Two-time Mexican Olympian and undefeated featherweight knockout artist Oscar Valdez (13-0, 11 KOs), of Nogales, Mexico , undefeated No. 2-world-rated super middleweight contender Gilberto “Zurdo” Ramirez (29-0, 23 KOs) of Mazatlan, Mexico and Argentina’s Luis Carlos “El Potro” Abregu (36-1, 29 KOs), workout on Thursday for their upcoming all-action feature fights. Two-time Mexican Olympian and undefeated featherweight knockout artist Oscar Valdez (13-0, 11 KOs), of Nogales, Mexico , undefeated No. 2-world-rated super middleweight contender Gilberto “Zurdo” Ramirez (29-0, 23 KOs) of Mazatlan, Mexico and Argentina’s Luis Carlos “El Potro” Abregu (36-1, 29 KOs), workout on Thursday for their upcoming all-action feature fights.

Ramirez and Valdez share a double-header card, Saturday, November 15 at the Alamodome in San Antonio,Texas on HBO Latino. Ramirez takes on Fulgencio Zuniga while Valdez battles Alberto Garza.

In Atlantic City, Saturday, November 8, Abregu faces Brooklyn’s Sadam Ali at Boardwalk Hall in Atlantic City, NJ on HBO World Championship Boxing.