Akil Baddoo took a big step forward in May, adding the best plate skills we have ever seen from him to his 93rd percentile Statcast sprint speed.

Merrill Kelly's aggregate skills in May trailed only those of Mitch Keller and Spencer Strider among NL starting pitchers.

The surge in Tucupita Marcano's plate discipline and batted ball quality makes him an intriguing under-the-radar pre-peak bat.

Underneath Reid Detmers' ugly surface stats has been a huge surge in his skills foundation.

In spite of his mediocre early results, Spencer Torkelson has taken a significant step forward in multiple areas this season, making him a premium early buy-low target.

Pablo López's modest surface stats are hiding an upper-tier skills foundation.

The bat of Nolan Jones is scorching at Triple-A, making him an intriguing early stash in deep leagues.

Louie Varland's mediocre early results are hiding some really intriguing command building blocks.

Brandon Marsh's strong April came with full underlying support, including a combination of upper-tier exit velocity and sprint speed.

Zach Eflin is looking like TAM's latest reclamation project given the huge skills growth he showed in April.

Our first spotlight of the season shines on Mitch Keller, the headliner of our spring sleepers article. Can he sustain his strong April, or is there regression coming?