Superheroes and Villains!

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Across
  1. 4. He's a very smart guy who has a bionic suit made of iron
  2. 5. He's a big guy who turns green when he's angry
  3. 7. He's a god with a mighty hammer
  4. 9. He was bit by a radioactive spider and now has a spidey sense
  5. 10. He hangs out in a bat cave and has a really cool car
Down
  1. 1. He's from Wakanda and named after a large jungle cat
  2. 2. He's faster than a speeding bullet and always wears a blue and red suit
  3. 3. He used to be a soldier, loves America, and has a very strong shield
  4. 6. He works with the X-men and has very sharp claws
  5. 8. He's the really bad guy from Avengers, wants all the infinity gems