LoL: Cloud9 vs LYON (BO5) - LCS Playoffs

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Market context

Cloud9 face LYON in the League of Legends Championship Series upper bracket final on 7 June, with the winner advancing directly to the grand final. The best-of-five match is scheduled for 4:00 PM ET, with settlement contingent on completion by 8 June. The current 28% implied probability for Cloud9 victory reflects substantial underdog positioning relative to their opponent, suggesting market participants favour LYON's chances despite Cloud9's historical pedigree in North American competition.

Cloud9's trajectory through the 2026 LCS season provides essential context for interpreting this probability. The organisation has experienced roster volatility in recent splits, and their seeding into this upper bracket final indicates they've navigated earlier playoff rounds successfully. LYON's path to this stage, conversely, suggests they've maintained consistency through the regular season. Historical precedent shows that best-of-five formats often favour teams with superior mid-game macro execution and champion pool depth—factors that shift considerably based on patch timing and recent scrim results, neither of which are publicly available before match day.

Traders should monitor LCS official announcements regarding any schedule adjustments or technical issues that could trigger the 7-day delay clause. Recent roster changes or injury disclosures from either organisation would materially affect pre-match analysis. The settlement window's 2 June closure for betting purposes creates a hard deadline for information incorporation; any late-breaking news between that point and the 7 June fixture will remain unpriced in this market. Sportsbook lines, where available, should be cross-referenced against the 28% prediction-market figure to identify whether professional oddsmakers diverge meaningfully on this matchup.

Methodology

This page is a comparison snapshot: one live quote (Polymarket), four reference venues with their key attributes, and a single execution path — every trade button routes to Best Prediction Markets UK, which mirrors the Polymarket order book directly.

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

Where can I trade this market with the lowest fees?

On Best Prediction Markets UK, which mirrors the Polymarket order book at 0% fees. Kalshi charges up to 7% per trade; Betfair Exchange takes 2-5% commission on net winnings.

Is this market available outside the US?

Best Prediction Markets 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.

What does it cost to trade on Best Prediction Markets UK?

Zero. Best Prediction Markets UK routes every order to the live Polymarket order book; the only cost is the Polygon network fee, typically under $0.01 per transaction.

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.