The Cardinals and the Cubs have one of baseball's oldest and most storied rivalries. There are probably a Big Three in baseball rivalries with the Yankees/Red Sox and Giants/Dodgers being the other two.

What is the thing that each front office needs to research and answer to propel a pennant, to save a season, or to retrench a rebuild?

There are less than 100 games remaining in the 2025 MLB season for each of the 30 teams, and we've quickly gone from small sample size to a fast-approaching trade deadline and the dog days of summer.