Just how big would these fights have been?

1. Fedor Emelianenko vs Randy Couture
2. Kazushi Sakuraba vs. Rickson Gracie
3. Ken Shamrock vs. Frank Shamrock
4. Fedor Emelianenko vs. Josh Barnett
5. Wanderlei Silva vs. Chuck Liddell (This argument is from when they were in their primes)
6. Frank Shamrock vs. Kazushi Sakuraba
7. Fedor Emelianenko vs. Brock Lesnar
8. Anderson Silva vs. Matt Hughes (Back when they were suppose to meet at UFC 36)
9. Tito Ortiz vs. Dana White (Not sure where they're going with this)
10. Randy Couture vs. Wanderlei Silva (Back when they were 205 Champions)