An SB Nation review picked David Hagaman, Carlos Virahonda, Danny Serretti and Manuel Pena as the Diamondbacks’ 2026 farm-system standouts at starting pitcher, catcher, third base and first base. Hagaman posted a 2.55 ERA in seven Double-A starts.
In 35⅓ innings after reaching Double-A Amarillo, Hagaman had a 3.22 FIP and a 32.4% strikeout rate, up from 28% at High-A Hillsboro. Virahonda batted .272/.377/.493 with 18 home runs across three levels, including a strong Amarillo postseason. Serretti finished with a .287/.419/.511 line, 19 homers and 11 steals in 109 games split between Amarillo and Triple-A Reno.
Pena hit 26 home runs in 61 games at Double-A Amarillo before cooling after his promotion to Triple-A Reno. He finished with 31 homers and a .305/.345/.555 batting line in 112 games, plus a 108 wRC+.
