Whether or not he has a hot September and October, his presence in the lineup makes the lineup more dangerous, because of the many ways he can beat you. He puts pressure on defenses. He causes pitchers to pitch differently to him and the guys behind him. Schilling always says that the difference between winning and losing depends on how you execute 4 or 5 pitches during the game. Crawford puts pressure on defenses and in the highly pressurized atmosphere of the post season, teams that make mistakes go home.