Platform comparison
| Platform | YES odds | NO odds | Fee | KYC | Settlement | |
|---|---|---|---|---|---|---|
Kalshi UK Pick polygram.ink |
0% | 100% | 0% (USDC on-chain) | No-KYC up to $1,500 | USDC, auto via UMA oracle | Open on Kalshi UK → |
Polymarket polymarket.com |
0% | 100% | 0% | Geo-blocked in US/UK/EU | USDC, on-chain | Open on Kalshi UK → |
Kalshi kalshi.com |
— | — | Up to 7% per trade | US-only, KYC required | USD | Open on Kalshi UK → |
Betfair Exchange betfair.com |
— | — | 2-5% commission | Full KYC from first trade | GBP / EUR | Open on Kalshi UK → |
Manifold Markets manifold.markets |
— | — | Play-money (mana) | None — play-money | Mana (no cash-out) | Open on Kalshi 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 Kalshi UK.
Active sub-markets
| Map Handicap: 9z (-1.5) vs Heroic (+1.5) | 0% YES | 100% NO |
| Odd/Even Total Kills | 0% YES | 100% NO |
| Odd/Even Total Rounds | 0% YES | 100% NO |
| Odd/Even Total Kills | 100% YES | 0% NO |
| Odd/Even Total Rounds | 0% YES | 100% NO |
| Odd/Even Total Kills | 0% YES | 100% NO |
Market context
The Stake Ranked Episode 2 Playoffs lower bracket will see 9z face Heroic in a best-of-three match on 28 May at 08:30 ET. Polymarket currently prices 9z's victory at 39% (USDC on Polygon), implying Heroic as favourites at 61%. The match determines progression in a regional competitive Counter-Strike circuit; elimination stakes are high for whichever team loses this round.
Heroic's recent form provides the baseline for reading this probability. The Danish organisation has maintained top-tier roster stability and consistently qualified for major tournaments throughout 2024 and early 2025, though they've experienced inconsistent placements at tier-one events. 9z, the Argentine squad, operates at a lower competitive tier and has historically struggled against European opposition of Heroic's calibre. Direct head-to-head records between these teams are sparse, but regional performance gaps—European teams typically dominate South American sides in online and LAN environments—anchor the current odds.
Traders should monitor roster confirmations and any last-minute substitutions announced before the 08:30 ET start time, as Counter-Strike matches occasionally feature stand-in players that materially affect competitive balance. Map pool selections, typically announced 24 hours prior, will signal strategic preparation levels. Server stability and scheduling adherence matter operationally; the 7-day delay clause in the settlement terms creates a tail risk if technical issues postpone resolution. Recent Stake Ranked coverage from esports news outlets confirms the tournament is proceeding on schedule with no reported complications affecting fixture integrity.
Methodology
We track Counter-Strike: 9z vs Heroic (BO3) - Stake Ranked Episode 2 Playoffs 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
At resolution the UMA oracle takes over: a proposer posts the outcome with a bond, any token holder can dispute within two hours. Without dispute the result is accepted and the smart contract distributes USDC instantly.
On Kalshi (CFTC-regulated) resolution runs through their in-house clearing engine in USD. Betfair Exchange settles after match end in the account's local currency. Manifold pays no cash — only its in-platform "mana" currency.
FAQ
- Is this market available outside the US?
- Kalshi UK is available in most jurisdictions where Polymarket isn't directly accessible. Polymarket itself is geo-blocked in the US/UK/EU. Always check local regulations.
- 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.
- 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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