MLB prediction markets price single games, series, division races, the World Series and season awards. Game markets settle on the final score, including extra innings unless the rules say otherwise. Starting pitchers and lineups move these prices more than anything else, so check the probable starters before you take a side.
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A price here is a probability: 62¢ means the market puts the outcome at roughly 62%. The guide to paper trading MLB markets walks through reading one, taking a side and checking the result. If you came from a real book, there is a shorter version on practising with Polymarket’s odds, and a comparison of the free prediction market simulators if you are still choosing one.
Everything below trades with simulated money. When you want a scoreboard, run a game against your own group over the same MLB questions, or browse every market in the catalog.
Every question below is a live market you can trade with simulated money.