Rubbing Mud

Rubbing Mud: Roberto Osuna’s Complicated Relationships

Toronto's young closer has a potentially dominant cutter, if he can just figure out how to use it.

Falling for the WBC and everything that comes with it.

Traded from the Reds to the Marlins, Dan Straily is an example of how new pitching data can help change a repertoire.

Baseball can be a different game for lefties and righties, but there's a lot more to learn.

Observations from an offseason spent watching games from a different era.

Rob Manfred, like Bud Selig before him, is blaming the players for a problem MLB owners created.

Will the Red Sox's new ace continue to trade strikeouts for fewer deep counts?

Taking a deep dive into the Cardinals right-hander's repertoire, sequencing, tunnels, and overall approach.

What if a hitter swung at literally every pitch he saw?

Fresher pitchers and faster games?

PECOTA loves Miguel Sano, but that might be because it doesn't know any better.

Are the Cardinals and their long-sturdy catcher starting to show some cracks?

We don't know much about players' eyesight, but it could be key to unlocking a lot about on-field performance.

Jon Lester should be just fine without David Ross and the rest of baseball can learn something from the Cubs' catching plan.

Raisel Iglesias and Zach Duke are extreme outliers, and possibly for good reason.

Brian Dozier is still in Minnesota, but maybe the Dodgers and the Twins were right to balk at a deal.