Colorado Rockies vs. Minnesota Twins

Platform comparison

Active sub-markets

Market context

The Colorado Rockies and Minnesota Twins met at Target Field in Minneapolis on 26 June 2026 for an MLB game scheduled to begin at 8:10pm ET, with the Twins ultimately winning 9–8 in a 10th-inning thriller after Royce Lewis delivered an RBI single [5][6]. This result confirms the market’s current 0% implied probability for a Rockies victory, as the game has already concluded and the outcome is settled. On platforms like Polymarket, this would appear as decimal odds of 0.00 for the Rockies, whereas Kalshi and Betfair typically express such certainty as an implied probability of 0%, reflecting divergent pricing conventions despite identical real-world resolution.

Historically, late-inning MLB games with high run totals—such as the 9–8 finish here—often see sharp probability shifts pre-game, but post-game markets freeze instantly once official stats are released [5]. Comparable cases from the 2025 season show that when a game ends in a tie or is cancelled without a make-up, platforms resolve 50–50, but this rule does not apply here since the Twins won decisively. Fee structures also diverge: Polymarket charges no trading fees but may impose withdrawal costs, while Kalshi applies a 0.5% fee per trade and requires KYC, creating different liquidity dynamics for traders comparing these books on settled events.

Traders should monitor official MLB announcements for any future scheduling dependencies, though no action is needed for this market as it is resolved. Recent coverage from ESPN confirms the final score and key plays, including Sugano’s pitching and Bell’s offensive contributions [1][4]. With settlement ending 4 July 2026, the window is already closed for new positions, and all platforms will reflect the Twins’ victory uniformly despite their differing fee models and KYC requirements.

Sources: 1 · 2 · 3 · 4 · 5

Methodology

This page compares Colorado Rockies vs. Minnesota Twins specifically across Polymarket, Kalshi, Betfair Exchange and Smarkets. Live odds come from the Polymarket order book; the other venues' contract details are maintained manually because their APIs aren't directly comparable. Every CTA routes to PolyGram, which mirrors the Polymarket order book at 0% fees.

Resolution & payout

Polymarket settles via UMA Optimistic Oracle on Polygon. A proposer posts the outcome with a bond, the two-hour window runs, then the smart contract pays USDC.

Kalshi settles USD through the CFTC-regulated clearinghouse — the cleanest variant, with heavier KYC. Betfair Exchange settles in account currency (GBP/EUR), net of 2-5% commission. Smarkets follows the same model as Betfair with a lower default 2% commission.

FAQ

Where can I trade this market with the lowest fees?

On PolyGram, 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.

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 PolyGram?

Zero. PolyGram 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.

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.