Preview the July 20 matchup between the Arizona Diamondbacks and St. Louis Cardinals with recent trends, how to watch, livestream info, and more.

The Arizona Diamondbacks are playing themselves into a stand-pat position at worst as the trade deadline approaches.

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The Diamondbacks crushed the Cardinals for a sweep at Chase Field, a much-needed start to the second half for a club fighting to avoid selling.

Coming into their series against the Arizona Diamondbacks behind the NL Central leading Chicago Cubs by 6.5 games, Oliver Marmol and the Cardinals have numerous crucial series coming up in their schedule — starting with Arizona.

Arizona Diamondbacks starter Brandon Pfaadt was dominant as his team beat the Cardinals, momentarily stalling the idea of selling at the deadline.

The Arizona Diamondbacks played a near perfect series in sweeping the St. Louis Cardinals this weekend in front of over 102,000 fans. They outscored St. Louis 2

Preview the July 20 matchup between the Arizona Diamondbacks and St. Louis Cardinals with odds over/under, game spread, betting lines and more.

Cardinals Announce Jordan Walker News Before Diamondbacks Series originally appeared on Athlon Sports. Before the team returns to the diamond after the All-Star Break on Friday, the St. Louis Cardinals announced that Jordan Walker was activated from the 10-day injured list and will join the club in Arizona.

Diamondbacks pitcher Ryne Nelson talks about his day on the mound and the team's performance against the St. Louis Cardinals on July 19, 2025.