LoL: Karmine Corp vs Sentinels (BO3) - Esports World Cup Group B

Platform comparison

Market context

Karmine Corp and Sentinels are set to face off in the League of Legends Lower Bracket final at the Esports World Cup Group B, with the match scheduled to begin at 7:20AM ET today. On Polymarket, this contract is priced at 100% YES for Karmine Corp, implying the crowd views a Sentinels victory as virtually impossible. The market resolves to the winning team, with a 50-50 split only if the match is cancelled, tied, or delayed beyond seven days without a result.

Historically, such 100% pricing in esports prediction markets often precedes a mismatch where one side has already secured a dominant advantage or the opponent has suffered critical roster issues. In comparable Esports World Cup cases, conditional tokens on Polygon have resolved cleanly once the final score was confirmed, with USDC payouts executed automatically via smart contracts. However, past volatility in similar BO3 finals shows that even heavily favoured teams can falter if early-game dependencies, like draft choices or server stability, go awry.

Traders should monitor official Esports World Cup announcements for any schedule shifts or roster changes, as delays beyond the seven-day window trigger the 50-50 resolution. Recent coverage of the 2025 Esports World Cup playoffs highlighted Karmine Corp’s strong form, though Sentinels’ resilience in high-pressure matches remains a factor to watch [1]. With the settlement window closing at 17:00 UTC today, on-chain liquidity and conditional token activity will likely spike as the match approaches, reflecting real-time sentiment shifts before the final outcome is locked.

Sources: 1

Methodology

We track LoL: Karmine Corp vs Sentinels (BO3) - Esports World Cup Group B 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.

What does Polymarket cost to trade?

Polymarket itself charges 0% — the only cost is the Polygon network fee, typically under $0.01 per transaction. Off-chain venues like Kalshi or Betfair charge 2-7% commission.