There is no proven formula for building a World Series contender.
Some teams spend big in free agency, hoping to piece together enough star power to make a title run, while others work under the confines of a strict budget and rely heavily on the contributions of young, cost-controlled talent.
The eight teams remaining in the 2020 postseason represent a nice mix of perennial big spenders and cost-conscious clubs on the rise.
With the division series underway, this seemed like the perfect time for a deep dive into the anatomy of contending rosters.
We broke down the roster of each American League Division Series and National League Division Series team, splitting the players into homegrown talent and outside additions.