Best MLB Runs Matchups — Sunday, August 30, 2026
Top runs spot: Munetaka Murakami
Munetaka Murakami (CWS) tops the board at 100, facing RHP Zebby Matthews. The lefty is scoring at .177 R/PA against righties this year — and .087 over the last two weeks, an excellent bat that turns into a run in about 15% of his trips. And Zebby Matthews has been stingy with runs against righties lately — .069 runs per batter faced. The bullpen behind him is roughly average to that side. He's hitting in a spot worth about 4.5 trips, so the volume's there. He's owned Zebby Matthews too — .333 across 3 career trips. It all sets up in a neutral park.
The rest of the top of the board
- Pete Crow-Armstrong (CHC) (100) vs RHP Chase Burns: an excellent bat at .150 into an arm getting lit up by the same side (.259).
- Coby Mayo (BAL) (100) vs LHP Jeffrey Springs: an excellent bat at .152 into an arm letting runs score against the same side (.118).
- Sam Antonacci (CWS) (98) vs RHP Zebby Matthews: a strong bat at .145 into an arm stingy with runs against the same side (.069), due to bounce back.
- Randy Arozarena (SEA) (95) vs RHP Max Scherzer: a strong bat at .145 into an arm getting lit up by the same side (.333).
- Trea Turner (PHI) (94) vs LHP Yusei Kikuchi: a strong bat at .136 into an arm getting lit up by the same side (.235).
- CJ Abrams (WSH) (88) vs RHP Janson Junk: an excellent bat at .150 into an arm stingy with runs against the same side (.035), due to bounce back.
- Drake Baldwin (ATL) (88) vs RHP Mason Adams: a strong bat at .137 into an arm with little track record against the same side, hot bat.
Platoon edges to target
- Munetaka Murakami (CWS) — lefty bat vs RHP, .177 against righties this year.
- Pete Crow-Armstrong (CHC) — lefty bat vs RHP, .166 against righties this year.
- Coby Mayo (BAL) — righty bat vs LHP, .209 against lefties this year.
- Sam Antonacci (CWS) — lefty bat vs RHP, .160 against righties this year.
- Trea Turner (PHI) — righty bat vs LHP, .153 against lefties this year.
How it played out
6 of the top 10 runs matchups landed at least one run. Top play Munetaka Murakami finished with 0 runs. We post the result next to every projection so you can grade the board yourself — and so the model gets re-tuned against what actually happened.
How to read these runs matchups
Each score (0–100) starts with the hitter's runs scored 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 runs board is
The Runs board projects the chance a hitter scores a run. 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 on-base ability at the top of the order.
- The bats due up behind him.
- The opposing run-prevention.
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?
Like RBIs, runs is a lumpy market that grades efficient once you model the clustering honestly. Transparency board — our number set beside the line, graded.
How to use it
Useful context for top-of-the-order run creation, not a lean.
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