"Iron Man Extremis Armor" is a costume for Iron Man in the Marvel Heroes Game
Costume Name
Iron Man Extremis Armor
Hero
Costume History
Iron Man Vol. 4 #5 (Mar. 2006)
After being put into critical condition in battle with
a new enemy, Tony Stark injected his nervous system
with the virus known as Extremis in order to save his
life. With Extremis, Tony Stark can control the Iron
Man armor as if it were a part of him, going so far as
to store the armor in the hollows of his bones.
