Maybe he has learned to locate them? Or throw them all with the same motion so the batter can't read which it is until it's too late, or maybe he has a catcher who knows how to call his game? Or a little bit of everything?
Ya mean i got ninja'd?
(and didn't know it due to page turn)
(ps i chose Lee instead to be consistent with last names... perhaps i shoulda said Mr. Lee and Mr. Buxton....)