Fan CastingIron Man: Extremis (2015)

Plagued with worry and insomnia since saving New York from destruction, Tony Stark, now, is more dependent on the suits that give him his Iron Man persona -- so much so that every aspect of his life is affected, including his relationship with Pepper. After a malevolent enemy known as the Mandarin reduces his personal world to rubble, Tony must rely solely on instinct and ingenuity to avenge his losses and protect the people he loves. Story takes place in the holiday season just after the Battle of Sokovia. Tony's had his Arc Reactor removed and eliminated all his extra suits to focus more on modular armors. Tony and Pepper's relationship is damaged by the events of this story, leading to them being temporarily broken up during Civil War.