Cardinals vs Diamondbacks Prediction 22 June 2026

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The main thing

    📡 St. Louis open their homestand against Arizona as the second-placed team in the National League Central. The Cardinals hold a 41-34 record, having won 21 of 38 games at home, while the Diamondbacks arrive with a 15-21 mark on the road. Arizona remain in contention near the top of the NL West, but recent outings have exposed just how vulnerable they are when their starting rotation faces adversity. At Busch Stadium, the hosts have a chance to capitalize on their more consistent home form and a favorable matchup on the mound.

    Head-to-Head

    📊 Over their last 10 head-to-head matchups, the St. Louis Cardinals and Arizona Diamondbacks have split victories evenly, with five wins apiece. While the rivalry is balanced, the games themselves often unfold with contrasting rhythms: Arizona have posted emphatic wins (including a 5-0 shutout), while the Cardinals tend to prevail in tighter contests (like 5-3) and consistently show composure in closing out games. With the series deadlocked, the opening game of this new set carries extra significance. St. Louis benefit from home-field advantage, but Arizona remain a dangerous opponent, fully capable of flipping the script with a single explosive inning.

    H2H Stats Matches and Previous Teams Results

    59%
    42 Wins
    35%
    25 Wins
    20.07.25
    MLB
    Arizona Diamondbacks
    Arizona Diamondbacks
    St. Louis Cardinals
    St. Louis Cardinals
    5
    3
    4
    0
    0
    0
    1
    1
    0
    0
    0
    1
    0
    0
    0
    0
    0
    0
    19.07.25
    MLB
    Arizona Diamondbacks
    Arizona Diamondbacks
    St. Louis Cardinals
    St. Louis Cardinals
    10
    1
    3
    0
    2
    0
    1
    0
    3
    0
    0
    0
    0
    1
    0
    0
    1
    0
    19.07.25
    MLB
    Arizona Diamondbacks
    Arizona Diamondbacks
    St. Louis Cardinals
    St. Louis Cardinals
    7
    3
    0
    0
    3
    0
    2
    0
    0
    0
    1
    0
    0
    0
    1
    0
    0
    0
    25.05.25
    MLB
    St. Louis Cardinals
    St. Louis Cardinals
    Arizona Diamondbacks
    Arizona Diamondbacks
    4
    3
    1
    2
    0
    0
    1
    0
    0
    0
    0
    0
    1
    1
    1
    0
    0
    0
    24.05.25
    MLB
    St. Louis Cardinals
    St. Louis Cardinals
    Arizona Diamondbacks
    Arizona Diamondbacks
    6
    5
    1
    0
    0
    0
    0
    0
    0
    0
    0
    1
    0
    0
    3
    0
    2
    4
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    St. Louis Cardinals Team Overview

    The Cardinals are 41-34 on the season, maintaining a solid 21-17 record at home. While they don't always lead the league in offensive stats, their strengths lie in discipline, roster depth, and execution in tight finishes. They've managed just four wins in their last ten games, dropping six, making this home series against Arizona a crucial chance to regain consistency. St. Louis need to capitalize on the vulnerabilities in the Diamondbacks' starting rotation and avoid giving Arizona early opportunities through free passes.

    Match Results: St. Louis Cardinals

    21.06.26
    MLB
    Kansas City Royals
    Kansas City Royals
    St. Louis Cardinals
    St. Louis Cardinals
    10
    12
    2
    5
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    4
    0
    0
    1
    0
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    3
    1
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    W
    20.06.26
    MLB
    Kansas City Royals
    Kansas City Royals
    St. Louis Cardinals
    St. Louis Cardinals
    6
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    4
    0
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    1
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    0
    L
    18.06.26
    MLB
    Kansas City Royals
    Kansas City Royals
    St. Louis Cardinals
    St. Louis Cardinals
    14
    6
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    6
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    4
    1
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    L
    17.06.26
    MLB
    St. Louis Cardinals
    St. Louis Cardinals
    San Diego Padres
    San Diego Padres
    1
    6
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    L
    16.06.26
    MLB
    St. Louis Cardinals
    St. Louis Cardinals
    San Diego Padres
    San Diego Padres
    3
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    1
    1
    0
    1
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    W
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    Arizona Diamondbacks Team Overview

