LoL: GIANTX vs SK Gaming (BO3) - LEC Regular Season

Platform comparison

Market context

GIANTX and SK Gaming meet in a best-of-three LEC regular-season series, and the market’s **60%** implied GIANTX probability makes them a modest favourite rather than a dominant one. That reads as a fairly narrow edge: GIANTX have taken the most recent head-to-head, winning **2-0** on 5 April 2026, which matters in a match-up that has swung back and forth over the last two years.[17][1]

The historical frame is mixed, which is why a 60/40 type price is easier to justify than a heavier favourite tag. Across the listed recent meetings, SK have held the longer-run head-to-head edge, but GIANTX have already shown they can beat this opponent cleanly in 2026, and both teams have sat around the same recent form band in comparison sets.[2][3][4] For a handicapper, the consensus is that GIANTX are the side to back, but the value case is not obvious at an inflated price; a contrarian angle is SK on the basis that the overall series history still leans their way.[2][3]

The main catalysts are simple but important: whether line-ups are unchanged, whether there are any last-minute broadcast or schedule shifts, and whether the series starts on time, because a cancellation or a non-start would push the market to 50-50 under the stated rules.[6][7] Live match pages were already active on major score trackers by early afternoon UTC, which suggests the series was expected to proceed normally, but traders still need to watch for official LEC status updates before lock.[6][7]

Sources: 1 · 2 · 3 · 4 · 5

Methodology

We track LoL: GIANTX vs SK Gaming (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 Who Will Win. 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 does Polymarket cost to trade?

Polymarket itself charges 0% — the only cost is the Polygon network fee, typically under $0.01 per transaction. Off-chain venues like Kalshi or Betfair charge 2-7% commission.

Do I need to KYC for this market?

On Polymarket directly, no — it's wallet-based. Intermediary brokers like Who Will Win trigger KYC only above $1,500 of lifetime trading volume; under that you trade pseudonymously with a single wallet address.