LoL: CTBC Flying Oyster vs Ground Zero Gaming (BO5) - LCP Group Stage

Platform comparison

Market context

CTBC Flying Oyster’s BO5 against Ground Zero Gaming in the LCP Group Stage is trading against a market that is currently at **0% YES**, even though outside pricing and historical results point to a far more balanced contest. Polymarket’s own page shows a live split of roughly **33% CTBC Flying Oyster** and **68% Ground Zero Gaming**, while a separate bookmaker feed lists CFO at **1.62** and Ground Zero at **2.15**, which implies CFO is still the marginal favourite on that book.[4][9] That gap matters because the same pairing has produced mixed signals before: Ground Zero beat CFO **3-1** in the LCP playoffs earlier in 2026, but CFO won their May meeting **2-0**, and head-to-head records on tracking sites are close enough to support a volatile match line rather than a one-sided view.[1][8][11]

For traders, the main catalysts are lineup confirmation, start-time integrity, and whether the series is actually contested as scheduled. Sofascore lists the match for **9 August 2026 at 09:00 UTC** and shows it in progress, which makes any stale market price especially sensitive to live administrative changes or a completed result feed.[2] Analyst-style consensus is also not uniform: Strafe users have CFO at **87.3%**, while bookmaker-style odds and Polymarket’s implied prices sit much closer to a coin-flip with a Ground Zero lean, so this contract is best read as a cross-platform divergence rather than a clean consensus.[11][4][9] If the series were delayed, abandoned, or never completed within the settlement window, the market’s 50-50 fallback would become the key risk factor rather than pure team strength.

Sources: 1 · 2 · 3 · 4 · 5

Methodology

This page reviews LoL: CTBC Flying Oyster vs Ground Zero Gaming (BO5) - LCP Group Stage across five venues. The live probability is the Polymarket mid-price, sourced directly from the on-chain Polygon order book; the comparison columns benchmark each venue on fee structure, KYC, settlement currency and payment rails. Every CTA routes to Kalshi vs Polymarket, which mirrors 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

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 Kalshi vs Polymarket. 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 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.

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.

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.