Colorado Rockies vs. Chicago Cubs

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Active sub-markets

Market context

The Colorado Rockies face the Chicago Cubs in an MLB regular-season matchup scheduled for 16 June at 8:05PM ET, with settlement occurring by 24 June. The market currently reflects near-certain backing for a Rockies victory, though this represents a single-game outcome rather than a series result, making the 100% probability unusual for any sporting contest where both teams field competitive rosters.

Historical precedent suggests that single-game MLB markets rarely sustain extreme probabilities unless one team faces severe roster depletion or scheduling disadvantage. The Cubs and Rockies occupy different competitive positions within the National League Central and West divisions respectively, yet neither franchise has demonstrated the kind of dominance that would justify certainty in a single encounter. Weather delays at Coors Field or unexpected roster changes could alter conditions before first pitch, though such factors rarely shift markets this dramatically once trading has commenced.

Traders monitoring this market should track roster announcements through MLB's official injury reports and team statements in the days preceding the fixture. Recent performance metrics from both clubs—available through ESPN's MLB standings and FiveThirtyEight's Elo ratings—provide baseline context for expected competitive balance. Any late-game postponement would extend the settlement window, whilst cancellation without a rescheduled make-up game would trigger a 50-50 resolution. The current probability appears disconnected from typical single-game uncertainty, suggesting either thin liquidity in the market or a data anomaly requiring verification against live betting markets.

Methodology

This page tracks Colorado Rockies vs. Chicago Cubs across four political prediction venues. Live odds come from the Polymarket order book (the deepest political prediction-market book). Kalshi is the CFTC-regulated US alternative, Betfair the established UK sports-exchange with politics markets, Manifold the open play-money variant. Election Predictions UK routes every trade through to Polymarket — at 0% fees.

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

Where can I trade this market with the lowest fees?

On Election Predictions 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.

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.