SAN JUAN, PUERTO RICO - Two-time world challenger and 2008 Puerto Rico Olympian, McWilliams Arroyo, will feature the show "Noche de Campeones en Casino Metro Boxing Nights," to be held on Saturday, September 9, at El San Juan Ballroom of the Sheraton Puerto Rico Hotel & Casino in San Juan, in a presentation of PR Best Boxing Promotions (PRBBP).

Arroyo (16-3, 14 KOs) will return to the ring after 17 months of inactivity following a unanimous decision loss on April 23, 2016, when he challenged then-WBC flyweight champion Roman "Chocolatito" Gonzalez in California, to face former Mexican world champion Hernan "Tyson" Márquez in a WBO Latino flyweight (112 pounds) bout scheduled to 10 rounds.