There comes a point in a player's career that he makes the transition from average to good; good to great; a talented prospect to a bona fide MLB star.
The breakout year is the year that earns players reputations and helps to solidify their place as mainstays in a team's lineup. Fans grow to love players during their breakout year.
It is very hard to predict when players will break out (see: Bautista, Jose), but with new statistics, it becomes easier to identify potential candidates. You can examine anything from a player's contact rate to line-drive rate, K/BB ratio to whiff ratio.
A few weeks ago, I wrote an article about each team's most likely breakout candidate.
Now, I will rank the 25 players most likely to break out during the 2012 season.