Even though a majority of the game’s top prospects have already received promotions, teams will receive an infusion of fresh, young talent on Sept. 1 when the active roster expands from 25 to 40 players.

With roughly five weeks remaining in the regular season, expanding rosters will allow teams to address their needs at the major league level by essentially plucking specific talent from within their farm systems. In general, it’s an opportunity for every organization to add bench and bullpen depth by utilizing its full 40-man roster.

In anticipation of what should be a flurry of promotions starting next Monday, we’ve got you covered with a look at the top prospects ticketed for the major leagues for the season’s final month. The rankings for this article are based primarily on Prospect Pipeline’s midseason top 50 update, though factors such as 2014 performances, 40-man roster status and teams’ specific needs at the major league level were also considered.

Here are the top 25 prospects most likely to be called up on Sept. 1.

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