MLB PLAYER PROPS · Friday, September 4

Angels vs Pirates player props, and the case against each one.

Los Angeles Angels at Pittsburgh Pirates, first pitch 6:46 PM ET. Below are our 2 best props in this game, chosen on recent form, season baseline, the matchup and the odds actually available, with the exact price, where to get it, and the reason each might be wrong.

Our graded card is 55-57-8 at -2.7% ROI since Aug 9. Every pick, graded, losers included.

The arms

Ryan Johnson

Angels

ERA: 5.47
WHIP: 1.42
K/9: 6.47
hard contact allowed: 38.0%
HR per batter faced: 5.05%

Jared Jones

Pirates

ERA: 4.83
WHIP: 1.28
K/9: 10.28
hard contact allowed: 40.0%
HR per batter faced: 3.83%

ON TODAY'S CARD

Konnor Griffin Over 0.5 Stolen Bases

+450at bet365

Konnor Griffin has gone over 0.5 stolen bases in 31% of his 58 games this season, and in 6 of his last 10.

He faces Ryan Johnson.

This one is on the Lab's card for today, which takes the best five lines across the whole slate and is graded in public afterwards. See the other four and how they are priced.

Pick	Price	Book	Why
Oswald Peraza Under 0.5 Total Bases	+100	theScore Bet	under in 70% of his last ten; Peraza hits the ball hard at only the 31st percentile of qualified regulars
Esmerlyn Valdez Over 0.5 Home Runs	+650	Fanatics	over in 20% of his last ten; Valdez barrels the ball at the 99th percentile of qualified regulars

The reads behind them

Form here is 60% of a player's last ten games and 40% of the season, weighed against what the books are charging once the vig is stripped out, and against what the matchup says. A prop only appears when the matchup backs it as well as the form does, and these are separate from the card play above.

Angle 1

Oswald Peraza Under 0.5 Total Bases

+100at theScore Bet

Oswald Peraza has gone under 0.5 total bases in 50% of 101 games this season and 70% across the last ten. He faces Jared Jones.

Peraza hits the ball hard at only the 31st percentile of qualified regulars.
Jared Jones has allowed hard contact on 40.0% of balls in play, below the 42% league mark.
He bats right-handed into a right-hander, a split he ranks in the 9th percentile on.

The case against

The books quoting this line imply a fair price around +100 against the +100 shown. That is a market comparison rather than our own probability, so treat it as context and not as a verdict.

Jared Jones carries a 4.83 ERA and a .236 average against over 72.2 innings.

The last ten (70%) sits a long way from the season rate (50%), so this leans on a streak continuing rather than on a settled level.

Full game log and every book on Oswald Peraza

Angle 2

Esmerlyn Valdez Over 0.5 Home Runs

+650at Fanatics

Esmerlyn Valdez has gone over 0.5 home runs in 22% of 67 games this season and 20% across the last ten. He faces Ryan Johnson.

Valdez barrels the ball at the 99th percentile of qualified regulars.
Ryan Johnson has allowed a home run on 5.05% of the batters he has faced, above the league rate of 3.5%.
He bats right-handed into a right-hander, a split he ranks in the 77th percentile on.

The case against

The books quoting this line imply a fair price around +540 against the +650 shown. That is a market comparison rather than our own probability, so treat it as context and not as a verdict.

Full game log and every book on Esmerlyn Valdez

What this is, and what it is not

These are our strongest props in this matchup, chosen on the best combination of recent form, season baseline, the matchup itself, and the line actually available. The Lab's card is a separate five-pick slate selected across every market, and it is tracked as its own cohort.

Where the record lives: the Lab's card is graded in public, every pick and every loss, on the results page. Each prop above is recorded with the exact price and book shown, at a flat stake, from the moment it was published.

Also today: Best MLB home run props for today, and today's full card.

Every prop in this game The record

Built from the Lab's board for Friday, September 4. Prices were read across every book quoting each line at Sep 4, 10:30 AM ET and are frozen at those numbers. Prices move; check before you bet. The sentences above are generated from the same numbers printed beside them. 19+. If betting stops being fun, ConnexOntario, 1-866-531-2600.