Among the rental players, Castro fits the broadest number of teams, given his versatility. The 28-year-old switch-hitter is enjoying a nice season at the plate, hitting .258/.350/.435 with 10 homers, 14 doubles, two triples, eight steals (ten attempts) and a career-best 10% walk rate.
"Adding a steady arm like Keller, who's in his prime and affordably signed for three additional seasons, has to hold appeal for the Blue Jays - particularly given the number of pitching injuries they've seen among their prospect class and other young arms in recent years."