That's a 0.36 ERA in that span. He's recorded 37 strikeouts in those 25 innings for a K rate of 13.3/9. He has issued a single walk during this span. 0.8 WHIP.
Is that good? Are those good stats? They look good, but are they good?
Keep in mind, Anthopoulos got Boston to pay nearly all of Sale's salary this season.