Want to be a better big league pitcher? Just add a nasty new pitch. It's that simple. Except when it's not. That's what ...

Last year, Gore's slider was a much harder pitch, averaging 91.1 mph with just 1.5 inches of horizontal movement and 7.3 inches of vertical break.

Holmes has always been fascinated with the minutiae of pitch movement. Assistant pitching coach Desi Druschel talked a little about the mechanics of the kick-change.

On top of his slider being a pitch the Yankees could improve, his changeup has shown serious signs of being a plus pitch, with good horizontal movement and depth to it.

What do you call a pitch that looks like a fastball out of hand, mimics a slider and is actually neither? Diabolical. Meet ...

His slider movement, velo and release is similar to Clay Holmes and Jason Adam, which gives you a glimpse into the potential of the pitch.

Cade Horton's slider is his best pitch, but he'll need more than that to survive at the big league level.