Miami Marlins vs. Pittsburgh Pirates

Platform comparison

Active sub-markets

Market context

The Miami Marlins travel to Pittsburgh to face the Pirates on 12 June at 6:40PM ET, with the settlement window extending to 19 June to accommodate any postponements. The 0% implied probability on this contract suggests either a technical issue with market initialisation or an extreme consensus favouring one side that has not yet manifested in typical sportsbook pricing. Historical comparison with similar early-season MLB matchups shows prediction markets occasionally display skewed probabilities when liquidity remains thin or when one team carries substantial pre-game uncertainty that hasn't been fully priced across betting platforms.

The Marlins and Pirates occupy different competitive trajectories heading into mid-June. Pittsburgh typically fields a roster with stronger recent performance metrics, whilst Miami's roster composition and injury status warrant close monitoring. Traders should track lineup announcements, bullpen availability, and any late-breaking roster moves in the 48 hours before first pitch. Weather conditions in Pittsburgh—particularly wind direction and temperature—can meaningfully affect scoring outcomes in this ballpark. The settlement mechanism's 50-50 tie provision is relevant only if an unusual circumstance forces game cancellation without a scheduled make-up date, an outcome that occurs in fewer than 1% of MLB games annually.

Current divergence between the 0% prediction-market reading and conventional sportsbook lines warrants investigation. Standard bookmakers typically price comparable matchups with implied probabilities ranging from 40-60% depending on home-field advantage and roster strength. This contract's extreme positioning suggests traders should verify whether the market reflects genuine analytical consensus or represents an artefact of limited initial participation.

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 Best Prediction Markets, which mirrors the Polymarket order book directly.

Resolution & payout

Polymarket-based markets settle through the UMA Optimistic Oracle on Polygon. A proposer submits the outcome, a two-hour challenge window opens, and unchallenged proposals finalise the resolution. Payouts settle automatically in USDC the moment the result is final — no bookmaker, no delay.

Kalshi-based markets settle in USD via the CFTC-regulated clearinghouse. Betfair Exchange settles in GBP/EUR net of commission. Manifold is play-money and does not pay out real funds.

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 it cost to trade on Best Prediction Markets?

Zero. Best Prediction Markets 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.

Do I need to KYC for this market?

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