Very early fantasy preview- QB

This is a pre-draft preview.  I'm sure this list will change several times prior to the end of preseason, aka drafting season, especially with the draft, potential trades, mini-camps, training camp, and the inevitable injuries on the horizon.

1. Aaron Rodgers

2. Peyton Manning

3. Drew Brees

4. Tom Brady

5. Matt Schaub

6. Tony Romo

7. Philip Rivers

8. Brett Favre

9. Ben Roethlisberger

10. Donovan McNabb

11. Eli Manning

12. Joe Flacco

13. Vince Young

14. Chad Henne

15. Aaron Smith

16. Matt Ryan

17. Matthew Stafford

18. Matt Cassel

19. Mark Sanchez

20. Matt Moore