Platform comparison
| Platform | YES odds | NO odds | Fee | KYC | Settlement | |
|---|---|---|---|---|---|---|
Polymarket (via Sport Prediction) Pick polygram.ink (preferred broker) |
100% | 0% | 0% (USDC on-chain) | No-KYC up to $1,500 | USDC, auto via UMA oracle | Live odds → |
Polymarket (direct) polymarket.com |
100% | 0% | 0% | Geo-blocked in US/UK/EU | USDC, on-chain | Live odds → |
Kalshi kalshi.com |
— | — | Up to 7% per trade | US-only, KYC required | USD | Live odds → |
Betfair Exchange betfair.com |
— | — | 2-5% commission | Full KYC from first trade | GBP / EUR | Live odds → |
Manifold Markets manifold.markets |
— | — | Play-money (mana) | None — play-money | Mana (no cash-out) | Live odds → |
Outcome probabilities
Current market-implied probability for each outcome, from the live order book.
| Outcome | Probability |
|---|---|
| Match Winner | 100% |
| First Blood in Game 1? | 50% |
| Both Teams Slay Baron Nashor | 50% |
| Both Teams Slay a Dragon | 50% |
| Both Teams Destroy Inhibitors | 50% |
| Any Player Quadra Kill | 50% |
| Any Player Penta Kill | 50% |
| Odd/Even Total Kills | 50% |
Market context
Karmine Corp Blue and Vitality.Bee meet in an LFL regular-season best-of-one, with the market already pricing a full Karmine Corp Blue win at 100% YES. That is a strikingly one-sided view for a fixture that has recently swung both ways: Karmine Corp Blue beat Vitality.Bee 1-0 in the LFL Spring 2026 regular season on 22 April, but Vitality.Bee had also taken earlier meetings in 2025, including a 1-0 win on 15 April and a 2-1 win in the 2025 summer stage.[4][2][12]
Recent head-to-head context suggests this is less about a fixed matchup edge and more about which side arrives in better current form. Strafe lists Karmine Corp Blue with 3 wins from their last 5 and Vitality.Bee with 2 from 5, while also noting that Vitality.Bee sit higher in its world rankings, which helps explain why pre-match sentiment could be split from the crowd-implied price.[6] Sheep Esports also reported that Karmine Corp Blue had upset a higher-seeded Vitality.Bee squad after a jungler change, a useful reminder that roster instability can matter more than name value in short BO1s.[12]
For traders, the key catalysts are confirmation that the match starts on schedule and that neither side makes late roster or role changes, because BO1 markets are especially sensitive to substitutions and standby announcements. The listed kickoff is 4:00 PM ET / 8:00 PM UTC, and if the game is delayed, abandoned, or not completed within the market’s settlement rules, the result can still resolve away from a normal winner-take-all outcome.[6][13] A final check on line-ups and match status close to start time is the most relevant live risk factor.
Methodology
Sports-specific comparison page for LoL: Karmine Corp Blue vs Vitality.Bee (BO1) - LFL Regular Season. Polymarket's live quote (Polygon order book) plus platform attributes for the three reference venues. Sports markets reward liquidity — Polymarket and Betfair are materially deeper than Kalshi or Manifold.
Resolution & payout
Sports markets typically settle on official final-whistle plus league confirmation. Polymarket uses UMA Optimistic Oracle with a source URL per contract — usually official league data feeds or ESPN/Soccerway. Two-hour dispute window, then smart-contract payout in USDC.
FAQ
- When do sports markets resolve?
- Typically within hours of the official final whistle. Polymarket uses UMA Optimistic Oracle with source URLs pointing at official league data feeds — e.g. the Premier League for EPL markets, UEFA for Champions League, FIFA for World Cup.
- Which sports markets are available?
- Football (soccer) dominates — Champions League, World Cup, Premier League, La Liga, Bundesliga — followed by NFL, NBA, tennis Grand Slams, Formula 1, boxing/MMA. Resolution via official league source confirmation.
- How fast do sports winnings settle?
- Once the official league outcome is logged in the UMA Oracle (typically 1-2 hours after the final whistle), Polymarket's smart contract triggers USDC payout. To your wallet within minutes.
- What's the difference between match odds and outright odds?
- Match odds cover a single game ("Bayern beats BVB"). Outright odds are long-term aggregates ("Bayern wins the league"). Outright markets have deeper liquidity; match markets have faster resolution.
- Can I import form data and lineups?
- This page shows the live Polymarket quote as an implied probability. Form data and lineups must be researched separately via sports data providers (e.g. Soccerway, ESPN, FBref) — we surface the market probability, not the sport analysis.
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