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Home/MLB/St. Louis Cardinals @ Kansas City Royals
MLB · 2026-06-18

St. Louis Cardinals vs Kansas City Royals

Kauffman Stadium

St. Louis Cardinals
40-32
VS
Kansas City Royals
30-45
63%
St. Louis Cardinals win probability · +102
Tale of the tape
63%Win probability37%
0.556Win %0.400
+11Run differential-51
Solid+102 · FanDuel
St. Louis Cardinals to win
Our model makes St. Louis Cardinals 63% to win, but the price only implies 50% — that 13-point gap is where the value is.

Our read leans St. Louis Cardinals over Kansas City Royals — a 63% win probability once everything is weighed. A 63% lean with real separation between these two.

Why we lean this way

  • Form & record: Kansas City Royals sit 30-45 (0.400), St. Louis Cardinals 40-32 (0.556).
  • Last 10: Kansas City Royals 4-6 (W1), St. Louis Cardinals 6-4 (L1). Hot streaks move these lines fast.
  • Run differential: Kansas City Royals -51, St. Louis Cardinals +11 on the year — the most honest measure of how good a team actually is, beyond their record.
  • On the mound: Kansas City Royals hand the ball to Noah Cameron; St. Louis Cardinals counter with Matthew Liberatore. Starting pitching swings a baseball game more than any other factor.
  • Home field: worth about +3.5% to Kansas City Royals in our model.

The verdict

Bottom line: St. Louis Cardinals to win is a solid lean. Treat it like a 63% spot — not a sure thing, because there is no such thing. Size it sensibly and enjoy the game.

Logged to our public track record and graded after the final. We analyze; we never take wagers. 21+.

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