Every MLB team has at least a few stars or highly touted youngsters who are expected to produce. But each year, other guys unexpectedly step forward to help carry the load.

Call them secret weapons—role players and fringe roster add-ons who have stuffed the stat sheet for their respective clubs in the early going.

Let's examine one such player per team. Some will be flashes in the pan, destined to regress after a hot start. Others might keep putting up notable numbers and rise from relative obscurity to household-name status.

American League East

Baltimore Orioles: INF Jose Iglesias

Jose Iglesias was an All-Star with the Detroit Tigers in 2015.