How the Cardinals went from 1.3% postseason odds to playing the defending champs tonight

Instead of playing for next year, St. Louis decided to add at the trade deadline. Its reward? A 17-game win streak and a wild-card date with the Dodgers.

source https://www.espn.com/mlb/story/_/id/32339105/2021-mlb-playoffs-how-st-louis-cardinals-went-13-postseason-odds-playing-defending-champs-tonight