Merrill Kelly takes the mound for the Diamondbacks today. Despite a solid outing against the Orioles, Kelly's 7.20 ERA this season raises concerns, especially given his lack of success against the Marlins historically.

Kelly has shown flashes of potential but needs to overcome inconsistency issues. He could be useful against weaker offenses.

Merrill Kelly's recent performance has been pivotal, allowing him to secure his second win. His ability to pitch deep into games provides the Diamondbacks with a reliable option as they face the Orioles.

Merrill Kelly has struggled significantly in his starts this season, contributing to the Diamondbacks' pitching woes. His performance will be crucial in determining the outcome of tonight's game against the Orioles.

Merrill Kelly is in a buy-low situation after a rough outing against the Yankees but has shown resilience in bouncing back in previous seasons. He is expected to provide quality innings for the Diamondbacks as the season progresses.