Elite: Brady, Rodgers
Really good: Brees
Inconsistent, but can carry offenses without much help: Newton, Wilson, maybe Luck when healthy
Nice potential and/or system QB: Goff, Garoppolo, Watson, Mahomes, Wentz
Still effective, but almost washed: Rivers, Big Rape
Above average talent, but overrated due to appearance: Stafford, Matt Ryan, Cousins
Average: Dalton, Tannehill, Winston, Smith, Dak
Not good: Flacco, Taylor, Mariota, Keenum, Carr, Bradford, Manning, Foles
Terrible: Bortles, Trubisky
Historically bad: Peterman