–The Impossible origin is, of course, a twisted version of the FF’s. They got their powers from cosmic rays on a spaceflight. (The gamma radiation Sally mentions is what created the Hulk.) Reed Richards blames himself for the accident that created them. In this case, Richard actually is responsible because he screwed up and caused an explosion. And of course, he’s the one who actually gets cool powers out of the deal and it doesn’t bother him a bit.
Hank: “Hey Brock? How would you do it?”
Brock: “You’re asleep, quick jerk of the neck. Never feel a thing.”
Hank: “You’ve thought about this.”