PHOENIX – Sunday’s dramatic franchise record-tying 8-7 extra-inning comeback victory over the Cardinals may have provided the clearest answer to whether the Diamondbacks were good enough to justify adding talent at the trade deadline.
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Arizona infielder Ketel Marte (4) looks for the double play after getting a force out at second on St. Louis Cardinals baserunner Lars Nootbaar (21) at Chase Field in Phoenix, on July 18, 2026. © Joe Rondone/The Republic / USA TODAY NETWORK via Imagn Images
Coming back from a 7-0 deficit isn’t just rare; it fundamentally changes belief inside a fan base. Arizona matched the largest comeback victory in franchise history before Max Kepler delivered the game-winning double in extra innings, capping a comeback that felt bigger than one afternoon in July. The standings make the result even more meaningful. Arizona moved within striking distance of a Wild Card spot while securing the season-series tiebreaker over St. Louis. This detail could carry enormous value if October positioning comes down to a single game. Those are the margins playoff teams understand.
Arizona’s Gabriel Moreno (14) hits an RBI single against the St. Louis Cardinals at Chase Field in Phoenix, on July 18, 2026. © Joe Rondone/The Republic / USA TODAY NETWORK via Imagn Images
Diamondbacks fans react to comeback victory:
This team man 😭 I knew if they chipped away each inning and kept throwing up zero’s…something great would happen. YOU GOTTA BELIEVE!
— David (@WildThingMVP) July 20, 2026
This is one of those wins that can start a 6 or 7 game winning streak
— sportshotrumors&debates (@sportshotrumors) July 20, 2026
Happy I got to see the comeback in person! Go #Dbacks !
— Rosanne Benavides 🌵 (@rosieposieGSTAZ) July 20, 2026
The look on McKays face as he looked back to see who had that cooler. lol
— Tina Minkkinen (@tminkkinen) July 20, 2026
Nice, nice… and nice.
Way to keep sluggin for that comeback win !!!— MW Durham (@MwDurham) July 20, 2026
Sunday’s rally reinforced what many Diamondbacks fans have believed all season. Reactions on social media suggest Arizona fans believe this roster possesses enough fight, offensive depth, and clubhouse confidence to survive adversity rather than collapse under it. Fans aren’t asking the front office to preserve the future anymore. They’re asking it to invest in the present by adding pieces at the trade deadline.
Arizona infielder Geraldo Perdomo (2) throws to first base for the out against the St. Louis Cardinals at Chase Field in Phoenix, on July 18, 2026. © Joe Rondone/The Republic / USA TODAY NETWORK via Imagn Images
A comeback like this doesn’t erase roster weaknesses. Arizona could still benefit from bullpen reinforcements and additional pitching depth. But it changes the conversation from whether the Diamondbacks belong in the postseason race to whether management is willing to reward a clubhouse that refuses to quit. Sometimes one unforgettable victory reminds an entire organization, and its fan base, that meaningful seasons are often defined by the games that seemed impossible to win.
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Reporter Benjamin Bliklen covers the Arizona Diamondbacks, Arizona Cardinals, and Phoenix Suns for Burn City Sports. You can follow him on his X account, @BenBliklen
