Adrian Peterson

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Adrian Peterson

Power 100 rank: 8
Sport: NFL/Minnesota Vikings—RB
Age: 24
Most recent notable achievement: 2008 NFL Leading Rusher
Earnings: $9.5 million
Key sponsors: Nike, Vitamin Water

Why he's on the list: Not to be overshadowed by his new teammate, Brett Favre, All-Day Adrian posted another monster season in 2009 and remains at the center of Nike’s football campaign. Too bad about losing to the Saints in the playoffs.