During Friday and Saturday, Las Vegas will see in action seven boxers who have been world champions or currently own the World Boxing Association black and gold championship.

The first to get into the ring, will the featherweight Interim champion Jesus Cuellar from Argentina, who will fight Rico Ramos, who was bantamweight world champion during 2011-2012.

Cuellar will defend for the second time the championship he won on August 23, 2013, in New York. Has a record 23-1, 18 KO´s.

On his part, Ramos was super bantamweight champion after his knocked out Akifumi Shimoda in 2011 when he was losing the fight.

That will be the opening of the title bouts. On Saturday, the action will be in the MGM Grand in Las Vegas where five fighters are part of the WBA history.

Adrien Broner reappears after he lost the WBA welterweight championship he owned from June 22 to December 14, 2013, when he lost for the first time in his career after 27 victories. This weekend he will fight Carlos Molina, in another division.

Then is the turn of 140 lbs former champion, Amir Khan from England, who was the WBA 140 world champion between 2009 and 2011. This weekend he will face another former world champion Luis Collazo, who dominated the welterweight division between 2005 and 2006. At present he is the 147 lbs. International World champion and they both seek to win the elimination fight.

Finally, the main fight of the night will be between Floyd Mayweather jr (WBA super welterweight super world champion) and Marcos Maidana (WBA welterweight world champion). The bout will be a unification fight, the American has WBC 147 champion.

About Maidana: “He is a very solid champion with 80% of Kos in his career and I cannot overlook at him.” Floyd Mayweather Jr.

About Floyd Mayweather: “I am not afraid of him, nothing scares me.” Marcos René Maidana.

The Argentinean makes the first defense of the belt he won in December Texas, before Broner.