A mysterious serum called Extremis is stolen, and its lead researcher takes his own life after confessing to the crime. Dr. Maya Hansen, the other researcher, reaches out to her friend Tony Stark for help. Stark, who has been dealing with a confrontational interview, rushes to Hansen's aid. During a visit to a mutual friend, it becomes clear that Extremis was used to transform a government-hating terrorist into a powerful killing machine.
Aired: Nov 29, 2010Tony Stark embarks on a new chapter as Iron Man, transforming the armored Ave...
