In Iron Man 2, Tony Stark not only had to face down Ivan Vanko, who blamed Tony's father for his own family's disgrace, but also smarmy business rival and shoddy-arms manufacturer Justin Hammer, who secretly plotted with Vanko to replicate Stark's Arc Reactor technology. An insecure schemer right up to the end, Hammer was arrested when Vanko went rogue and almost killed hundreds of people at the Stark Expo using Hammer Drones.
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