Take a look at these numbers:
- 582.1 innings pitched
- 3.13 FIP (click for explanation)
- 3.36 xFIP (click for explanation)
- 3.51 SIERA (click for explanation)
- 18.7 K-BB% (click for explanation)
- And, for the people who still use it (you shouldn’t), a 3.42 ERA
Those are the career numbers of one James Paxton from his call-up in 2013 through the end of his final campaign in Seattle last season.