Best MLB Player Prop Bets Today 9/21/22 (Free MLB Bets!)

MLB Games Today

It is Wednesday, September 21 and there are 15 MLB games today! The first MLB game of the day starts at 12:20 PM EST.

Every day, we provide a list of the best MLB prop bets available. Here are today’s top MLB player prop bets for maximum profit. If you’re new and wondering the best way to start betting for profit, take a look at our useful getting started with baseball betting guide! And if you enjoy this article, make sure to share it!

Today’s Best MLB Player Prop Bets: Free MLB Bets & Predictions

We use our own statistics tools to identify the most profitable MLB prop bets available each day. We evaluate bets based on the expected probability of winning the bet as well as the potential profit of the bet. We’ve developed tools that allow us to find the highest ROI MLB bets every day. We highlight our favorite MLB prop bets on this site each day. We do our best to provide the best MLB bets as well as identifying the most profitable player props each day, however it’s important to always use good bankroll management when deciding how much to bet, take a look at our guide to bankroll management.

In our daily article we select our favorite bets of the day, and try to lay out why it could be a good bet to place using data. For each bet we share the data on the matchup and give you the most important statistics to make informed bets.


Always remember that game conditions and betting lines may change throughout the day after this article is published.


James Kaprielian (OAK) Over 3.5 Total Strikeouts

James Kaprielian and the Oakland Athletics will be facing the Seattle Mariners. James Kaprielian has a 4.7 ERA and 15.8% strikeout rate. Although Kaprielian’s strikeout efficiency hasn’t been great, I like this matchup for him toi find a few free K’s. The Mariners have a 22.7% strikeout rate and 10.6% swinging strike rate as well as a 16.1 ISO.

Dustin May (LAD) Under 5.5 Total Strikeouts

Dustin May and the Los Angeles Dodgers will be facing the Arizona Diamondbacks. May has a 3.46 ERA and 23.8% strikeout rate. May has been averaging 1.0 strikeouts per inning, which would require him to go at least 6.0 innings which could be tough. Dustin has been pitching well since returning from Tommy John Surgery, but has only thrown over 5 strikeouts in one outing (his first). The Diamondbacks have a 22.0% strikeout rate and 10.1% swinging strike rate as well as a 15.8 ISO.

Corey Kluber (TB) Over 3.5 Total Strikeouts

Corey Kluber and the Tampa Bay Rays will be facing the Houston Astros. Corey Kluber has a 4.44 ERA and 20.6% strikeout rate. Kluber has been averaging 0.9 strikeouts per inning, which would require him to go at least 4.4 innings which is well within his range of outcomes. The Astros have a 19.5% strikeout rate and 10.2% swinging strike rate as well as a 17.7 ISO.

Marcus Stroman (CHC) Over 3.5 Total Strikeouts

Marcus Stroman and the Chicago Cubs will be facing the Miami Marlins. Marcus Stroman has a 3.76 ERA and 20.0% strikeout rate. Stroman has been averaging 0.8 strikeouts per inning, which would require him to go at least 5.0 innings which he should be able to do. The Marlins have a 23.8% strikeout rate and 11.9% swinging strike rate as well as a 13.3 ISO. Available at PointsBet for -160.

Paul Goldschmidt (STL) Over 0.5 Total Hits

Paul Goldschmidt and the St. Louis Cardinals will be facing the San Diego Padres. Goldschmidt has a 41.0% on base percentage, 0.598 SLG, and 0.322 batting average. Goldschmidt also has a 183 wRC+. Blake Snell will be pitching for The Padres and has a 3.85 ERA, 31.1% strikeout rate, 3.28 xFIP and 0.82 HR/9.

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