LoL: Cloud9 vs LYON (BO5) - LCS Playoffs

Platform comparison

Active sub-markets

Market context

Cloud9 face LYON in the LCS Playoffs upper bracket final, a best-of-five match scheduled for 7 June at 4:00 PM ET. The crowd-implied probability of 28% for Cloud9 victory reflects their underdog status despite competing in North America's premier league. LYON, representing the emerging LCS challenger circuit, have demonstrated sufficient strength to reach this stage, though their path to the final and recent form against established rosters will determine whether the current odds fairly price their chances.

Cloud9's historical performance in LCS playoffs provides context for evaluating this 28% probability. The organisation has won multiple LCS titles and regularly reaches deep playoff runs, though recent seasons have seen inconsistent results against top-tier competition. LYON's ascent to the upper bracket final represents a significant achievement for a challenger-circuit team, but LCS history shows mixed results when such rosters face established organisations in high-stakes matches. The 28% probability suggests the market views Cloud9 as genuine underdogs, which may reflect either recent roster changes, form dips, or LYON's demonstrated strength rather than structural disadvantage.

Traders should monitor roster confirmations and any last-minute substitutions before the 7 June fixture, as player availability directly impacts match outcomes in competitive League of Legends. Patch changes deployed in the weeks preceding playoffs can shift meta-game advantages between teams with different champion pools and playstyles. The settlement window extends to 8 June at 02:00 UTC, allowing a full day beyond the scheduled match time for completion, though delays beyond seven days would trigger the 50-50 resolution clause.

Methodology

This page reviews LoL: Cloud9 vs LYON (BO5) - LCS Playoffs across five venues. We show live odds for Polymarket-based markets (sourced from the Polygon order book); for other venues we list platform attributes, since the comparable contracts are not exposed via a public API on every venue. Every CTA points at Who Will Win — the application we operate, where you trade directly against the Polymarket order book at 0% fees.

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

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 Who Will Win?

Zero. Who Will Win 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.

Do I need to KYC for this market?

Not under $1,500 of lifetime trading volume. Above that threshold, Who Will Win triggers a quick verification flow that finishes in 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.