Play a season, don't need to complete it in order to unlock character

Unlockable - How to Unlock

Bobby Abreau - Earn 15 Seaon homeruns with one person.
Derrick Lee - Get 30 Season hits.
Derek Jeter Turn 2 Double Plays in One Game.
Johan Santana - Pitch a shut-out against any team.
Paul Konerko - Hit a Grand Slam in a game.
Dontrelle Willis Earn 45 strikeouts during the season.
Johan Santana Pitch a shut-out against any team.