Here's my top heavyweights. I don't think i've left out many all-time greats, if I have these guys would batter them anyway.

1. Lennox Lewis
2. Muhammad Ali
3. Evander Holyfield
4. George Foreman
5. Mike Tyson
6. Joe Frazier
7. Vitali Klitschko
8. Jack Dempsey
9. Riddick Bowe
10. Earnie Shavers
11. Wlad Klitschko
12. Joe Louis
13. Larry Holmes
14. Sonny Liston
15. Gary Mason