LeBron James

Andy Hayt/NBAE via Getty Images

LeBron James

Power 100 rank: 2
Sport: NBA/Cleveland Cavaliers—F
Age: 25
Most recent notable achievement: 2009 NBA Most Valuable Player
Earnings: $44 million
Key sponsors: Nike, State Farm, Sprite

Why he's on the list: As his game-winning shot in the 2009 Eastern Conference finals proved, King James possesses a flair for the dramatic to go with his overwhelming talent and established marketability.