Pirates vs. Diamondbacks betting preview targets the under as both offenses go cold in series The Pittsburgh Pirates are performing better than expected this season, with improved hitting and scoring, led by pitcher Mitch Keller. The Arizona Diamondbacks, despite a recent World Series appearance, are struggling with pitching, particularly starter Zac Gallen, though he performs better at home. The betting analysis suggests targeting the under 9 runs for the game, considering Keller’s strong performance and Gallen’s home advantage.

• The Pittsburgh Pirates have a winning record (20-17) and are scoring significantly more runs than last season.
• Mitch Keller is pitching at an All-Star caliber with a 3-1 record and 2.85 ERA.
• The Arizona Diamondbacks have a 17-18 record, with pitching being a struggle.
• Zac Gallen has a 4.45 ERA and 1.52 WHIP this season but a 1.23 ERA at home.
• Player prop suggestions include Nolan Arenado under 0.5 hits against Keller and Ryan O’Hearn 2+ total bases against Gallen.
• The official play is to bet the under 9 runs for the game.