8. Floyd Mayweather, Jr.
Career years: 1996-Present
What would a superstar athlete be without superstar branding? Floyd Mayweather's "Money Team" loves to patrol the Internet, and with a recent crop of #MoneyTeam apparel, Mayweather's frail fans can stan in their basements and at the supermarket—anywhere but the actual ring. #MoneyTeam: For stans who love to talk about the hustle from behind a computer screen.