CD Castellón vs. SD Eibar

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Market context

A La Liga 2 fixture between CD Castellón and SD Eibar is scheduled for Sunday, 31 May 2026. The market currently reflects 100% implied probability, suggesting traders view the match as certain to occur as scheduled. Settlement closes at 16:30 UTC on that date, establishing a hard deadline for resolution.

Castellón and Eibar occupy different positions within Spain's second tier. Eibar, relegated from La Liga in 2023, has established itself as a promotion contender in La Liga 2, whilst Castellón has competed in the division for several seasons without sustained playoff campaigns. Historical precedent shows that late-season fixtures between established second-tier sides rarely face cancellation; administrative or weather-related postponements in Spanish football typically occur only under exceptional circumstances. The 100% probability reflects standard fixture stability rather than any exceptional confidence in either team's performance.

Traders should monitor official La Liga 2 fixture schedules and any announcements from the Spanish Football Federation (RFEF) regarding May 2026 scheduling. Potential catalysts include stadium availability disputes, administrative sanctions affecting either club, or severe weather warnings issued closer to the date. Recent precedent from Spanish football suggests fixture integrity remains high through the final matchday, though injury crises or unforeseen administrative issues could theoretically trigger postponement. The settlement window's specificity—ending at 16:30 UTC—indicates the market requires match completion or official postponement confirmation by that timestamp.

Methodology

This page tracks CD Castellón vs. SD Eibar across four political prediction venues. Live odds come from the Polymarket order book (the deepest political prediction-market book). Kalshi is the CFTC-regulated US alternative, Betfair the established UK sports-exchange with politics markets, Manifold the open play-money variant. Trump Prediction routes every trade through to Polymarket — at 0% fees.

Resolution & payout

For political markets the resolution source is decisive. Polymarket defines a concrete source per contract (e.g. AP, Reuters, official electoral commission) and uses the UMA Optimistic Oracle as the on-chain dispute mechanism. With a clearly defined outcome the USDC payout lands within minutes of the final confirmation.

FAQ

Is this market available outside the US?

Trump Prediction is available in most jurisdictions where Polymarket isn't directly accessible. Polymarket itself is geo-blocked in the US/UK/EU. Always check local regulations.

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 Trump Prediction?

Zero. Trump Prediction routes every order to the live Polymarket order book; the only cost is the Polygon network fee, typically under $0.01 per transaction.

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.