If I can go out on top as the pound-for-pound greatest fighter ever, that would be great.

And both, at different times, have staked legitimate claims to being recognized as the best pound-for-pound fighter in the world.

Donaire came into the fight as the pound-for-pound No. 5 fighter in the world.

It would be the third fight between the top 10 pound-for-pound fighters.

He has spent more time on the undercard than as the main event fighter, despite being considered among the best pound-for-pound fighters in the world.

He also became the Ring Magazine's number one ranked pound-for-pound fighter.

That's why I have confidence, because people say he's the best pound-for-pound fighter in the world.

"I want to fight him, because he's the best pound-for-pound fighter in the sport."

It is not so much the opposition, says the man still described by many as the best pound-for-pound fighter in the world.

It would also give him another chance to prove that he is one of the best pound-for-pound fighters in the world.