The Cubs invested heavily in Jon Lester, and he hasn't disappointed in year one. Plus, Rubby De La Rosa, Angel Pagan, Cory Spangenberg, and Aaron Altherr.

Matt Kemp had a truly miserable 1H, but he has rebounded in the 2H. What's behind the surge? Plus Hector Rondon, Travis d'Arnaud, Jimmy Nelson and Jayson Werth.

Kendrys Morales' power and average have returned after a brutal 2014, but have his pre-14 skills returned as well? Also, Reddick, T. Walker, LaRoche, Owens.

Multiple DL stints have resulted in Anthony Rendon falling well short of pre-season expectations. How have the skills held up? Plus, Kolten Wong, Michael Bourn, Mike Leake, and Anthony DeSclafani.

Shelby Miller has been a bright spot in what has turned into a rough year for Braves fans. Do his skills support his current 2.81 ERA? Plus Jedd Gyorko, Tyson Ross, Chris Owings and Cameron Rupp.

Miguel Cabrera isn't the beast he's been in the recent past—any reason to be concerned? Also G. Holland, Cano, Lowrie, and Severino.

Mookie Betts has been a major bright spot in an otherwise dismal year in Boston. How do the skills measure up in his first full season? Plus Jesse Chavez, Eduardo Escobar, Jered Weaver, and Travis Shaw.

Edwin Encarnacion just wrapped up another trademark power binge, hitting 11 home runs in August—but were his early-season woes a precursor to potential issues in 2016?. Also, V. Martinez, Kinsler, Nova, Lewis.

Starling Marte has been a force on the base paths throughout the season, but what has happened to his power? Plus, Freddie Freeman, Scooter Gennett, Patrick Corbin, and Francisco Rodriguez.

Liriano had an excellent first half, but he has faded a bit of late. Is there reason for concern? Plus Domonic Brown, Chris Rusin, Ruben Tejada and Kyle Schwarber.

Cold, hot, cold—Albert Pujols' performance has been all over the place this year. What to expect this month? Also J. Kelly, A. Cabrera, W. Davis, and Joseph.