Arizona Diamondbacks vs. Colorado Rockies MLB Pick Prediction 5/21/2021 by Tony T.
Diamondbacks at Rockies—Free pick is Colorado Rockies -135. Starting for the Rockies will be Domingo German. The righthander in his past three starts has allowed six earned runs in 16 innings of work. Seth Frankoff goes for Arizona. He has pitched only 9 1/3rd innings in the Majors and has an ERA over eight. Diamondbacks past ten games hitting only .202. Rockies are hitting in their home ballpark. In that five game period the Diamondbacks have a bullpen ERA near seven as opponents hitting .308 on this unit. Play Colorado -135.