Sports icon Floyd Mayweather Jr. is set for the payday of a lifetime. New reports claim the retired boxer is set to make $300 million for his upcoming bout against UFC champion Conor McGregor.

While McGregor is expected to make around $100 million, Floyd should rake in three times the amount.

Floyd Mayweather stepped out in Hollywood Wednesday night … as the RICHEST ATHLETE TO EVER WALK THE EARTH! Hours after the big McGregor vs. Mayweather announcement, Floyd hit up the “All Eyez On Me” movie premiere in Westwood lookin’ like a million bucks (times 300). Floyd has said he expects to make between $200 and $300 million for the McGregor fight — though he hasn’t confirmed the terms of the deal yet. (TMZ)

R&B singer Tank has already revealed who he believes will easily win the fight.

Yesterday, Detroit rapper Royce Da 5’9 predicted a McGregor defeat.

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Both Conor and Floyd have already confirmed their fight is happening.