LoL: G2 Esports vs Movistar KOI (BO5) - LEC Playoffs

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Market context

G2 Esports and Movistar KOI meet in the LEC Upper bracket final on 25 May, a best-of-five clash that will determine which team advances directly to the grand final. The 50-50 crowd probability reflects genuine uncertainty between two of Europe's strongest rosters heading into the decisive playoff stage.

G2 have historically dominated LEC regular seasons and playoffs, winning the league four times since 2019, though their recent form has been inconsistent. Movistar KOI emerged as a genuine contender last year and have maintained competitive roster continuity, with their mid-lane and bot-lane pairings proving reliable in high-pressure matches. Head-to-head records during the 2025 regular season favour neither team decisively—both took games off each other, suggesting the matchup hinges on form and preparation rather than structural superiority. When evenly matched teams meet in best-of-five formats, the team with superior mid-game macro and teamfight execution typically prevails; G2's experience in these moments has historically been an edge, though Movistar KOI's cohesion has narrowed that gap considerably.

Traders should monitor roster health and any last-minute coaching adjustments announced before the 11:00 AM ET start. Recent LEC broadcasts have highlighted both teams' champion pool flexibility and warding discipline as differentiators. The settlement window closes at 21:00 UTC on 25 May, allowing roughly ten hours for the match to complete; delays beyond that trigger the 50-50 resolution clause. Current pricing at even odds leaves little margin for error, making this a true toss-up unless fresh information emerges about player availability or strategic preparation in the 48 hours preceding the fixture.

Methodology

This page reviews LoL: G2 Esports vs Movistar KOI (BO5) - LEC 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 PolyGram — the application we operate, where you trade directly against the Polymarket order book at 0% fees.

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?

On PolyGram, 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 PolyGram?

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

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.