Which athlete's groundbreaking endorsement deal with Nike included an unprecedented 'signature shoe line' clause that revolutionized sports marketing and created a business model still used today?

Athletic endorsements have transformed the sports business landscape, creating billion-dollar partnerships between athletes and brands. These strategic alignments often define both an athlete's legacy and a brand's market position. This trivia question explores one of the most significant product endorsement shifts in sports history that changed how we think about athlete marketing deals. Test your knowledge about the business side of sports and the power of brand partnerships!

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Michael Jordan (1984 Nike deal with Air Jordan line)
Tiger Woods (1996 Nike deal with the TW line)
LeBron James (2003 Nike deal with the LeBron line)
Roger Federer (2008 Nike deal with the RF line)