MLB Picks · August 18, 2026

Arizona Diamondbacks vs Boston Red Sox

Lean
Red Sox ML
-165
59
/ 100
Starting Pitchers
Arizona Diamondbacks · Away
Merrill Kelly (RHP)
Boston Red Sox · Home
Ranger Suarez (LHP)
AI Analysis

Suarez (ERA 3.25, WHIP 1.19, 110 K) holds a clear advantage over a struggling Kelly (ERA 5.11, WHIP 1.48). Boston's team ERA (3.31) and RA/G (3.07) are among the best in baseball. The key wrinkle: Arizona actually hits LHP significantly better (.276/.786 vs LHP vs .231/.686 vs RHP), which is a notable reverse split concern for Suarez. Boston's lineup hits Kelly's RHP at .246/.711, which is below their overall level. Wilyer Abreu (.375 L14) and Caleb Durbin (.346 L14) are hot for Boston. Arizona's L2 losing streak and Kelly's struggles cap this at a moderate lean. The -165 price slightly reduces value.

Concerns
  • Arizona hits LHP significantly better (.276/.786) — real threat vs Suarez
  • Kelly's awful ERA (5.11) but Boston hits his handedness only .246/.711
  • Boston only 3-7 in last 10 despite good season record
  • -165 price is slight negative value
Factor Breakdown
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