Though it's the first time a pitcher will start the Wild Card Game on short rest, it's far from an unprecedented move in postseason play. Plenty of teams have turned to their ace on short rest in key postseason contests over the past two decades, albeit with mixed results.
As Keuchel prepares to make his first career start on short rest, here's a look at five lessons to be learned from the previous pitchers who have tackled the challenge during the Wild Card era.
Note: The data in this piece considers only pitchers who started on short rest after making a start.