- In Exiles, an alternate villainous Iron Man of Earth-2020 is a member of Weapon X, the more ruthless team of reality fixers. After ending up at the 'Crystal Palace' (the Exiles' headquarters) and fighting them there, he is eventually exposed and sent back to his own timeline where he is arrested by the Army for starting a world war.
- In one alternative reality Tony Stark has become the absolute ruler of the entire planet Earth, and kills many of that Earth's heroes and mutants. Weapon X arrives on this reality to help him conquer Attilan, though their true purpose is to cause his downfall. Tony is eventually killed by Susan Storm.
- In one alternative reality he is partners with both Mr. Fantastic and Doctor Octopus before he created the Iron Man suit.
- On an alternative world devastated by the Hulk's Annihilation Wave. Iron Man was one of those killed in the attack. When the Exiles arranged for the dead heroes to be replaced by alternates, Iron Man's replacement was a version of Spitfire, on the grounds that they have never got along with any alternate Tony Starks.
- The Sons of Iron are a group of armor-wearing warriors from an Earth shared by humans and reptilian humanoids. Because they are completely concealed by the Iron Man armor, no-one can tell which they are.
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