SE Palmeiras vs. Club Cerro Porteño

Platform comparison

Active sub-markets

Market context

Palmeiras were due to face Club Cerro Porteño in Copa Libertadores group play, with the market resolving on whether Palmeiras won inside the scheduled match window. A 0% crowd-implied YES on a straightforward win market usually means the crowd has priced the contract as effectively dead, often because the game has already been played, the window has closed, or the listing has been misread by retail flow. For a programmatic trader, that is the first thing to verify: match status, fixture time, and whether any settlement condition has already been triggered by an earlier result or an abandoned listing.

The historical frame points one way. Palmeiras have dominated the head-to-head over the longer sample, with AiScore listing 6 wins, 3 draws and 2 defeats across 11 meetings, and FotMob noting they have not lost to Cerro Porteño in seven straight meetings. The more recent comparable result was a 1-1 draw on 29 April 2026, which reinforces that Cerro Porteño can keep the scoreline tight even when the Brazilian side are favoured. In a market-monitoring workflow, that sort of data would typically feed a model as prior strength, then be adjusted for venue, rotation and whether Palmeiras were likely to protect qualification rather than chase margin.

For live catalysts, traders should watch official team news, travel and recovery schedules, and any Libertadores registration or suspension updates before kick-off. ESPN’s match page for the 29 April meeting shows both sides clustered tightly in the group table around that point, which matters because group position can change urgency, substitution patterns and late-game risk appetite. If you are automating decisions, the practical checks are simple: confirm line-ups when published, scrape the competition status feed for postponement or rescheduling, and compare the market timestamp against the settlement window, since a stale yes/no contract can trade purely on operational uncertainty rather than football edge.

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Methodology

This page is a comparison snapshot: one live quote (Polymarket), four reference venues with their key attributes, and a single execution path — every trade button routes to PolyGram, which mirrors the Polymarket order book directly.

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?

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.

Do I need to KYC for this market?

Not under $1,500 of lifetime trading volume. Above that threshold, PolyGram triggers a quick verification flow that finishes in minutes.