With injuries mounting on the pitching staff, the Diamondbacks need Brandon Pfaadt to return to early-season form in a pivotal game against the Mariners.

The next homestand for the Arizona Diamondbacks features a pair of postseason contenders, the Seattle Mariners and San Diego Padres.

The Seattle Mariners, we all know, could use an offensive upgrade in their lineup. Heck, they could use an upgrade at several spots in their lineup.

Logan Evans makes the start for the Mariners and steps in the rotation spot for the sidelined Bryce Miller, going opposite Brandon Pfaadt making the start for the Diamondbacks, with the second ...