Sor Rungvisai vs Gonzalez:Brian Viloria added to undercard

Filipino-American Brian "The Hawaiian Punch" Viloria (37-5,22) is set make his second fight at super flyweight against yet to be announced opponent. The "THE SUPERFLY" fight card will be held on September 9 at the StubHub Center in California. 

Viloria a former two division world champion, 36 ,is most recently coming off of a eight round unanimous decision win over Mexican Ruben Montoya in Tokyo Japan , his first fight since his loss to Roman "Chocolatito" Gonzalez in 2015. Viloria signed with Japan's biggest boxing promotion Teiken Promotions in early 2017 and aim to get another world title crown in super flyweight division but doesn't rule out to return in Flyweight (112 pounds).

The SUPERFLY fight card will also feature three big fights that includes Super flyweight top contenders and champions Naoya Inoue, Srisaket Sor Rungvisai, Chocolatito, Cuadras and Estrada.

Srisaket Sor Rungvisa rematch with former pound for pound King Roman "Chocolatito" Gonzalez for WBC Superflyweight title will headline the card followed by WBO champion Naoya Inoue of Japan title defense against Antonio Nieves of Ohio and world title eliminator fight between Mexican warriors Carlos Cuadras and Juan Francisco Estrada.