 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.
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