Spring training, the time of year when jersey numbers like 68, 75 or 83 are commonplace.

Spring training, the time of year when fans are mesmerized by 420-foot bombs, but then have no idea who hit them. Or, they watch a pitcher breeze through the heart of the order by striking out the side, then rack their brains, wondering where the heck did that guy come from?

New York Mets fans won’t have to wonder. This slideshow will introduce you to the five latest spring training invitees, some of whom could start the season in Queens.

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