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Trade: Casa Pia AC vs. CD Tondela - More Markets

Opened · Settles

Resolution criteria on PolyGram: More markets for the Primeira Liga game, scheduled for May 3 at 10:30 AM ET.

PolyGram is an on-chain prediction market where you trade YES or NO outcome shares with real USDC on Polygon. For this market, buy YES if you believe the event will happen, or NO if you think it won't. Your maximum loss is your stake — winning shares pay $1.00 each at resolution. Unlike sportsbooks, there is no house edge: prices are set by supply and demand from other traders and reflect the crowd's real-time probability.

Liquidity
Total Volume
$20K
24h Volume
Open Interest
$18K
Trade this market on PolyGram →

Market outcomes

Casa Pia AC (-1.5) 0% YES100% NO
CD Tondela (-1.5) 0% YES100% NO
Casa Pia AC (-2.5) 0% YES100% NO
CD Tondela (-2.5) 0% YES100% NO
O/U 1.5 0% YES100% NO
O/U 2.5 0% YES100% NO
O/U 3.5 0% YES100% NO
O/U 4.5 0% YES100% NO

Market context

Casa Pia AC will face CD Tondela in a Primeira Liga fixture on 3 May 2026, with kick-off scheduled for 10:30 AM ET. The current order book on Polymarket shows a 0% implied probability for the "More Markets" outcome, indicating either negligible trading activity or a consensus that additional market contracts for this match are unlikely to be listed before the settlement window closes on 3 May at 14:30 UTC.

The 0% reading reflects the compressed timeframe between now and settlement. Polymarket's order book depth for niche sports markets typically thins considerably when settlement approaches within weeks rather than months. Historical patterns show that secondary market contracts for individual matches—particularly those involving Portuguese league fixtures with limited international attention—rarely materialise unless there is substantial early demand or promotional activity from the platform. The absence of any bid-ask spread suggests traders have not yet positioned themselves around this outcome.

Traders monitoring this market should track whether Polymarket announces additional Primeira Liga markets in the coming weeks, as platform expansion decisions often cluster around major fixtures or seasonal milestones. Casa Pia and Tondela's final league positioning and any injury announcements closer to match day could influence whether the platform deems supplementary markets commercially viable. Settlement hinges on whether any new markets for this specific fixture are created and listed before the 14:30 UTC deadline on 3 May.

Wikipedia Context

  • Casa Pia
    Casa Pia

    The Casa Pia is a Portuguese institution founded by Maria I, known as A Pia, and organized by Police Intendant Pina Manique in 1780, following the social disarray of the 1755 Lisbon earthquake. For almost three centuries, thousands of young boys and girls were raised by Casa Pia, including many public personalities, called casapianos. Casa Pia is Portugal's

  • Casa Pia A.C.
    Casa Pia A.C.

    Casa Pia Atlético Clube, commonly known as Casa Pia, is a Portuguese multi-sports club founded in 1920 and based in Lisbon, Portugal, best known for its professional football team, that competes in the Primeira Liga. The club is named after Casa Pia, a Portuguese children's charity, and many of its athletes come from that institution. Its football stadium is

  • Casa Pia child sexual abuse scandal

    The Casa Pia child sexual abuse scandal was a case of child sexual abuses involving a number of children and employees at Casa Pia, a Portuguese state-run institution for the education and support of poor children and under-age orphans. One employee of the institution, which at the time comprised 10 orphanages and schools caring for 4,600 children, ran a mal

  • Casa Pia and College of the Orphans of Saint Joachim
    Casa Pia and College of the Orphans of Saint Joachim

    Casa Pia and College of the Orphans of Saint Joachim is a Roman Catholic church, school, and orphanage in Salvador, Bahia, Brazil. It was constructed as a Jesuit novitiate in the early 18th century. After the expulsion of the Jesuits from Brazil in 1759 the complex became an orphanage. The now complex now consists of a secondary school, chapel, and orphanage

Resolution source

This market settles from the official outcome published at https://www.ligaportugal.pt/. A proposer submits the final result to the UMA optimistic oracle on Polygon; the two-hour dispute window closes and payouts clear in USDC.

