Although the right-hander was optioned to Triple-A, there are reasons to be optimistic following his brief debut.
By Statcast classifications, Spencer Arrighetti has thrown six types of pitches in his first seven major league innings, in descending order by usage rates: Four-seam fastball (38.6%), cutter (25.9%), sweeper (18.7%), curveball (10.8%), slider (3.6%), and changeup (2.4%). His six sliders thus far could’ve also been intended as a...