Marvel: Crisis Protocol - Luke Cage and Iron Fist
Jailed for a crime he didn't commit; Harlem-born Carl Lucas agreed to undergo an experimental treatment designed to replicate the effects of the Super-Soldier serum that produced Captain America. As a result of the treatment; Carl's skin became unbreakable; and his strength was amplified to superhuman levels. Now bulletproof and able to punch through four-inch-thick steel; Carl took on the name Luke Cage and became a hero dedicated to keeping his streets safe alongside his partner and friend Iron Fist.
Born into privilege; Danny Rand's life was forever changed when his parents were killed by a family friend. Fueled by a desire for revenge; Danny traveled to the mystical city of K'un-Lun. There; he trained under Lei Kung the Thunderer who turned him into a living weapon. As a final test; Danny challenged the dragon Shou-Lao and defeated him. Plunging his fist into the dragon's molten heart; Danny became the bearer of the Iron Fist. After avenging his parents; Danny turned his life to serving others; becoming inseparable friends with Luke Cage as a Defender; Avenger; and a Hero for Hire.