Marcel, Steamer and ZiPS have these 2018 projections for Blake Swihart:
M: 211 PA, .265/.333/.413/.746
S: 81 PA, .242/.304/.368/.672
Z: 307 PA, .228/.288/.338/.626
Steamer and ZiPS project ISO (isolated power) of .126 and .110, respectively, for Swihart, who has an MLB career ISO of .113.
https://www.baseball-reference.com/players/s/swihabl01.shtml
https://www.fangraphs.com/statss.aspx?playerid=13176&position=C