Undefeated WBO #3 super lightweight Arnold Barboza Jr. (20-0, 7 KOs) is a young contender closing in on a world title shot. Mike Alvarado (40-4, 28 KOs) wants another taste of world championship glory. Barboza, from South El Monte, California, will take on former 140-pound world champion Alvarado in a 10-round super lightweight bout on Friday, April 12 at Staples Center as part of the Vasiliy Lomachenko-Anthony Crolla undercard. ESPN+ will stream.

Also on the card:

A 10-round light heavyweight co-feature between longtime WBO super middleweight champion Gilberto Ramirez and Tommy Karpency.

Top welterweight contender Alexander Besputin (12-0, 9 KOs) will defend his USBA title against Alfredo Blanco (20-7, 11 KOs) in a 10-rounder. Besputin is currently ranked #1 by the WBA.

Janibek Alimkhanuly (5-0, 2 KOs), a former amateur standout from Kazakhstan, will face the rugged Cristian Olivas (16-4, 13 KOs) in a 10-rounder for the vacant WBO Global and WBC Continental Americas middleweight belts. Two of Olivas’ four losses have come via split decision, and he has never been knocked out as a pro.

Super middleweight contender and three-time Indian Olympian Vijender Singh (10-0, 7 KOs) will make his United States debut against Calvin Metcalf (9-1-1, 2 KOs) in an eight-rounder. Singh captured a bronze medal at the 2008 Olympics, becoming the first Indian boxer to claim an Olympic medal.

Italian heavyweight Guido “The Gladiator” Vianello (2-0, 2 KOs), who represented his homeland at the 2016 Rio Olympics, will fight Lawrence Gabriel (3-1-1, 2 KOs) in a six-rounder.

Los Angeles native Chris “The Boy” Zavala (3-0, 2 KOs) will face Sergio Gonzales (2-2, 1 KO) in a four-rounder at super featherweight.

Dominican-born bantamweight prospect Elvis Rodriguez (1-0, 1 KO) will take on Kevin Luna (1-2, 1 KO) in a four-rounder.