When he was on the mound in 2018, Washington Nationals’ closer Sean Doolittle dominated opposing hitters, putting up a 1.60 ERA, 1.89 FIP, six walks (1.20 BB/9), and 60 Ks (12.00 K/9) in 45 innings pitched, over which he held opposing hitters to a combined .136/.178/.213 line (.033/.171/.033 vs left-handed hitters and .160/.180/.256 vs right-handed hitters).
Doolittle, 32, recorded a career-high 25 saves (in 26 opportunities) and the left-hander led National League relievers in opponents’ on-base percentage (.