After implementing an expanded postseason field for the pandemic-shortened 2020 season, the MLB playoffs returned to a 10-team format in 2021.
That means 20 teams were on the outside looking in when the regular season ended, and each of those teams is facing a different set of obstacles in breaking through to join that group of World Series contenders.
With that in mind, we've taken a closer look at the 20 teams that failed to clinch a postseason berth this year and given our best guess as to when they will in fact reach the playoffs again.