LoL: Cloud9 vs LYON (BO5) - LCS Playoffs

Platform comparison

Active sub-markets

Market context

Cloud9 face LYON in the LCS Upper Bracket Final on 7 June, a best-of-five clash that will determine which team advances directly to the Grand Final. The 28% implied probability for Cloud9 victory reflects market confidence in LYON as favourites, though the matchup remains competitive within the North American league's playoff structure. This represents a significant swing from pre-season expectations, where Cloud9 entered as a stronger institutional favourite.

LYON's recent form has driven the probability shift. The team advanced through the Lower Bracket with decisive performances, demonstrating improved macro play and team cohesion that contrasts with Cloud9's more inconsistent regular season. Historical LCS Upper Bracket Finals show that teams arriving from the Lower Bracket often carry momentum advantages—their recent match volume and adaptation cycles frequently outweigh the structural advantage of the Upper Bracket path. Cloud9's last five matches included mixed results against comparable opposition, whilst LYON has won four consecutive playoff games.

Traders should monitor roster confirmations through 6 June, as any last-minute substitutions or player availability issues could shift the technical balance. The match begins at 21:00 UTC on 7 June; schedule delays are uncommon in LCS playoffs but would trigger the 50-50 resolution clause if extended beyond 7 June without completion. Watch for pre-match analyst consensus shifts on champion pools and draft flexibility, particularly around LYON's demonstrated comfort on scaling compositions versus Cloud9's historical preference for early-game pressure.

Methodology

We track LoL: Cloud9 vs LYON (BO5) - LCS 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

Where can I trade this market with the lowest fees?

On Prediction Today, 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.

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 Prediction Today?

Zero. Prediction Today 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, Prediction Today triggers a quick verification flow that finishes in minutes.