This article is part of our Regan's Rumblings series.
We've already heard the term "FAABapalooza" in relation to the recent slate of prospect callups, so this isn't the most creative title, but hopefully the content will be better. We've seen a wave of prospect callups already this year, from guys like Chris Paddack, Eloy Jimenez and Fernando Tatis Jr. making big league rosters out of spring to Vladimir Guerrero Jr., Michael Chavis, Carter Kieboom, Griffin Canning and others debuting in April. May has seen even more, with Nick Senzel, Keston Hiura and Austin Riley headlining the next wave. This week, we will discuss a handful more, including a couple guys looking to show that their previous stints aren't truly reflective of their long-term abilities.
Willie Calhoun, OF, TEX
A true post-hype sleeper, Calhoun has been on fantasy owners' radars for several years now, coming over to the Rangers as the key piece in the 2017 Yu Darvish deal with the Dodgers. Due in part to his defensive limitations, Calhoun has yet to truly break through, batting just .233/.283/.338 over parts of two previous big league seasons. Calhoun also posted a modest .782 OPS in Triple-A last season, which isn't terrible by any means, but combined with poor glovework and high expectations, his stock has taken a hit in recent seasons. Flash forward to 2019. After hitting .304/.416/.557 in 138 PA for Triple-A Nashville this year, Calhoun got the call when Elvis Andrus hit the IL with a hamstring injury. Calhoun dropped 20 pounds