American mixed martial arts league founded in 2017 by Donn Davis and launched in 2018, known for its regular-season, playoff, and championship format.
American mixed martial arts league founded in 2017 by Donn Davis and launched in 2018, known for its regular-season, playoff, and championship format.

Omran Chaaban
Osama El Saidy
Oscar Rizzo

Osvaldo Benedito

Otto Rodrigues

Oualid Gounaine

Oualy Tandia

Oussama El Idrissi
Oussama El Idrissi

Owen Carr
Ozzie Alvarez
Ozzy Dugulubgov
World Series of Fighting 16: Palhares vs. Fitch
Sacramento, United States
World Series of Fighting 15: Branch vs. Okami
Tampa, United States
World Series of Fighting 14: Ford vs. Shields
Edmonton, Canada
World Series of Fighting 13: Moraes vs. Bollinger
Bethlehem, US
World Series of Fighting 12: Palomino vs Gonzalez
Paradise, United States