Which athlete's endorsement deal helped a sports brand increase its basketball shoe market share from 17% to 45% within 5 years, creating what's now considered one of the most successful signature product lines ever?

In the competitive world of sports retail, athlete endorsements can make or break a brand's market position. These strategic partnerships often result in signature product lines and dramatic market shifts. This trivia question explores one of the most financially impactful athlete endorsement deals in sports history and its effect on brand competition in the basketball footwear market.

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Michael Jordan with Nike (Air Jordan)
LeBron James with Nike
Stephen Curry with Under Armour
Kobe Bryant with Adidas