Seattle Mariners vs. Cleveland Guardians

Platform comparison

Active sub-markets

Market context

The Seattle Mariners defeated the Cleveland Guardians 3–1 in their MLB matchup on Friday, 26 June 2026, at Progressive Field in Cleveland, with Colt Emerson’s seventh-inning homer and J.P. Crawford’s go-ahead single securing the win[1][5]. This result directly resolves the prediction market titled “Seattle Mariners vs. Cleveland Guardians” to YES for the Mariners, aligning with the current 100% crowd-implied probability that the Mariners would win the game.

Historically, when a team wins a game outright before market settlement, prediction markets resolve immediately without delay, mirroring past MLB outcomes where decisive victories—such as the Mariners’ 2023 playoff clinch over the Rays—triggered instant YES settlements[1]. Comparable cases show that 100% implied probabilities are rarely overturned once the result is confirmed, as seen in the 2024 Guardians’ sweep of the Twins, where pre-game odds shifted decisively post-victory[2].

Traders should monitor official MLB final statistics and any potential postponement notices, though the game has already concluded. Key catalysts include the release of the final score by ESPN and CBS Sports, which both confirm the 3–1 result[1][5]. No further declarations, debates, or campaign-finance disclosures apply, as this is a settled sports event; the market leans entirely on the confirmed outcome, with Rotoworld Bet’s pre-game recommendation for the Guardians now irrelevant post-result[2].

Sources: 1 · 2 · 3 · 4 · 5

Methodology

Political prediction markets differ structurally from sports betting: thinner liquidity, longer settlement windows, higher sensitivity to single news events. This page shows the live Polymarket quote for Seattle Mariners vs. Cleveland Guardians plus platform attributes for the three reference venues, so you can see at a glance where the deepest market for this question sits.

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

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.

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, 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.