Pound-for-pound rankings: Vasiliy Lomachenko takes top spot from Gennady Golovkin

Lomachenko frustrates Rigondeaux, wins by TKO (0:52)

Guillermo Rigondeaux claims an injured hand and stops the fight after the sixth round. Lomachenko retains the WBO Junior Lightweight Title, improving to 10-1. (0:52)

Who is the world's best fighter, regardless of weight class? Check out ESPN's latest top 10.

Don't forget to check out Dan Rafael's divisional rankings, which are updated weekly.

For a list of the current champions in all weight classes, click here.

Note: Results are through Dec. 13

THE PANEL: Dan Rafael, Teddy Atlas, Bernardo Pilatti, Eric Raskin, Nick Parkinson, Nigel Collins, Joe Cortez, Charles Moynihan, Carlos Nava, Claudia Trejos and Salvador Rodriguez

The rankings are based on a descending points system, with a first-place vote receiving 10 points, a second-place vote receiving nine points and so on. A tie goes to the fighter with the highest ranking, and then with the most votes at that ranking.

Others receiving votes: Srisaket Sor Rungvisai (14), Anthony Joshua (13), Oscar Valdez (10), Manny Pacquiao (6), Leo Santa Cruz (4), Juan Francisco Estrada (4), Danny Garcia (2), Guillermo Rigondeaux (1), Jermell Charlo 1.