LoL: Conviction vs Winthrop University (BO3) - North American Challengers League Group Stage

Platform comparison

Market context

Conviction and Winthrop University are meeting in a best-of-three League of Legends series in the North American Challengers League group stage, and in prediction-market terms a **YES** share pays out if Conviction win the match while a **NO** share pays out if Winthrop University do. The current crowd-implied price of 0% YES means the market is assigning essentially no chance to a Conviction win at the moment, so even a small shift in pre-match information could matter more than in a liquid, closely priced event.

For context, recent comparable meetings have leaned towards Conviction, with a Spring 2026 result listed as a 2–0 win for Winthrop University on Bo3.gg, while a later matchup preview from Polymarket described Conviction as the clear favourite after winning the Spring Split title and sweeping the playoff final 3–0.[1][2] That split in historical signals is useful for reading the market: past head-to-head results can matter, but roster form and the strength of the wider split often move trader expectations more than one earlier series.[2][7]

The main catalysts are straightforward: final confirmation that the series starts as scheduled, any roster or substitution news, and whether the match is postponed, abandoned, or otherwise fails to produce a winner within the settlement window. Strafe listed the fixture for 24 July, while the market rules say a cancellation, tie, or delay beyond seven days would settle at 50–50, so the real risk is not just who wins but whether the series is actually completed in time.[4][5]

Sources: 1 · 2 · 3 · 4 · 5

Methodology

This page reviews LoL: Conviction vs Winthrop University (BO3) - North American Challengers League 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 Prediction Market UK, 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

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 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.

Do I need to KYC for this market?

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