my sure winner (can only use each team once per season) is:
DAL (used DET, SD, NO, BALT, NYG, ZONA, MINN, GB, HOUS, PATS earlier weeks, 8-2)
my sure loser (can only use each team once per season) is:
SD (used AZ, MIAMI, TB, TENN, BUFF, GIANTS, DET, CAR, KC, STL earlier weeks, 7-2-1)