Didn't even realize how old this thread was...
This is a tough one. I'd vote for Royce and Ken. At one point in time...Ken Shamrock was one bad ass mofo! One of the few fighters who beat Bas Rutten and he drew with Royce in their Super Fight rematch which the Gracies considered a loss.
Marcus Aurelius: Tell me again, Maximus, why are we here?
Maximus: For the glory of the Empire, sire.
Baked, not fried... the healthy choice.