Which power bats can you trust? Comparing PX and xPX values reveals some potential booms and busts.

Why sell Nelson Cruz if he's on a 40-HR pace? Also, K. Morales, W. Davis, Berkman, Gausman.

Splitting a starting pitcher's skills by scenario can yield some interesting findings. For example, both Dom and Ctl erode by 15% when pitching with runners on base, a fact that has led to all of Jon Niese's struggles this season.

Troy Tulowitzki's injury is painful, for him and his owners. But for the rest of us, it may provide a buying opportunity.

Latos is even better. Plus Starlin Castro, Carlos Gomez, Kris Medlen and Wade Miley.

Clay Buchholz is off to a fantastic start—what can you expect over the rest of the year? Also Nate McLouth, Justin Masterson, Alcides Escobar and David Adams.

The Saves at Risk chart gives us CLE, COL, LA, LAA, MIA, SD, SEA and TAM to examine.

It's almost mid-June, and Jeff Samardzija's 2H success from 2012 has extended into 2013. Plus Ike Davis, Hunter Pence, Chase Headley and Hyun-jin Ryu.

Looking to validate BA results thus far? xBA/BA discrepancy helps identify potential risers and fallers.

Examining the reasons behind R.A. Dickey's less-than-stellar Cy Young follow-up. Also, Butler, Morse, Harang, Aviles.

Rick Porcello's refined changeup has enabled him to dominate RH bats so far this season. He's a tweak vs. lefties away from sustaining the elite flashes he has shown in recent starts.