Spencer Arrighetti has made some large strides throughout his rookie season. Remove that disastrous first start against the Royals on April 10 and he has a 4.31 ERA and 4.21 FIP on the season. Respectable for a rookie pitcher thrust into a situation he wasn’t arguably fully ready for. But the lack of suitable starters within the Astros’ organization left Dana Brown with no other option early in the season.
The right-hander has looked particularly sharp since early July, posting a 3.19 ERA and 3.81 FIP in his last 67 2⁄3 innings with a 28.