Danny Rand spent years training in the mystical land of K'un-L'un. At the age of 19, he fought a mystical dragon, and plunged his fist directly into the dragon's heart, granting him the power of Iron Fist
Earth's Mightiest[]
Iron Fist defeated Nova, Tigra and Black Knight in the second mini-tournament, moving him on to the finals. Unfortunately, he was immediately creamed by The Incredible Hulk.
Goin' Green[]
Iron Fist was an alternate, entering in the second round, and defeating Martian Manhunter.