In the 1985 Series , they faced - off with cross-state rivals Kansas City Royals for the first time in a non-exhibition game , but they lost the series .
The Cardinals again won the league in 1985 and 1987 .
In the 1985 Series , Cardinals faced - off with cross-state rivals Kansas City Royals for the first time in a non-exhibition game , but Cardinals lost the series .
The Cardinals again won the league in 1985 and 1987 .