The New York Mets begin their spring training on February 21, 2026, with high optimism and several key storylines to watch. Manager Carlos Mendoza expressed excitement for the season opener against the Marlins, emphasizing the positive energy brought by new faces and coaching staff. Early observations highlight a strong clubhouse vibe, with players like Juan Soto and Francisco Lindor optimistic about the team’s prospects. The infield is evolving as Jorge Polanco and Bo Bichette work on positional transitions, aiming to bolster the Mets’ defensive strength. The right field competition features prospect Carson Benge, with veteran backups like Tyrone Taylor and Brett Baty also vying for a spot. The bullpen is shaping up with Devin Williams as closer, alongside other relievers such as Luke Weaver and Brooks Raley, with notable additions like Craig Kimbrel. Injuries and slow recoveries are a concern, with players like Luis Robert Jr., Francisco Alvarez, and Baty taking cautious approaches. The lineup's depth remains a question, with spring performances potentially influencing roster decisions. Overall, the Mets are focused on evaluating talent, addressing defensive concerns, and managing injuries in the early days of spring training.