What happened: The New York Mets produced the top rookie class this season, according to Joel Sherman. The Cleveland Guardians ranked second, followed by the Chicago White Sox in third. The Boston Red Sox and Milwaukee Brewers completed the top five.

Why it matters: The evaluation highlights the organizations receiving the most immediate impact from their prospect pipelines. These clubs have relied on first-year players to fill key roster spots and drive production throughout the campaign.

What to watch: The featured rookies will look to finish the regular season strong.