45 ODALIS PEREZ
2007 key stat: Allowed homer once every 9.8 IP, second-best mark of career.
Best case: Fulfills prediction of 200 innings, 15 wins.
Worst case: Gets hammered early, team looks to move him to make room for young arm.
17 TIM REDDING
2007 key stat: Held runners to .206 average with runners in scoring position.
Best case: Wins 12 games as reliable back-of-the-rotation presence.
Worst case: Can’t get lefties out, loses rotation spot to midseason call-up.
51 JON RAUCH