One of the most intriguing pitching prospects in the Boston Red Sox's farm system is now just two steps away from the big leagues. Anthony Eyanson, Boston's No. 9 prospect, made his professional debut this season with High-A Greenville after being selected in the third round of the 2025 Major League Baseball Draft. After just five starts, he now is heading up to Double-A Portland, per MiLB Central's Chase Ford . "The Boston Red Sox are promoting RHP Anthony Eyanson to Portland (Double-A)," Ford wrote on X. "Eyanson had 0.44 ERA along with 34 strikeouts in 20.1 innings for the Greenville Drive." This is absolutely the right call for Boston. Sure, Eyanson has just made five professional appearances, but he has dominated in a way that he simply needed to move up and face different competition. In his first five starts of the season, Eyanson allowed just one earned run to go along with a 34-to-3 strikeout-to-walk ratio in 20 1/3 innings pitched. Those three walks all came in his fifth start of the season.…