MLBPipeline.com’s new Top 100 is now ready to be devoured and debated. The big news for this year’s list comes at the very top. For the first time since the preseason list in 2013, there is a new No. 1 prospect: Corey Seager, the Dodgers shortstop who played a pivotal role in Los Angeles’ run to the NL West title last year. He supplants Twins outfielder Byron Buxton, who held the top spot since the midseason re-rank back in ’13.