St Louis Cardinals vs. Seattle Mariners MLB Pick Prediction 4/21/2023 by Tony T.
Cardinals at Mariners—Steven Matz to start for St Louis. Matz has three starts in 2023 with an ERA 6.48 and WHIP 1.80. The lefthander a strikeout mark of 22.4% with 10.5% walks. Ground balls 51% with 1.62 home runs per nine innings and 27.5% line drives.