Things got a bit messy during the Jake Paul vs. Mike Tyson co-main event between Katie Taylor and Amanda Serrano.

Katie Taylor and Amanda Serrano met again in the featured undercard bout of Friday's main event between Mike Tyson and Jake ...

Another instant classic from Katie Taylor and Amanda Serrano was marred by headbutts, a nasty cut and a controversial decsion ...

Amanda Serrano said Katie Taylor "100 percent" intentionally headbutted her during Friday night's undisputed women's super ...

Katie Taylor secured a second victory over Amanda Serrano on Friday, dealing her rival a gruesome cut en route to a points ...

Katie Taylor and Amanda Serrano put on another Fight of the Year classic — but once again, it was mired in controversy.

Boxing star Amanda Serrano had fans feeling both disturbed and concerned over the eye cut she suffered during her showdown ...

Katie Taylor and Amanda Serrano engaged in a fight for the ages, showing skill, stamina and tremendous punch output, with ...

In another fight of the year contender, Katie Taylor retained her title with a close decision over Amanda Serrano in their ...

Katie Taylor defeated Amanda Serrano and retained her unanimous super lightweight championship with another disputed decision.

A fight more than two years in the making, all three judges scored the rematch between Katie Taylor and Amanda Serrano in ...

AMANDA Serrano shared a gruesome close-up photo of her eye after losing a highly contentious decision to Katie Taylor. The Irish legend retained her super-lightweight belts after all three judges ...