Cardinals vs. Mariners Prediction and Odds - Apr 21, 2023

MLB action continues on Friday at 10:10PM ET as the St. Louis Cardinals take on the Seattle Mariners at T-Mobile Park.

The Mariners will have George Kirby (1-1, 3.78 ERA) start, while the Cardinals are going with Steven Matz (0-2, 6.48 ERA).

Dimers' free betting picks for Cardinals vs. Mariners, plus game predictions and best odds, are detailed below.

Who will win Cardinals vs. Mariners?

Based on state-of-the-art machine learning and data, Dimers.com has simulated Friday's Cardinals-Mariners MLB matchup 10,000 times.

Dimers' independent predictive analytics model, DimersBOT, currently gives the Mariners a 53% chance of beating the Cardinals.

More: Cardinals vs. Mariners Simulated 10K Times

Cardinals vs. Mariners Current Odds

• Run Line: Mariners -1.5 (+165), Cardinals +1.5 (-185)
• Moneyline: Mariners -125, Cardinals +110
• Total: Over/Under 8 (-110/-105)

Run Line, Moneyline and Over/Under

The Mariners are -1.5 favorites versus the Cardinals, with +165 at PointsBet the best odds currently available.

For the underdog Cardinals (+1.5) to cover the run line, BetMGM has the best odds currently on offer at -185.

PointsBet currently has the best moneyline odds for the Mariners at -125. That means you can risk $125 to win $100, for a total payout of $225, if they get the W.

On the other hand, BetMGM currently has the best moneyline odds for the Cardinals at +110, where you can bet $100 to profit $110, earning a total payout of $210, if they win.

The Over/Under is set at 8 with PointsBet, which currently has the best odds for the Over at -110, while DraftKings Sportsbook currently has the best odds for the Under at -105.

As always, make sure you check the sportsbooks you have access to in your state for the best MLB odds and lines.

According to DimersBOT, the Cardinals (+1.5) are a 65% chance of covering the run line, while the Over/Under total of 8 runs is a 51% chance of going Under.

More: Best Free Bet Tracking Tool

Best Bets for Cardinals vs. Mariners

• Run Line: Cardinals +1.5 @ -185 via BetMGM (65% probability)
• Moneyline: Cardinals @ +110 via BetMGM
• Total: Under 8 @ -105 via DraftKings Sportsbook (51% probability)

Our best bets are based on world-class simulations and betting intelligence to help you make smarter investments with the legal sportsbooks in the United States.

While the Mariners are more likely to win the game, according to DimersBOT, taking the Cardinals moneyline is the best option due to the edge found when comparing our data-led probabilities to the betting odds currently available.

Taking advantage of the edges seen here at Dimers.com is pivotal to achieving long-term profitability.

Cardinals vs. Mariners Prediction

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Dimers has full coverage of Friday's Cardinals-Mariners matchup, including pregame predictions, computer picks, and live scores.

Don't forget, DimersBOT updates frequently, so keep checking this page for any changes to our betting insights ahead of Cardinals vs. Mariners on Friday April 21, 2023.

Cardinals vs. Mariners 2023 Game Info

Friday's game between the Mariners and Cardinals at T-Mobile Park is scheduled to start at 10:10PM ET.

• Who: St. Louis Cardinals vs. Seattle Mariners
• Date: Friday April 21, 2023
• Time: 10:10PM ET / 7:10PM PT
• Venue: T-Mobile Park

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What MLB games are on today?

The Cardinals and Mariners aren't the only two MLB teams you can bet on today. DimersBOT never stops and we've got picks and top bets for each and every MLB matchup via our MLB Predictions and Predictions page.

Not only do we provide with you first-class predictions, but we also have recommended bets for the Run Line, Over/Under and Moneyline. Sound good? Check it out now!

As well as MLB game picks and predicitons, Dimers also provides the best MLB prop bets for today, with our projections for home runs, RBIs, and more lined up against the best available sportsbook odds every single day of the MLB season.

Lastly, Dimers' MLB Futures page is our in-house approach to revealing who will win the World Series, with our data-led probabilities paired with the best odds to win the World Series.