Fort Myers Mighty Mussels vs Clearwater Threshers is a regular-season minor-league baseball game held at BayCare Ballpark in Clearwater, Florida. The matchup pits the Clearwater Threshers — the Philadelphia Phillies’ Clearwater affiliate — against the Fort Myers Mighty Mussels, an affiliate of the Minnesota Twins, and highlights developing prospects and occasional major-league rehabs. BayCare Ballpark, which also serves as the Phillies’ spring training facility, provides a major-league-caliber setting for the contest.