There are a number of ways to go about improving the Mariners pitching staff next rhis offseason, and signing an ace is not essential. Alex Cobb would be a major step forward. Lance Lynn would help edge Seattle 3/5ths of the way to Kate’s dream of a 100% former Cardinals starting rotation. Tyler Chatwood is... debatable. If Seattle wants a surefire frontline ace to accompany James Paxton, however, there’s only one avenue they can pursue with significant control. Yu Darvish would improve the Mariners significantly next year - of that there is no debate.
Yu Darvish has a tricky but possible fit with the Mariners
