Spring training is finally among us, and with only 42 days separating us from MLB Opening Day, teams everywhere have their work cut out for them as they prepare for a regular-season marathon.

Teams like the Atlanta Braves and Toronto Blue Jays made major improvements to their lineups and rotations this offseason, and they promise to make a big splash once the season gets underway.

The next month-and-a-half will provide teams the opportunity to tune their lineups in any way possible to give them the upper hand, and even though a season brings about unpredictable obstacles, it’s hard to beat a balanced attack.

Infields make up an important core of a team’s efforts, with their defense holding up a pitcher’s efforts and their bats accounting for half the lineup.

Here is where lineups all around the league stack up as teams begin making tweaks leading up to April.

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