ESPN's greatest quarterbacks of all time

John Clayton of ESPN decided to give us a list of his 10 best quarterbacks EVER. This is mainly because Brett Favre and Peyton Manning are in the NFL's Championship games, so why not bring this question up, right? Anyway, here's Clayton's list. Johnny Utah is mysteriously absent.

1. Johnny Unitas
2. Joe Montana
3. Otto Graham
4. John Elway
5. Brett Favre
6. Dan Marino
7. Tom Brady
8. Peyton Manning
9. Terry Bradshaw
10. Bart Starr

All right, let's get this debate going.