While Jason Giambi is better known for being an inflated PED user, the fact remains that he was a very good hitter who was a former American League MVP. Giambi would go to five consecutive All-Star Games, blasted 440 Home Runs with a .516 career Slugging Percentage over a twenty-year career. He would also show solid plate discipline with three On Base Percentage Titles and retired with a very good 50.4 bWAR.