Get ready for long games, messy box scores and plenty of pitching changes.
It's that time of year again, as MLB rosters expand Sept. 1, allowing teams to add as many as 15 extra guys to the big-league roster.
In the Cubs' case, the expanded roster gives manager Joe Maddon a plethora of different options, namely out of the bullpen.
The Cubs will have some some moving and shaking coming on their 40-man roster ahead of Saturday's big day, but here's an idea of what the roster could look like in the heat of the pennant race in the season's final month:
The sick bay
Most of the Cubs' roster reinforcements will come in the form of regular players returning from injury.