MLB: NL Comeback Player of the Year

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Active sub-markets

Market context

The MLB Comeback Player of the Year award recognises a player who has returned to competitive form following injury, illness, or significant performance decline during the previous season. The National League honour is voted on by a panel of baseball writers and broadcasters, with the winner typically announced in November following the conclusion of the regular season. The 12% implied probability reflects substantial uncertainty about which players will qualify as genuine comebacks during the 2026 campaign, given that candidacy depends on circumstances that have not yet materialised.

Historical voting patterns show the award gravitates towards players with either dramatic return-from-injury narratives or those who have missed entire seasons. Notable recent recipients include Bryce Harper (2019) and Clayton Kershaw (2020), both of whom had suffered significant injuries limiting their previous-year availability. The award's subjective nature—requiring voters to assess both the degree of adversity overcome and the quality of statistical performance—creates volatility in prediction markets. Players who miss substantial time due to Tommy John surgery or major joint reconstruction typically command stronger candidacy than those dealing with minor injuries or brief slumps.

Traders should monitor spring training reports and pre-season injury announcements beginning in February 2026, as these will establish which established players are returning from significant absences. Roster moves and free-agent signings of previously injured veterans will shape the field of potential candidates. The voting announcement typically occurs in early November 2026, with the award winner confirmed before the World Series concludes. Early-season performance data from April through June will prove critical in determining whether returning players achieve the statistical thresholds voters historically favour.

Methodology

This page tracks MLB: NL Comeback Player of the Year 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. Election Predictions UK 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

Where can I trade this market with the lowest fees?

On Election Predictions UK, 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 does it cost to trade on Election Predictions UK?

Zero. Election Predictions UK 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, Election Predictions UK triggers a quick verification flow that finishes in 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.