Best MLB RBIs Matchups — Wednesday, October 28, 2026
Top rbis spot: Junior Caminero
Junior Caminero (TB) tops the board at 100, facing RHP Jacob Misiorowski. The righty is driving in runs at .166 RBI/PA against righties this year, an excellent bat that turns into a RBI in about 16% of his trips. And Jacob Misiorowski has been thin against righties lately. One catch: the bullpen behind him has been stingy to that side late. He's hitting in a spot worth about 4.3 trips, so the volume's there. He's just .000 in 3 career PA against Jacob Misiorowski, but that's a tiny sample and the matchup says regression. It all sets up in a neutral park.
The rest of the top of the board
- Jake Bauers (MIL) (92) vs RHP the starter: a strong bat at .136 into an arm with little track record against the same side.
- Jackson Chourio (MIL) (89) vs RHP the starter: a strong bat at .128 into an arm with little track record against the same side, hot bat.
- Jonathan Aranda (TB) (89) vs RHP Jacob Misiorowski: an excellent bat at .147 into an arm with little track record against the same side.
- Christian Yelich (MIL) (88) vs RHP the starter: a strong bat at .136 into an arm with little track record against the same side.
- Yandy Díaz (TB) (77) vs RHP Jacob Misiorowski: a strong bat at .122 into an arm with little track record against the same side.
- William Contreras (MIL) (75) vs RHP the starter: a strong bat at .127 into an arm with little track record against the same side.
- Brice Turang (MIL) (73) vs RHP the starter: a strong bat at .131 into an arm with little track record against the same side, hot bat.
Platoon edges to target
- Jonathan Aranda (TB) — lefty bat vs RHP, .157 against righties this year.
- Liam Hicks (TB) — lefty bat vs RHP, .165 against righties this year.
- Richie Palacios (TB) — lefty bat vs RHP, .140 against righties this year.
- Victor Mesa Jr. (TB) — lefty bat vs RHP, .148 against righties this year.
- Taylor Walls (TB) — lefty bat vs RHP, .086 against righties this year.
Lineup watch
18 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