How to trade this market step by step

The mechanics for trading "Casa Pia AC vs. CD Tondela - More Markets" are the same as any other PolyGram sporting event contract. Each YES share resolves to $1 if the event happens, or $0 if it doesn't. The current price between 0¢ and 100¢ is the market's probability estimate, set live by the order book.

  1. Sign in on polygram.ink with your email — no full KYC under $1,500 lifetime trading volume.
  2. Deposit USDC on Polygon (lowest fees, ~$0.01 per transaction) or Ethereum. Funds credit after 12 confirmations.
  3. Pick a side. Buy YES if you believe the event will happen; buy NO if you think it won't. The current YES price reflects the market's collective probability.
  4. Size your position. If you stake 100 USDC at 50% YES, you'll receive shares that pay $200 if YES resolves true — a 100% gross return. If NO resolves, your shares are worth $0.
  5. Set risk controls (optional). Stop-loss, take-profit, and limit-order types all supported. Use the trade ticket's slippage box to cap your maximum entry price.
  6. Wait for resolution. When the event resolves on-chain via the UMA optimistic oracle, the winning side settles to 100¢ automatically and USDC hits your balance within seconds. Withdrawable to any wallet you control.

How active is this market?

$20K in lifetime turnover and $0 of resting liquidity puts this market in the around the median by volume for sports contracts on PolyGram. Order-book depth is thin — large orders may need to be split across the book or executed as limit orders.

The market has been open for under a month — fresh enough that information asymmetry remains a real factor.

Higher-volume markets tend to have tighter spreads and faster price discovery — meaning the displayed YES/NO percentages are more likely to reflect the true crowd-implied probability rather than a single trader's directional view.

Key terms

YES / NO share
A binary outcome token that pays $1.00 if the underlying claim resolves true (YES) or false (NO), and $0 otherwise. The market price between 0¢ and 100¢ is the implied probability.
CLOB
Central limit order book. The matching engine that pairs YES buyers with NO buyers (effectively the same trade). Polymarket's CLOB on Polygon executes trades on-chain via the conditional-tokens framework.
Liquidity
USDC capital sitting in resting limit orders inside the order book. Deeper liquidity means smaller slippage on large trades and a tighter bid-ask spread.
UMA optimistic oracle
The on-chain dispute system that settles each Polymarket market. A proposer submits the outcome, a two-hour challenge window opens, and unchallenged proposals finalise the resolution.
Slippage
The difference between the displayed mid-price and your fill price. Affects market orders most; limit orders avoid slippage but may take time to fill.
Conditional token
ERC-1155 outcome share issued by Gnosis Conditional Tokens on Polygon. The token type that resolves to $1.00 or $0.00 at settlement.

See the full prediction-market glossary →

Frequently asked questions

How does this market resolve?

Resolution is sourced from https://www.ligaportugal.pt/. Settlement is executed by the UMA optimistic oracle on Polygon, with a 2-hour dispute window before payouts clear.

When does this market close?

This prediction market is scheduled to close on 3 May 2026. After the resolving event occurs, settlement typically clears within 24 hours once the UMA optimistic oracle confirms the outcome. All payouts are in USDC on the Polygon network.

How can I trade on "Casa Pia AC vs. CD Tondela - More Markets"?

To trade on this prediction market, create a free PolyGram account at polygram.ink, deposit USDC via Polygon, and place a YES or NO order on the outcome you believe in. You can learn more on our how-it-works page. Your maximum loss is limited to your stake — there is no leverage or margin.

What happens when the market resolves?

When the outcome is determined, winning YES shares pay out $1.00 each in USDC, while losing shares pay $0. Settlement is handled by the UMA optimistic oracle on Polygon — a proposer submits the result, a two-hour dispute window opens, and if uncontested, payouts are distributed automatically. You can withdraw your winnings to any Polygon wallet.

Risk and regulatory note

Prediction-market positions can lose 100% of staked capital. Outcomes are uncertain by definition — historical accuracy of crowd-implied probabilities is high in aggregate but not for any single market. PolyGram does not provide investment advice. Trade only with capital you can afford to lose.

Regulatory status varies by jurisdiction. Germany, the United States, and most EU countries treat Polymarket-style event contracts under one of three frameworks: financial derivative, gambling product, or unregulated novel asset. Consult local counsel before trading.

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