Defensive Runs Saved
In 2019, Walker hit .259/.348/.476 with 29 home runs and 73 RBIs. He had a 9 Defensive Runs Saved (DRS) rating, the best in the National League among first basemen, and led all major league first basemen with 139 assists. In the pandemic-shortened 2020 season, he hit .271/.333/.459 with 7 home runs and 34 RBIs.