In a Major League season full of surprises, 2010 has brought on a handful of unexpected producers during the first half of the season.
Whether it has been the utter dominance of young pitchers, or the outburst of power from the big bats, there are veterans bouncing back, and many potential stars in the making.
Between some of baseball's younger generation and some of the old, a wide variety of players have stood out on an unexpected level.
On the other hand, some of the early surprises of 2010 could be just a brief flash of stardom rather than more permanent dominance.
Whether they are for real, or just a flash in the pan, here is a breakdown of 25 of baseball's biggest producers in the first half of 2010 that were definitely not predicted to perform as well as they have.