MLB: Most Home Runs (Team)

Platform comparison

Market context

The market tracks which MLB team will hit the most home runs during the 2026 regular season, with a 2% crowd-implied probability favouring the current YES outcome. Historically, the team leading the league in home runs has rarely been a long-term outsider; power-heavy squads like the 2022 Astros or 2019 Yankees consistently dominate this metric, often finishing with 250+ total homers. A 2% probability suggests the market views the selected team as a significant underdog compared to projected leaders like Shohei Ohtani’s squad, which is forecast to hit 52 individual home runs, setting a high bar for team totals [1].

Traders should monitor early-season lineup announcements and trade deadlines, as power hitters moving to favourable parks or platoons can drastically shift team projections. The Mariners’ bold prediction to win the 2026 World Series hints at a potential offensive surge, making them a key team to watch for power accumulation [2]. Programmatically, one would script a bot to scrape daily lineup data and park factors, updating conditional orders when a team’s projected home run rate exceeds the market’s implied threshold. Dependencies include the full 162-game schedule; any cancellation or postponement beyond 11 October 2026 voids the settlement, requiring automated checks for season integrity.

Sources: 1 · 2

Methodology

We track MLB: Most Home Runs (Team) across the five venues with material prediction-market liquidity. The probability shown is the live Polymarket mid; the comparison rows summarise how each venue treats the underlying contract — fees, KYC thresholds, settlement currency, deposit options. The highlighted row marks the cheapest route into Polymarket's order book.

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

Is this market available outside the US?

Polymarket itself is geo-blocked in the US/UK/EU. Always check the legal status of prediction markets in your jurisdiction before trading.

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 Polymarket cost to trade?

Polymarket itself charges 0% — the only cost is the Polygon network fee, typically under $0.01 per transaction. Off-chain venues like Kalshi or Betfair charge 2-7% commission.

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.