Platform comparison
| Platform | YES odds | NO odds | Fee | KYC | Settlement | |
|---|---|---|---|---|---|---|
Polymarket UK Pick polygram.ink |
65% | 35% | 0% (USDC on-chain) | No-KYC up to $1,500 | USDC, auto via UMA oracle | Open on Polymarket UK → |
Polymarket polymarket.com |
65% | 35% | 0% | Geo-blocked in US/UK/EU | USDC, on-chain | Open on Polymarket UK → |
Kalshi kalshi.com |
— | — | Up to 7% per trade | US-only, KYC required | USD | Open on Polymarket UK → |
Betfair Exchange betfair.com |
— | — | 2-5% commission | Full KYC from first trade | GBP / EUR | Open on Polymarket UK → |
Manifold Markets manifold.markets |
— | — | Play-money (mana) | None — play-money | Mana (no cash-out) | Open on Polymarket UK → |
Live odds for Polymarket-based markets come from the Polygon order book. Non-Polymarket venues show attributes only; clicking any row opens the market on Polymarket UK.
Active sub-markets
| Match Winner | 65% Aurora Gaming | 36% Monte |
| O/U 2.5 Games | 46% Over | 55% Under |
| Map Handicap: AUR (-1.5) vs Monte (+1.5) | 37% Aurora Gaming | 64% Monte |
| Map 1 Total Rounds: Over/Under 21.5 | 50% Over | 51% Under |
| Map 1 Rounds Handicap: Aurora Gaming (-3.5) vs Monte (+3.5) | 39% Aurora Gaming | 62% Monte |
| Map 2 Total Rounds: Over/Under 21.5 | 50% Over | 51% Under |
Market context
Aurora Gaming and Monte will contest a Counter-Strike best-of-three match at IEM Cologne Major Stage 3 on 11 June, with the conditional token currently pricing Aurora's victory at 65% on Polymarket. The match represents a Round 1 elimination fixture where the loser departs the tournament, making it a high-stakes encounter despite both teams' relative positioning within the competitive circuit. Settlement hinges on a definitive result by 18 June; if the match is cancelled, delayed beyond that window without completion, or ends in a draw, the USDC-denominated contract resolves 50-50 across both conditional token pools on Polygon.
Aurora Gaming has historically occupied a mid-tier position within the European Counter-Strike landscape, whilst Monte represents a roster with inconsistent LAN performance. The 65% probability reflects Aurora's marginal structural advantage rather than overwhelming dominance—comparable recent majors show teams at this competitive tier often produce tight matches where map veto, tactical preparation, and individual form on the day determine outcomes. Neither side commands the institutional resources or recent trophy records that would justify substantially higher confidence intervals.
Traders should monitor roster confirmations and any last-minute lineup changes through to the match start, as IEM Cologne occasionally sees substitutions announced within 48 hours of play. Schedule adherence at major tournaments has been reliable in 2025, reducing the tail risk of the seven-day delay clause. Map pool composition and recent scrim results, typically discussed in team Discord channels and esports news outlets, will signal preparation quality in the days preceding 11 June.
Methodology
We track Counter-Strike: Aurora Gaming vs Monte (BO3) - IEM Cologne Major Stage 3 on the five venues with material liquidity for prediction markets. Live odds come from the Polymarket Polygon order book — the only source that ships real-time data under an open licence. For Kalshi, Betfair and Manifold we list platform attributes (fee, KYC, settlement, payment) instead of fabricated odds, because their APIs use non-comparable contract definitions.
Resolution & payout
Polymarket-based markets settle through the UMA Optimistic Oracle on Polygon. A proposer submits the outcome, a two-hour challenge window opens, and unchallenged proposals finalise the resolution. Payouts settle automatically in USDC the moment the result is final — no bookmaker, no delay.
Kalshi-based markets settle in USD via the CFTC-regulated clearinghouse. Betfair Exchange settles in GBP/EUR net of commission. Manifold is play-money and does not pay out real funds.
FAQ
- 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.
- What does it cost to trade on Polymarket UK?
- Zero. Polymarket UK routes every order to the live Polymarket order book; the only cost is the Polygon network fee, typically under $0.01 per transaction.
- Do I need to KYC for this market?
- Not under $1,500 of lifetime trading volume. Above that threshold, Polymarket UK triggers a quick verification flow that finishes in minutes.
- 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.
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