The Boston Red Sox are actively searching for pitching reinforcements, and a recently proposed trade could bring them one of the league’s top arms. The idea? A contract swap that lands Seattle Mariners ace Luis Castillo in Boston for designated hitter Masataka Yoshida.

The Boston Red Sox need pitching. That’s pretty well known, for both their bullpen and starting rotation. WHile they have the money to sign free agents, they also have the assets to trade. This proposed trade would bring Seattle Mariners’ multiple-time All-Star ace Luis Castillo to Boston for the rest of his contract,

The Boston Red Sox land a 10-time Gold Glover to replace Rafael Devers at third base by dealing a $90 million player in this hypothetical.