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Floyd Mayweather after beating UFC star Conor McGregor.
- Floyd Mayweather says UFC has offered him $1 billion (£745 million) to return to combat.
- Mayweather claims the deal could encompass up to four fights.
- The American defeated Conor McGregor using boxing rules in August. After the bout, McGregor said Mayweather would excel in UFC.
Retired boxer Floyd Mayweather says cage-fighting promotion has UFC has made him a huge offer to return to combat sports.
In a live Periscope video uploaded by FightHype.com, the 15-time world boxing champion told fans that he could "come back" to UFC, fight "in the Octagon," and "do a three or four-fight deal and make $1 billion (£745 million)."
He said: "They just called me not too long ago and asked me to come back. I can come right back. If I want to, I can come right back to the UFC.
"I can go fight in the Octagon - I can go and do a three or four-fight deal in the Octagon and make $1 billion."
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Floyd Mayweather (left) with UFC president Dana White (right).
Mayweather beat UFC's biggest star in August when he scored a technical knockout over Conor McGregor in a boxing ring.
After the bout, McGregor lauded Mayweather's skillset and claimed the American could excel in UFC.
The Irishman said: "[Mayweather is] strong in the clinch [with a] great understanding of frames and head position. He has some very strong tools he could bring into mixed martial arts for sure."