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| Name | Given Name | Age | Birthday | Height | Weight | Birth City | Birth Country | Batting Hand | Throwing Hand |
|---|---|---|---|---|---|---|---|---|---|
| John Costello | John Reilly | 65 | 12/24/1960 | 6'1" | 190 lbs | Bronx | R | R |
| Year | Team | Games | At Bats | Hits | Home Runs | RBI | Batting AVG | Wins | Losses | Strikeouts | Shutouts | Position | Errors | Double Plays | Assists |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1988 | St. Louis Cardinals | 36 | 5 | 0 | 0 | 0 | 0.0000 | 5 | 2 | 38 | 0 | Pitcher | 0 | 0 | 3 |
| 1989 | St. Louis Cardinals | 48 | 6 | 0 | 0 | 0 | 0.0000 | 5 | 4 | 40 | 0 | Pitcher | 0 | 0 | 4 |
| 1990 | Montreal Expos | 4 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | Pitcher | 0 | 0 | 0 | |
| 1990 | St. Louis Cardinals | 4 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | Pitcher | 0 | 0 | 0 | |
| 1991 | San Diego Padres | 27 | 1 | 0 | 0 | 0 | 0.0000 | 1 | 0 | 24 | 0 | Pitcher | 0 | 0 | 5 |