Costa (15-4 MMA, 7-4 UFC) is irate at Chimaev for allegedly sending his girlfriend "nasty" DMs, and is dead set on fighting ...

Paulo Costa hasn't changed his ultimate goal after his return to the win column at UFC 318.

UFC middleweight Paulo Costa has reiterated his desire to square off with Khamzat Chimaev as the rivalry between the two men ...

No man has yet cracked the puzzle that is the undefeated Chimaev, including a past opponent he shares with Costa in Robert ...

Paulo Costa returned to the win column with a strong performance against Roman Kopylov in the UFC 318 co-main event.

Paulo Costa exposes a shocking DM from Khamzat Chimaev to his girlfriend, sparking fresh drama between the UFC rivals.

NEW ORLEANS – Things between Paulo Costa and Khamzat Chimaev seem to be getting worse.

Top-ranked middleweight contenders Paulo Costa and Roman Kopylov met in the Octagon as the co-main event for UFC 318.

The latest chapter in Paulo Costa and Khamzat Chimaev's heated rivalry has taken things to a deeply personal level.

Paulo Costa reveals the shocking reason he wants to go to war with Khamzat Chimaev, igniting tension ahead of a potential clash.

Paulo Costa promised a different sort of fighter after a cold streak and a year-long layoff from fighting. He delivered at ...