    Arizona enter the series with a 39-38 record but have managed just 15 wins in 36 road games. They’ve split their last 10 contests with five victories, yet away from home, the Diamondbacks often rely heavily on quick production from the top of their lineup. This team can generate offense through speed, solid contact, and power hitting, but their defensive consistency remains a concern. In St. Louis, it’s crucial for the visitors to prevent the hosts from grabbing early momentum, as the Cardinals excel at protecting leads with their bullpen and strong defensive play.

    Match Results: Arizona Diamondbacks

    21.06.26
    MLB
    Arizona Diamondbacks
    Arizona Diamondbacks
    Minnesota Twins
    Minnesota Twins
    2
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    L
    21.06.26
    MLB
    Arizona Diamondbacks
    Arizona Diamondbacks
    Minnesota Twins
    Minnesota Twins
    8
    16
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    2
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    2
    10
    0
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    L
    20.06.26
    MLB
    Arizona Diamondbacks
    Arizona Diamondbacks
    Minnesota Twins
    Minnesota Twins
    9
    5
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    1
    1
    1
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    1
    4
    0
    1
    0
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    3
    2
    W
    17.06.26
    MLB
    Arizona Diamondbacks
    Arizona Diamondbacks
    Los Angeles Angels of Anaheim
    Los Angeles Angels of Anaheim
    8
    1
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    1
    5
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    17.06.26
    MLB
    Arizona Diamondbacks
    Arizona Diamondbacks
    Los Angeles Angels of Anaheim
    Los Angeles Angels of Anaheim
    0
    7
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    L
    Empty
    There are no events
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    ⚾ Starting Pitchers

    St. Louis hand the ball to Andre Pallante. The right-hander enters with an 8-4 record, a 3.76 ERA, and 62 strikeouts. While Pallante isn’t always overpowering in terms of strikeouts, he excels at controlling the pace, inducing ground balls, and limiting hard contact. His main challenge will be navigating the top of Arizona’s lineup-if he can keep early baserunners to a minimum, the Cardinals can dictate the tempo and play to their strengths.

    For Arizona, Merrill Kelly gets the start. The righty sits at 5-6 with a 5.81 ERA and 42 strikeouts. It’s been a tough campaign for Kelly, as opponents have frequently strung together rallies after reaching base early. He brings veteran savvy and can deliver solid outings by mixing speeds, but against a disciplined Cardinals lineup at home, his ability to stay in the zone and avoid drawn-out innings will be crucial.


    ⭐ Editorial Prediction

    The even split in the last 10 head-to-head meetings shows that Arizona can't be taken lightly. However, the current pitching matchup and home form clearly tip the scales in St. Louis' favor. Pallante is putting together a more consistent season, while Kelly has too often allowed opponents to string together big innings. The Cardinals manage games more effectively at home, and Arizona have struggled to find stability on the road. For the series opener, we’re backing a St. Louis Cardinals win.

    Our choice
    St. Louis Cardinals Win at odds of -141*
    MyBookie
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    *The odds are relevant for the time of publication (22 June 2026, 04:35)

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    Betting Tips: St. Louis Cardinals - Arizona Diamondbacks

    Arizona Diamondbacks have lost:
    st-louis-cardinalsarizona-diamondbacksin 6 of last 7 away games against St. Louis Cardinals (MLB).
    St. Louis Cardinals Win
    -149
    Under 8.5 runs scored:
    arizona-diamondbacksin last 5 Arizona Diamondbacks away games (MLB).
    Total Under (8,5)
    -109
    Arizona Diamondbacks won with a +1.5 handicap:
    st-louis-cardinalsarizona-diamondbacksin last 6 games against St. Louis Cardinals (MLB).
    Arizona Diamondbacks Handicap (+1,5)
    -192