Philadelphia Phillies vs. New York Mets

Platform comparison

Active sub-markets

Market context

The underlying event is an MLB game between the Philadelphia Phillies and the New York Mets at Citi Field in Flushing, New York, scheduled for 7:10pm ET on 26 June 2026. The market resolves to the Phillies if they win, to the Mets if they win, and remains open if postponed. A current crowd-implied probability of 100% YES for the Phillies suggests the market treats their victory as virtually certain, a stance that demands scrutiny given the volatility inherent in baseball.

Historically, such extreme probabilities in MLB markets often precede corrections when underdogs exploit pitching mismatches or bullpen fatigue. The Phillies are 26-37 against the spread this season as favourites, yet they have won 6 of their last 10 games as favourites against the spread[2]. Comparable cases show that even teams with strong recent form can lose when facing a rested opponent, meaning a 100% probability ignores the non-zero risk of a Mets upset or a tie scenario.

Traders approaching this programmatically should monitor live pitching lineups and weather dependencies, as a single rain delay or starter injury could shift the implied probability instantly. Recent highlights show the Phillies scoring eight runs in a previous matchup, but the Mets have shown resilience in close games[1]. Key catalysts include the official starting pitcher announcements, which typically occur 30 minutes before the game, and any late-injury reports from the team medical staff, as these are the primary variables that conditional order bots would react to in real time.

Sources: 1 · 2 · 3 · 4 · 5

Methodology

We track Philadelphia Phillies vs. New York Mets on the five venues with material liquidity for prediction markets. Live odds come from the Polymarket Polygon order book — the only source that ships real-time data under an open licence. For Kalshi, Betfair and Manifold we list platform attributes (fee, KYC, settlement, payment) instead of fabricated odds, because their APIs use non-comparable contract definitions.

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 Polymarket Review 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 Polymarket Review UK?

Zero. Polymarket Review UK 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, Polymarket Review UK triggers a quick verification flow that finishes in minutes.