Rivalries: Lyoto Machida As one of the few karatekas to thrive at the sport’s highest levels, “The Dragon” was for years a headlining attraction in the Ultimate...

Rivalries: Sean Sherk “The Muscle Shark” enjoyed a long and distinguished career that covered more than a decade and saw him become the second undisputed lightweight titleholder in...

Rivalries: Luke Rockhold The former Strikeforce and Ultimate Fighting Championship middleweight titleholder rattled off 15 victories across his first 17 professional...

Rivalries: Julianna Pena “The Venezuelan Vixen” will challenge Amanda Nunes for the undisputed women’s bantamweight championship when she meets the future hall of famer in the...

Rivalries: Charles Oliveira The Brazilian gets another chance at validation in a post-Khabib Nurmagomedov world when he defends the undisputed Ultimate Fighting Championship lightweight crown against Dustin Poirier in the...

Rivalries: Rob Font The former CES MMA champion will meet future hall of famer Jose Aldo in the UFC on ESPN 31 headliner this Saturday in Las Vegas.

Rivalries: Kyoji Horiguchi The 31-year-old American Top Team standout will challenge Sergio Pettis for the undisputed bantamweight championship in the Bellator 272 main event.

Rivalries: Holly Holm “The Preacher’s Daughter” reached the sport’s pinnacle a little more than four years after she made her MMA debut and held the undisputed...

Rivalries: Henry Cejudo A rare simultaneous two-division titleholder in the Ultimate Fighting Championship, the former Olympic gold medalist rose to the top of the 125-...

Rivalries: Joanne Wood The Syndicate MMA representative will meet Taila Santos in a pivotal UFC Fight Night 198 showdown on Saturday in Las Vegas.

Rivalries: Miesha Tate The former women’s bantamweight champion will meet Nova Uniao’s Ketlen Vieira in the UFC Fight Night 198 headliner on Saturday in Las Vegas.

Rivalries: Renan Barao “The Baron” on Friday will return from a two-year sabbatical and seek his first victory since 2016 when he faces Tyson Duckworth for the vacant Premier Fighting Championship featherweight crown in the...

Rivalries: Felicia Spencer The former Invicta Fighting Championships titleholder will attempt to right herself in a featured UFC Fight Night 197 affair opposite Leah...

Rivalries: Linton Vassell The Brit will look to move one step closer to contention in the Bellator MMA heavyweight division when he confronts the once-beaten Tyrell Fortune in the...

Rivalries: Al Iaquinta “Raging Al” will return from a two-year layoff when he toes the line against former King of the Cage champion Bobby Green in a premium UFC...

Rivalries: Rose Namajunas The Milwaukee native will defend the undisputed Ultimate Fighting Championship women’s strawweight title in a five-round rematch with Weili Zhang in the...

Rivalries: Dan Hooker “The Hangman” will replace former champion Rafael dos Anjos in a ridiculously treacherous short-notice assignment, as he tackles Islam Makhachev in a...

Rivalries: Vitaly Minakov The former Bellator MMA heavyweight titleholder will do battle with American Top Team’s Said Sowma in the Bellator 269 co-main event.

Rivalries: Benson Henderson The former Ultimate Fighting Championship and World Extreme Cagefighting titleholder will seek to snap a two-fight losing streak when he confronts Brent Primus in a featured...

Rivalries: Jim Miller The New Jersey native will step into the Octagon for the record 38th time when he takes on Combate Global veteran Erick Gonzalez in a UFC Fight...

Rivalries: Vadim Nemkov The decorated sambo stylist will defend his 205-pound championship against Julius Anglickas when their Bellator MMA light heavyweight grand prix semifinal shoulders the...

Rivalries: Tim Elliott The Glory MMA export will look to improve his standing as a Top 10 flyweight inside the Ultimate Fighting Championship when he faces Matheus Nicolau at...

Rivalries: Rashad Evans The New York native won Season 2 of “The Ultimate Fighter” reality series as an undersized heavyweight, downshifted a weight class and...

Rivalries: Bethe Correia The former Ultimate Fighting Championship women’s bantamweight title challenger will close out her career in a three-round battle with Karol Rosa on the...

Rivalries: Lauren Murphy The Alaska native will challenge Valentina Shevchenko for the undisputed Ultimate Fighting Championship women’s flyweight title in the UFC 266...