LoL: Movistar KOI vs GIANTX (BO3) - LEC Regular Season

Platform comparison

Market context

Movistar KOI’s best-of-three with GIANTX is pricing like a clear but not overwhelming favourite, with the market sitting at 66% for a Movistar KOI win. That is a touch firmer than some bookmaker-style match lines that have treated the series as closer to even, while community and model-based pages are more supportive of KOI, often landing in the high-70s to low-80s range for a KOI win.[2][14][18]

The historical frame still points towards KOI, but not in a way that makes the current price trivial. Head-to-head data from recent comparison pages shows KOI ahead overall, including 8 wins to 4 in 12 meetings, and several previews say KOI have been the more reliable side in longer series, even when GIANTX have taken individual maps or sprung isolated upsets.[18][4][7] That makes 66% look broadly consistent with a favourite that has the better matchup record, but one whose recent form has not been spotless.[2][18]

For traders, the main catalysts are the live pre-match confirmations: final line-ups, any last-minute roster or substitute changes, and whether the series starts on schedule, since settlement shifts to 50-50 if the match is not played, tied, or delayed beyond the seven-day window. The most relevant near-term signals are the official LEC start time and broadcast readiness, plus any late team or league announcements that affect whether the BO3 is completed as scheduled.[1][12]

Sources: 1 · 2 · 3 · 4 · 5

Methodology

We track LoL: Movistar KOI vs GIANTX (BO3) - LEC Regular Season 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

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?

Polymarket is geo-blocked in the US/UK/EU. The easiest 0%-fee broker into the same order book is Best Prediction Markets. 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.

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.