Every year, a handful of Major League Baseball players emerge from relative obscurity to become key contributors for their respective teams and household names to baseball fans across the country.

The breakout performance of guys like Jonathan Lucroy and Corey Kluber stole the headlines in 2014, but those two were relatively well-known around the league heading into the 2014 season.

On the other hand, guys like Josh Harrison, J.D. Martinez, Lorenzo Cain, Jake Arrieta, Tyson Ross and Dellin Betances were all relatively unknown league-wide heading into the year but emerged as stars by the end of the season.

So which players could announce themselves to the baseball world with a breakthrough year?

Here is a look at 10 guys who may not be known to most everyday baseball fans but could see that change in 2015 as they step into more significant roles with their respective teams and look to build off their 2014 performances.

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