Clemson, Alabama, Oklahoma, Iowa and Michigan State each won last week and sit firmly atop the Top-25 in the penultimate College Football Rankings.

Iowa and Michigan State will do battle on Saturday for the right to appear in the four-team College Football Playoff. Other key games to watch will be #1 Clemson vs. #10 UNC and #2 Alabama vs. #18 Florida in conference title games. Last season's champion, Ohio State Buckeyes, are on the outside looking in at #6, and will need a loss from the top three seeds in order to have a chance at defending their title.

Here's a look at the complete CFP rankings released Today:

1. Clemson 12-0

2. Alabama 11-1

3. Oklahoma 11-1

4. Iowa 12-0

5. Michigan State 11-1

6. Ohio State 11-1

7. Stanford 10-2

8. Notre Dame 10-2

9. Florida State 10-2

10. North Carolina 11-1

11. TCU 10-2

12. Baylor 9-2

13. Ole Miss 9-3

14. Northwestern 10-2

15. Michigan 9-3

16. Oregon 9-3

17. Oklahoma State 10-2

18. Florida 10-2

19. Houston 11-1

20. USC 8-4

21. LSU 8-3

22. Temple 10-2

23. Navy 9-2

24. Utah 9-3

25. Tennessee 8-4