Signed by the former D-backs regime led by chief baseball officer Tony La Russa and general manager Dave Stewart, Tomas began his tenure with Arizona playing third base. He debuted a month into the 2015 season after beginning his career in the United States with Reno and hit .273/.305/.401 with nine homers and 48 RBIs as a rookie.
“There’s a lot of toughness there,” Lovullo said. “It started to get a little bit wobbly there in his last inning and one of their best hitters comes up to the plate, and he strikes him out to finish his outing.