When the term "unhittable" is thrown around, it sometimes comes across a bit hyperbolic. Yes, guys like Felix Hernandez and Justin Verlander (well, maybe not this season) are for the most part, unhittable.
When one thinks of the most unhittable pitches in baseball, a few come to mind right away:
Yu Darvish's slider
Mariano Rivera's cutter
All of those are great offerings. Dodgers' lefty Clayton Kershaw, who has a legitimate four-pitch arsenal, has the most unhittable curveball in the game. Literally. He'll put it to the test against the Philadelphia Phillies tonight.
Kershaw has thrown the pitch 342 times this season. Opposing hitters are 9-for-116 with 59 strikeouts. That amounts to a .078 batting average. Oh, all the hits have been singles and he hasn't walked anyone with it, so the rest of the triple slash works out to .078/.078.
When Kershaw burst onto the scene in 2008, he was primarily a fastball-curveball pitche...