It wasn’t the flashiest signing but the Blue Jays inking of Tanner Roark for 2 years $24M, brings durability and consistency to a rotation that is sorely lacking that. Roark was worth 2.0 WAR last season, split between the Reds and Athletics. Steamer, the projection system hosted at Fangraphs, projects him to worth a similar 1.6 WAR this upcoming season.
Roark was signed primarily because of his durability. He has thrown at least 150 innings in each of the last four seasons. He should in theory replace the 124.0 innings thrown by Clay Buchholz, Clayton Richard and Edwin Jackson last season (a trio that combined to be worth -0.6 WAR).
Roark is your standard back of the rotation arm. He doesn’t get a ton of strikeouts but gets enough (21.9% K rate), to be effective. Same with walks, he doesn’t have pinpoint control (7.1% BB rate), but it’s good enough to be effective. The biggest thing for Roark is the long ball. His home run per fly ball rate has been double digits in each of the last three seasons. His best two seasons in 2014 and 2016 he was able to keep that under 10% and his ERA was under three. …
Author: Paul Berthelot / Blue Jays Nation