Don Mattingly was the manager of the Miami Marlins for seven seasons, leading the Fightin’ Fish to the postseason on one occasion in 2020 before ultimately falling to the Atlanta Braves in the NLDS. That was by far the highlight of his tenure, as the Marlins never had a winning record in a full 162-game season under his watch. In fact, most of the time, the baseball was quite perilous and not pleasant to watch. Mattingly last managed a game at loanDepot Park on Oct. 5, 2022, a 12-9 win over the Braves. Now Mattingly is back in the dugout in Miami, but this time it is on the opposite side. Following the Philadelphia Phillies’ dismissal of manager Rob Thomson — a move that came due to the team’s lack of spirited play to start 2026 — Phillies president of baseball operations Dave Dombrowski elevated Mattingly to the managerial position on an interim basis. Mattingly’s promotion comes just months after he expressed a desire to not manage anymore. It is safe to say it appears he had a change of heart.…