Popular waiver wire arms are once again today's topic of discussion. If you're in need of a new pitcher for your staff (and nearly everyone is), both Tyler Mahle of the Cincinnati Reds and Caleb Smith of the Miami Marlins have probably crossed your mind. Neither has much of a track record though, so you may be hesitant to take the plunge. Both have some promise in their profiles, but are dinged by the quality of their supporting cast. Ultimately, Mahle is likely to be more trouble than he's w[...]