MLB Underdog Fantasy Player Predictions for Monday (6/9)

Pivetta of the Padres

Monday, June 9, 2025: Below are three of the best picks for today’s MLB slate on Underdog Fantasy according to our projections team. Using factors like Statcast data, advanced sabermetrics, weather impacts, and environmental factors, every single pick is going to be based on what our projections say is a meaningful edge. Get access to all of these picks, including much more, by subscribing to the RotoGrinders Props & Pick’em package.

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Don’t forget to check out our MLB weather page, which is curated by our Chief Meteorologist, Kevin Roth, to see how that may impact these picks as the day progresses. And you can always stay up to date on exactly what a team’s lineup is by heading to our MLB starting lineups page.

Below, I’ll detail how I’m approaching things on Underdog for this Monday slate.

First… Sign Up to Make MLB Underdog Fantasy Picks

If you want to play along but haven’t signed up yet, grab a special offer with our Underdog Fantasy promo code “GRINDERS” to unlock up to $1,000 Bonus Cash courtesy of a generous deposit match. Underdog Fantasy – one of the most popular DFS pick’em sites – provides player projections for MLB matchups each day. It is then up to the user to decide whether a player will ultimately exceed or fall short of those projections in the games. With a huge roster of players available from which to choose, we just need to make a minimum of two picks to build an entry.

When making your Underdog picks today, let RotoGrinders do the heavy lifting for you!

Underdog Fantasy Top MLB Picks for June 9, 2025

Now that you’re signed up, here are some of our top MLB DFS picks on Underdog for Monday:

Blue Jays vs. Cardinals MLB Underdog Predictions

Andre Pallante lower than 6.5 Hits Allowed

The Hits Allowed projection for Andre Pallante looks like a strong pick based on the current data. The Underdog projection of 6.5 compares favorably based on our MLB simulations. This pick projects to hit 59.4% of the time based on the assumptions, and that represents a 1.6% edge.

Dodgers vs. Padres MLB Underdog Predictions

Nick Pivetta lower than 17.5 Outs

The outs projection for Nick Pivetta looks like a strong pick based on the current data. The Underdog projection of 17.5 compares favorably based on our MLB simulations. This pick projects to hit 59.2% of the time based on the assumptions, and that represents a 1.4% edge.

Marlins vs. Pirates MLB Underdog Predictions

Oneil Cruz lower than 0.5 Walks

The walks projection for Oneil Cruz looks like a strong pick based on the current data. The Underdog projection of 0.5 compares favorably based on our MLB simulations. This pick projects to hit 58.3% of the time based on the assumptions, and that represents a 0.5% edge.

Editor’s Note: Looking for more places to play? Check out our PrizePicks promo code and Sleeper promo code.

Image Credit: Imagn

About the Author

Jbails26
Justin Bailey (Jbails26)

Justin Bailey (aka jbails26) is the Lead Editor for RotoGrinders and FantasyLabs. He’s been playing DFS since 2013 and specializes in small-field NFL and PGA contests (but still dabbles in MME). Justin qualified for the DraftKings Fantasy Golf World Championship in 2023. Follow Justin on Twitter – @justinbailey32