Extremis

Extremis is the 16th episode of season two.

Synopsis
When S.H.I.E.L.D. Agent Mallen is fired by General Nick Fury, Mallen takes the super-serum “Extremis” and mutates into a powerful maniac bent on revenge. Can Iron Man stop this powerful foe?

Appearances

 * Iron Man/Tony Stark
 * James Rhodes
 * Pepper Potts
 * Mallen (first appearance)
 * Nick Fury
 * Maria Hill
 * Black Widow/Natasha Romanoff
 * Peter Corbeau