As fans continue to clamor for a starter to join the Mariners, it is important not to overlook the bullpen. While Seattle has already addressed some of their bullpen needs with the Juan Nicasio signing, there is still work to be done.
If Jerry Dipoto truly likes his rotation, he cannot go into 2018 with the bullpen as is. The truth is, a back-end of Edwin Diaz, David Phelps, and Juan Nicasio isn’t to bad. However, it is not capable of covering up for their current bullpen.
There has been a run of free agent relievers coming off the market.