Top 51 Prospects: Pittsburgh Pirates | FanGraphs Baseball
60 We now have a reasonably-sized big league sample with which to help us answer the question of whether Hayes will be merely very good, or will hit for enough in-game power to have a Scott Rolen-ish career. The data does some pushing and pulling. In about a month, Hayes hit a whopping .376/.442/.682, ranked fourth among all hitters with a 195 wRC+, and led all NL rookies with 1.7 WAR even though he only played in 24 games. And Hayes was hitting the ball hard. His big league average exit velocity (just shy of 93 mph) and HardHit% (55%) were both above what he posted in the 2019 minors (91 mph...