Bryce Harper and Stephen Strasburg do not a system make. One prospect cannot turn a team around overnight. Still, the enthusiasm and optimism fans draw from elite prospects can be worth the trade offs of a top-heavy system. True impact players are rare at every level; five-star superstar prospects are even more so.
The Kansas City Royals have such depth that their farm system runs away with top honors overall, but they do not have the best future star in the game's minor leagues. Nor do the Nationals. Whose stud rates highest? Whose system is entirely bereft of a top-level prospect? Read on for power rankings of the best prospect in each minor-league system.