Arizona Diamondbacks
PITCHER HEALTH
Preseason 2026 injury analysis, durability risk profiles, and return timelines for the Arizona Diamondbacks pitching rotation.
ROTATION OUTLOOK
Arizona signed Corbin Burnes to a massive deal despite his Tommy John surgery, creating rotation uncertainty. Soroka's Achilles history and Rodriguez's IL record add significant injury risk.
KEY PITCHERS
Merrill Kelly
RHP • #1 Starter
Injury History
Generally durable veteran. Age concerns (mid-30s). Clean recent health.
Durability Risk Profile
Kelly has been remarkably durable throughout his career with the Diamondbacks.
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Ryne Nelson
RHP • #2 Starter
Injury History
Limited major injury history. Rising young starter. Clean health record.
Durability Risk Profile
Nelson has shown good health through his early career.
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Corbin Burnes
RHP • #3 Starter
Injury History
Tommy John surgery (2025), signed 6-year/$210M deal, out until mid-2026 minimum.
Durability Risk Profile
Burnes signed a massive contract despite Tommy John surgery. His 2026 availability is uncertain.
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Michael Soroka
RHP • #4 Starter
Injury History
Multiple Achilles surgeries. Extensive injury history. Extreme durability risk.
Durability Risk Profile
Soroka has battled devastating Achilles injuries requiring multiple surgeries. His health cannot be relied upon.
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Andrew Saalfrank
RHP • #5 Starter
Injury History
Shoulder surgery (February 9, 2026). 60-Day IL, out for entire 2026 season.
Durability Risk Profile
Saalfrank underwent shoulder surgery in early February 2026 and is ruled out for the season. This removes a potential depth piece from Arizona's bullpen and rotation mix.
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