Walter Payton is the NFL's all time career leader in both rushing and yards from scrimmage. Over his illustrious career, he played in every game except one as a rookie. He was everything to the Chicago Bears, even playing quarterback on occasion (he was the team's emergency QB). Here are some notable stats taken from NFL.com:

  Yrs Att Yds Avg
WALTER PAYTON 13 3,838 16,726 4.4