Best MLB Total Bases Matchups — Tuesday, June 30, 2026
Top total bases spot: Kyle Stowers
Kyle Stowers (MIA) tops the board at 100, facing RHP Tanner Gordon. The lefty is racking up bases at .381 TB/PA against righties this year — and .500 over the last two weeks, a solid bat that turns into a total base in about 41% of his trips. And Tanner Gordon 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 4.5 trips, so the volume's there. No real history against Tanner Gordon. It all sets up in a neutral park.
The rest of the top of the board
- Luis Arraez (SF) (100) vs RHP Brandon Pfaadt: a strong bat at .420 into an arm with little track record against the same side, hot bat.
- Liam Hicks (MIA) (100) vs RHP Tanner Gordon: a solid bat at .373 into an arm with little track record against the same side, hot bat.
- Andy Pages (LAD) (97) vs LHP Jeffrey Springs: a solid bat at .383 into an arm getting squared up by the same side (.607).
- Rafael Devers (SF) (93) vs RHP Brandon Pfaadt: an excellent bat at .483 into an arm with little track record against the same side.
- Paul Goldschmidt (NYY) (88) vs LHP Tarik Skubal: a strong bat at .473 into an arm getting squared up by the same side (.793), due to bounce back.
- Bryce Eldridge (SF) (83) vs RHP Brandon Pfaadt: a solid bat at .380 into an arm with little track record against the same side.
- Shohei Ohtani (LAD) (83) vs LHP Jeffrey Springs: a solid bat at .371 into an arm tough on the same side (.000), hot bat.
Arms giving up extra bases today
- RHP Tanner Gordon has been getting squared up by righties — .517 total bases per batter faced. Bats to target: Kyle Stowers (MIA), Liam Hicks (MIA), and Griffin Conine (MIA).
- LHP Matthew Liberatore has been getting squared up by lefties — .484 total bases per batter faced. Bats to target: Ozzie Albies (ATL), Mauricio Dubón (ATL), and Drake Baldwin (ATL).
- RHP Kevin Gausman has been getting squared up by righties — .469 total bases per batter faced. Bats to target: Bo Bichette (NYM), Juan Soto (NYM), and Carson Benge (NYM).
- LHP Tarik Skubal has been getting squared up by lefties — .439 total bases per batter faced. Bats to target: Paul Goldschmidt (NYY), Amed Rosario (NYY), and Jasson Domínguez (NYY).
Platoon edges to target
- Kyle Stowers (MIA) — lefty bat vs RHP, .381 against righties this year.
- Luis Arraez (SF) — lefty bat vs RHP, .406 against righties this year.
- Liam Hicks (MIA) — lefty bat vs RHP, .449 against righties this year.
- Andy Pages (LAD) — righty bat vs LHP, .430 against lefties this year.
- Rafael Devers (SF) — lefty bat vs RHP, .483 against righties this year.
How it played out
7 of the top 10 total bases matchups landed at least one total base. Top play Kyle Stowers finished with 6 total bases. 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 total bases matchups
Each score (0–100) starts with the hitter's total bases 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 total bases board is
The Total Bases board projects how many bases a hitter racks up vs the posted total-bases line. 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 extra-base pop vs this arm.
- The park.
- Recent contact quality.
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?
Total bases grades right at break-even even when we tune it to the hilt — the book prices the marginal leans efficiently. Transparency board.
How to use it
See who the model projects for extra-base damage; no systematic edge to bet.
Everything here is a research signal from the model, graded in public — not betting advice, and no outcome is guaranteed.
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