Best MLB RBIs Matchups — Sunday, August 30, 2026
Top rbis spot: Drake Baldwin
Drake Baldwin (ATL) tops the board at 100, facing RHP Mason Adams. The lefty is driving in runs at .159 RBI/PA against righties this year — and .146 over the last two weeks, an excellent bat that turns into a RBI in about 14% of his trips. And Mason Adams has been thin against righties lately. The bullpen behind him hasn't been any better to that side, so there's no relief late. He's hitting in a spot worth about 4.7 trips, so the volume's there. No real history against Mason Adams. It all sets up in a neutral park.
The rest of the top of the board
- Andrew Benintendi (CWS) (84) vs RHP Zebby Matthews: a strong bat at .138 into an arm stingy with runs against the same side (.069).
- Brooks Lee (MIN) (82) vs RHP Jordan Hicks: a strong bat at .134 into an arm stingy with runs against the same side (.000).
- Brice Turang (MIL) (82) vs RHP Kumar Rocker: a strong bat at .129 into an arm vulnerable to the same side (.130).
- Kyle Schwarber (PHI) (78) vs LHP Yusei Kikuchi: a strong bat at .131 into an arm getting lit up by the same side (.167).
- Shohei Ohtani (LAD) (78) vs LHP Framber Valdez: a strong bat at .130 into an arm getting lit up by the same side (.333).
- Juan Soto (NYM) (76) vs RHP Ethan Pecko: a strong bat at .130 into an arm getting lit up by the same side (.200).
- Pete Crow-Armstrong (CHC) (76) vs RHP Chase Burns: a strong bat at .126 into an arm getting lit up by the same side (.167).
Platoon edges to target
- Drake Baldwin (ATL) — lefty bat vs RHP, .159 against righties this year.
- Andrew Benintendi (CWS) — lefty bat vs RHP, .179 against righties this year.
- Brooks Lee (MIN) — lefty bat vs RHP, .166 against righties this year.
- Brice Turang (MIL) — lefty bat vs RHP, .159 against righties this year.
- Juan Soto (NYM) — lefty bat vs RHP, .159 against righties this year.
Lineup watch
252 of today's hitters are still on projected lineups, drawn from each team's last game. Batting order drives the score, so these flip the moment official lineups post — usually about two hours before first pitch. Anyone who doesn't make the official card gets flagged "Not starting" and drops to the bottom.
How to read these rbis matchups
Each score (0–100) starts with the hitter's RBIs per plate appearance against the hand he's facing — weighted toward the last two weeks, then the season, then a two-year baseline. Then it layers in the bullpen, his spot in the order, and park and weather. Higher means more of it points his way. It's context, not a lock — a great spot still goes 0-for-4 sometimes, and a tough one runs into one. The edge is in stacking the odds, and since we grade every board, you can see how often the top of the list delivers.
What the RBIs board is
The RBIs board projects the chance a hitter drives in a run, given his slot and the bats around him. One statistical model scores every matchup on the slate the same way — a star and a backup judged on the matchup in front of them, not their name — and every number is graded against the real box score once the games go final.
How the model gets its number
It isn't a gut call or a name game. The projection is built from a few things:
- His run-driving rate.
- How often the hitters ahead of him are on base.
- The arm he faces and the park.
Those pieces combine into one number, and the model re-tunes itself weekly against how its past calls actually landed.
Is there a betting edge here?
RBIs is lumpy — runs cluster — and once you price the 1+ line with a clustering-aware model instead of a naive one, the apparent edge vanishes. It grades efficient. So this is a transparency board.
How to use it
Good for spotting the cleanup-spot smash setups; not a market we've found a bettable edge in.
Everything here is a research signal from the model, graded in public — not betting advice, and no outcome is guaranteed.
Learn more: How the model works · The picks story · Today's plays