The hot stove has reached adequately warm temperatures. The Red Sox let go of the best hitting prospect in baseball in exchange for Chris Sale, the Nationals sent away the best pitching prospect in the game for Adam Eaton, and the Yankees relieved themselves of gobs of money in order to bring back Aroldis Chapman. So, naturally, let's talk about backup catchers.
Entering the offseason, it was known that Brian McCann's spot on the team was tenuous, but he was nominally slated to be a strong backup catcher/DH option, with Gary Sanchez taking over starting catching duties.