[AZ Central] Diamondbacks still like their chances despite Manny Machado trade - Based on how active General Manager Mike Hazen was at last year’s trade deadline, the Diamondbacks seem to be expecting additions at some prior to July 31 non-waiver deadline. That said, they feel they have enough underperformers on their roster that any holes on the roster could be filled internally. “I know there’s guys in here, including myself, we just haven’t played the way we’re capable of,” Souza said. “I think as soon as we do that, we’re a really good ballclub, no matter who we add.