Justin Gaethje left his World Series of Fighting lightweight championship behind to sign with the UFC. The unbeaten Gaethje will make his debut on July
With the WSOF morphing into the Professional Fighters League, the UFC snatched up another of the promotion's champions, inking a deal with Justin Gaethje.
Marlon Moraes is headed to the UFC, but faced former WEC world champion Miguel Torres at the inaugural WSOF1 on November 3, 2012, in Las
Check out this epic battle between WSOF lightweight champion Justin Gaethje and challenger Luiz Firmino.
Rising from the ashes of World Series of Fighting is the $10 million Professional Fighters League, which is banking on a seasonal playoff approach.
Former World Series of Fighting bantamweight champion Marlon Moraes has inked a deal to make his Octagon debut at UFC 212.
Watch as Andre Harrison takes the WSOF featherweight belt from Lance Palmer at WSOF 35.
Watch the WSOF 35: Ivanov vs. Jordan preliminary bouts, streaming live from Verona, N.Y., on Saturday at 8:15 p.m. ET / 5:15 p.m. PT on
Watch the WSOF 35: Ivanov vs. Jordan weigh-in, streaming live from Verona, N.Y., on Friday at 5 p.m. ET / 2 p.m. PT on MMAWeekly.com.
World Series of Fighting recently announced that Donavon Frelow will replace an injured Timur Valiev in the bantamweight title fight at WSOF 35.
Two-division World Series of Fighting champion David Branch has inked a deal to return to the UFC. Branch broke the news on Wednesday.
Justin Gaethje retained his lightweight title at WSOF 34 on Saturday in New York City, when the main event fight was stopped in between rounds.
All four championship fights on the World Series of Fighting’s historic New Year’s Eve card are official after all the participants made weight Friday.
When it comes to MMA, there are few things in life that World Series of Fighting lightweight champion Justin Gaethje takes more seriously.
Louis Taylor has lofty goals, the first of which is defeating David Branch for the middleweight title at WSOF on New Year's Eve.
It's been a long time coming, but Jake Shields is more ready than ever for his shot at WSOF welterweight champion Jon Fitch on New
With just three weeks to go until fight time, WSOF lightweight champion Justin Gaethje has a new opponent for New Year's Eve.
Olympic judo superstar Kayla Harrison says Ronda Rousey has given her "a lot of help" when it comes to making the transition into MMA; but
World Series of Fighting has inked a deal with two-time Olympic judo gold medalist Kayla Harrison.
World Series of Fighting on Monday announced a stacked eleven-bout fight card for its New Year’s Eve event in New York City.
Hot on the heels of canceling its next two events, WSOF confirmed that it is going with all title fights on its New Year's Eve
World Series of Fighting has cancelled its next two live events.
WSOF light heavyweight champion David Branch maintained his championship stranglehold at WSOF 33 on Friday night.
Friday night's World Series of Fighting 33 main event has been canceled due to medical concerns.
Pressed into an immediate rematch, Chris Gutierrez said it's "going to be bad" for Timur Valeiv at WSOF 33 on Friday night.
Vinny Magalhaes entire MMA career could, quite literally, hang in the balance of his WSOF 33 title fight with David Branch on Friday night.
Having racked up a spotless 16-0 record, WSOF champ Justin Gaethje is now focused on getting out of the cage quicker.
WSOF officially announced on Tuesday the highly anticipated welterweight title fight between reigning champion Jon Fitch and No. 1 contender Jake Shields.
World Series of Fighting announced the completion of a six-fight main card for the WSOF33: Gaethje vs. Dugulubgov world championship doubleheader on Oct. 7.
World Series of Fighting continued its signing spree on Monday, announcing it had inked a deal with UFC veteran Ramsey Nijem.
Click an image below for Ring Girl Gallery